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Bridge Statistics for Spearfish, South Dakota (SD)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 61Number of bridges
  • 476ft / 145mTotal length
  • 243,893Total average daily traffic
  • 27,606Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Spearfish
  • No street view available for this location

New bridges in Spearfish, SD - historical statistics
  • New bridges - historical statistics
  • 11910-1919
  • 11930-1939
  • 31950-1959
  • 11960-1969
  • 371970-1979
  • 31980-1989
  • 61990-1999
  • 62000-2009
  • 32010-2019
Average Bridge Daily Traffic in Spearfish, SD
Average Bridge Truck Traffic in Spearfish, SD
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 2.6%Very good
  • 36.8%Good
  • 39.5%Satisfactory
  • 13.2%Fair
  • 5.3%Poor
  • 2.6%Serious
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 13.2%Very good
  • 23.7%Good
  • 44.7%Satisfactory
  • 7.9%Fair
  • 10.5%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 7.9%Very good
  • 44.7%Good
  • 34.2%Satisfactory
  • 5.3%Fair
  • 2.6%Poor
  • 5.3%Serious
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 5.4%Excellent
  • 27.0%Very good
  • 59.5%Good
  • 8.1%Satisfactory
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 27.3%Very good
  • 36.4%Good
  • 9.1%Satisfactory
  • 9.1%Fair
  • 18.2%Poor
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Structure Number: 41079024,  Location: 1.5 W 5.5 N SPEARFIS (Lat: 44.571472,  Lng: -103.891203),  Route carried "on" structure: County highway ,  Year Built: 2006,  Status: Open,  Structure Length: 3.87m (12.70ft),  Average Daily Traffic: 740 (year 2019),  Truck Traffic: 9%,  Average Future Daily Traffic: 910 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: OLD BELLE HWY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Skew: 2 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.9m (45.6ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 76.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 41080037,  Location: 1.5 W 4.2 N SPEARFISH (Lat: 44.552711,  Lng: -103.890269),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 2.44m (8.01ft),  Average Daily Traffic: 740 (year 2019),  Truck Traffic: 9%,  Average Future Daily Traffic: 910 (year 2032),  Features Intersected: TRIB TO SPEARFISH CK,  Facility Carried by Structure: OLD BELLE HWY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 23.2m (76.1ft),  Curb-To-Curb Width: 9.7m (31.8ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 60.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 41080057,  Location: 1.3 W US 85 INTERCHANGE (Lat: 44.522358,  Lng: -103.889967),  Route carried "on" structure: Interstate 90,  Year Built: 1974,  Status: Open,  Structure Length: 3.47m (11.38ft),  Average Daily Traffic: 4,580 (year 2021),  Truck Traffic: 15%,  Average Future Daily Traffic: 7,191 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: OLD BELLE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.420,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.0m (42.7ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.0m (42.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 70.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 42.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41080058,  Location: 1.3 W US 85 INTERCHANGE (Lat: 44.522128,  Lng: -103.889975),  Route carried "on" structure: Interstate 90,  Year Built: 1974,  Status: Open,  Structure Length: 3.47m (11.38ft),  Average Daily Traffic: 4,580 (year 2021),  Truck Traffic: 15%,  Average Future Daily Traffic: 7,191 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: OLD BELLE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.420,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.0m (42.7ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.0m (42.7ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 70.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 42.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41082064,  Location: Tumbleweed Tl-Spearfish (Lat: 44.512528,  Lng: -103.887617),  Route carried "on" structure: City street ,  Year Built: 2009,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 50 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 75 (year 2039),  Design Load: HL 93,  Features Intersected: CARLSON DITCH,  Facility Carried by Structure: TUMBLEWEED TRAIL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.3m (14.1ft),  Curb or Sidewalk Widths: Left: 3.4m (11.2ft),  Right: 0.8m (2.6ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 37.4 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 28.8 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021
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Structure Number: 41083043,  Location: 0.5N SPEARFISH (Lat: 44.543383,  Lng: -103.883269),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 500 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 500 (year 2032),  Features Intersected: HIGGINS GULCH,  Facility Carried by Structure: CAMP COMFORT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Material/Design: Aluminum, Iron,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft)

Condition: Channel: Good,  Culverts: Very good,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020
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Structure Number: 41084057,  Location: 1 W US 85 INTERCH (Lat: 44.521756,  Lng: -103.882358),  Route carried "on" structure: Interstate 90,  Year Built: 1974,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 7,640 (year 2020),  Truck Traffic: 16%,  Average Future Daily Traffic: 10,070 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: HIGGINS GULCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 15.031,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 23.2m (76.1ft),  Skew: 21 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.1m (10.2ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 90.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 54.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2020
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Structure Number: 41087043,  Location: 1.5N SPEARFISH (Lat: 44.543278,  Lng: -103.874744),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 500 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 500 (year 2032),  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: CAMP COMFORT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 14.6m (47.9ft),  Curb-To-Curb Width: 6.9m (22.6ft),  Out-to-Out Width: 7.0m (23.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 41089117,  Location: 5.0S AND 0.5W SPEARFISH (Lat: 44.427256,  Lng: -103.873153),  Route carried "on" structure: County highway ,  Year Built: 1977,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 100 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 100 (year 2032),  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: RIMROCK LODGE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 4.6m (15.1ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.6m (38.1ft),  Curb-To-Curb Width: 5.7m (18.7ft),  Out-to-Out Width: 5.9m (19.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 41090009,  Location: 0.5W 7.0N SPEARFISH (Lat: 44.591814,  Lng: -103.869936),  Route carried "on" structure: County highway ,  Year Built: 2005,  Status: Open,  Structure Length: 4.51m (14.80ft),  Average Daily Traffic: 740 (year 2019),  Truck Traffic: 9%,  Average Future Daily Traffic: 910 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: REDWATER RV,  Facility Carried by Structure: OLD BELLE HWY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.9m (58.7ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 81.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 48.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 41090071,  Location: ST JOE ST SPEARFISH (Lat: 44.502381,  Lng: -103.869997),  Route carried "on" structure: City street ,  Year Built: 1999,  Status: Open,  Structure Length: 0.75m (2.46ft),  Average Daily Traffic: 150 (year 2019),  Truck Traffic: 3%,  Average Future Daily Traffic: 175 (year 2035),  Design Load: HS 20,  Features Intersected: CHIPMUNK GULCH,  Facility Carried by Structure: SAINT JOE ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 1.5m (4.9ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 89.8 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021
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Structure Number: 41091057,  Location: 0.4 W US 85 INTERCH (Lat: 44.521272,  Lng: -103.867617),  Route carried "on" structure: ServiceInterstate 90,  Year Built: 1974,  Status: Open,  Structure Length: 3.05m (10.01ft),  Average Daily Traffic: 50 (year 2020),  Truck Traffic: 5%,  Average Future Daily Traffic: 50 (year 2040),  Design Load: HS 20,  Features Intersected: SPEARFISH CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 15.868,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 29.9m (98.1ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.6m (34.8ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 64.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 38.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 4109107,  Location: HILLSVIEW ROAD-SPEARFISH (Lat: 44.503042,  Lng: -103.867406),  Route carried "on" structure: City street ,  Year Built: 1986,  Status: Open,  Structure Length: 2.75m (9.02ft),  Average Daily Traffic: 200 (year 2019),  Truck Traffic: 1%,  Average Future Daily Traffic: 200 (year 2035),  Design Load: HS 20+Mod,  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: HILLSVIEW ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.4m (34.1ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 13.7m (44.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 59.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 41092058,  Location: 0.3 W US 85 INTERCH (Lat: 44.520917,  Lng: -103.867303),  Route carried "on" structure: Ramp Interstate 90,  Year Built: 1971,  Status: Open,  Structure Length: 5.37m (17.62ft),  Average Daily Traffic: 1,258 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 1,658 (year 2040),  Design Load: HS 20,  Features Intersected: SPEARFISH CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 15.868,  Lanes on structure: 1,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 20.4m (66.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.1m (26.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 47.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 28.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 41092076,  Location: NASH ST - SPEARFISH (Lat: 44.494336,  Lng: -103.865556),  Route carried "on" structure: City street ,  Year Built: 1998,  Status: Open,  Structure Length: 1.17m (3.84ft),  Average Daily Traffic: 500 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 500 (year 2035),  Design Load: HS 25 or greater,  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: NASH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 12.5m (41.0ft),  Material/Design: Concrete continuous,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.2m (36.7ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 12.5m (41.0ft),  Out-to-Out Width: 15.1m (49.5ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 33.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 22.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 41092079,  Location: JACKSON BLVD - SPEARFISH (Lat: 44.490308,  Lng: -103.864861),  Route carried "on" structure: City street ,  Year Built: 1966,  Status: Open,  Structure Length: 2.19m (7.19ft),  Average Daily Traffic: 12,135 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 12,135 (year 2035),  Design Load: HS 20,  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: JACKSON BLVD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.0m (68.9ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 18.3m (60.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 43.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 41093081,  Location: GRANT ST - SPEARFISH (Lat: 44.487169,  Lng: -103.863508),  Route carried "on" structure: City street ,  Year Built: 1988,  Status: Open,  Structure Length: 2.50m (8.20ft),  Average Daily Traffic: 3,981 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 3,981 (year 2035),  Design Load: HS 20+Mod,  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: GRANT STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 24.7m (81.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 9.4m (30.8ft),  Out-to-Out Width: 13.0m (42.7ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 56.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 4109501,  Location: BUTTE CO LINE (Lat: 44.590258,  Lng: -103.861100),  Route carried "on" structure: US 85,  Year Built: 2005,  Status: Open,  Structure Length: 4.86m (15.94ft),  Average Daily Traffic: 4,316 (year 2021),  Truck Traffic: 5%,  Average Future Daily Traffic: 6,193 (year 2041),  Design Load: HS 25 or greater,  Features Intersected: REDWATER RV
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 80.709,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 13.3m (43.6ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.8m (38.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Excellent,  Operating Rating: 73.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 41095085,  Location: CANYON ST - SPEARFISH (Lat: 44.481472,  Lng: -103.859831),  Route carried "on" structure: City street ,  Year Built: 1992,  Status: Open,  Structure Length: 1.98m (6.50ft),  Average Daily Traffic: 1,664 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 1,664 (year 2035),  Design Load: HS 20+Mod,  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: CANYON STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Wood or Timber,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.2m (63.0ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.6m (38.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 54.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 39.9 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 41099096,  Location: 2.9 W & S I 90 EXIT 14 (Lat: 44.465744,  Lng: -103.852911),  Route carried "on" structure: Alternate US 14,  Year Built: 1979,  Status: Open,  Structure Length: 3.23m (10.60ft),  Average Daily Traffic: 1,950 (year 2021),  Truck Traffic: 5%,  Average Future Daily Traffic: 2,826 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: SPEARFISH CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 18.990,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 15.0m (49.2ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.6m (34.8ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 71.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 41100087,  Location: 0.5 S OF SPEARFISH (Lat: 44.476556,  Lng: -103.851564),  Route carried "on" structure: County highway ,  Year Built: 1981,  Status: Open,  Structure Length: 3.05m (10.01ft),  Average Daily Traffic: 69 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 69 (year 2032),  Features Intersected: SPEARFISH CK,  Facility Carried by Structure: WINTERVILLE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 12.2m (40.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Good,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 41100088,  Location: 2.0 W & S I 90 INTERCH (Lat: 44.477792,  Lng: -103.849153),  Route carried "on" structure: Alternate US 14,  Year Built: 1994,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 1,950 (year 2021),  Truck Traffic: 5%,  Average Future Daily Traffic: 2,826 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 17.510,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.1m (10.2ft)

Condition: Channel: Very good,  Culverts: Very good,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2018
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Structure Number: 41101077,  Location: SPEARFISH INTERCHANGE (Lat: 44.493536,  Lng: -103.847461),  Route carried "on" structure: City street ,  Year Built: 1971,  Status: Open,  Structure Length: 8.33m (27.33ft),  Average Daily Traffic: 9,388 (year 2020),  Truck Traffic: 8%,  Average Future Daily Traffic: 5,588 (year 2040),  Design Load: HS 20,  Features Intersected: I090,  Facility Carried by Structure: JACKSON BLVD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 26.2m (86.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.0m (42.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 48.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41106086,  Location: 1.2 W I 90 INTERCH (Lat: 44.480472,  Lng: -103.838464),  Route carried "on" structure: Alternate US 14,  Year Built: 1994,  Status: Open,  Structure Length: 1.09m (3.58ft),  Average Daily Traffic: 9,371 (year 2021),  Truck Traffic: 6%,  Average Future Daily Traffic: 17,102 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 16.383,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.4m (11.2ft)

Condition: Channel: Very good,  Culverts: Good,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2018
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Structure Number: 41110008,  Location: 2E 5.5N SPEARFISH (Lat: 44.593925,  Lng: -103.829456),  Route carried "on" structure: County highway ,  Year Built: 1910,  Status: Closed,  Structure Length: 1.89m (6.20ft),  Average Daily Traffic: 69 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 69 (year 2032),  Design Load: HS 20,  Features Intersected: REDWATER RV,  Facility Carried by Structure: HELLMER WIDDOS RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.8m (55.1ft),  Curb-To-Curb Width: 4.9m (16.1ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Fair,  Superstructure: Poor,  Substructure: Serious,  Channel: Good,  Operating Rating: 6.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 3.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Designated Inspection Frequency: Every 12 months,  Critical Feature Inspection Frequency: Every 12 months,  Inspection Date: July 2020,  Critical Feature Inspection Date: July 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 41110085,  Location: 0.7 W US 14A INTERCH (Lat: 44.480628,  Lng: -103.829594),  Route carried "on" structure: Interstate 90,  Year Built: 1970,  Status: Open,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 8,925 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 14,012 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: SANDSTONE DR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 21.903,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.1m (33.1ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 65.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41110086,  Location: 0.7 W US 14A INTERCH (Lat: 44.480425,  Lng: -103.829767),  Route carried "on" structure: Interstate 90,  Year Built: 1970,  Status: Open,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 8,925 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 14,012 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: SANDSTONE DR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 21.903,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.1m (33.1ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 65.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41111086,  Location: 0.7 W I 90 INTERCH (Lat: 44.478828,  Lng: -103.827861),  Route carried "on" structure: Alternate US 14,  Year Built: 1994,  Status: Open,  Structure Length: 1.21m (3.97ft),  Average Daily Traffic: 9,138 (year 2021),  Truck Traffic: 6%,  Average Future Daily Traffic: 16,677 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 15.514,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.9m (12.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 87.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2021
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Structure Number: 41116088,  Location: US 14A INTERCHANGE (Lat: 44.477756,  Lng: -103.814522),  Route carried "on" structure: Alternate US 14,  Year Built: 2016,  Status: Open,  Structure Length: 5.58m (18.31ft),  Average Daily Traffic: 10,868 (year 2020),  Truck Traffic: 17%,  Average Future Daily Traffic: 16,096 (year 2040),  Design Load: HL 93,  Features Intersected: I090
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.275,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 24.4m (80.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 27.5m (90.2ft),  Curb-To-Curb Width: 79.8m (261.8ft),  Out-to-Out Width: 80.6m (264.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 47.7 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 36.8 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Other
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Structure Number: 41120105,  Location: Int Christensen Maitland (Lat: 44.452217,  Lng: -103.806719),  Route carried "on" structure: County highway ,  Year Built: 1970,  Status: Posted for load,  Structure Length: 1.23m (4.04ft),  Average Daily Traffic: 100 (year 2019),  Truck Traffic: 4%,  Average Future Daily Traffic: 135 (year 2038),  Features Intersected: FALSE BOTTOM CK,  Facility Carried by Structure: CHRISTENSEN ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.0m (39.4ft),  Curb-To-Curb Width: 6.9m (22.6ft),  Out-to-Out Width: 7.1m (23.3ft)

Condition: Deck: Serious,  Superstructure: Poor,  Substructure: Serious,  Channel: Good,  Operating Rating: 24.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 18.3 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: High priority of corrective action,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Designated Inspection Frequency: Every 12 months,  Inspection Date: July 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 41126087,  Location: 1 E US 14A INTERCH (Lat: 44.476008,  Lng: -103.796056),  Route carried "on" structure: Interstate 90,  Year Built: 1970,  Status: Open,  Structure Length: 3.23m (10.60ft),  Average Daily Traffic: 7,055 (year 2021),  Truck Traffic: 14%,  Average Future Daily Traffic: 11,076 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: FALSE BOTTOM CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.671,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.6m (38.1ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 99.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 59.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41126088,  Location: 1 E US 14A INTERCH (Lat: 44.475775,  Lng: -103.796092),  Route carried "on" structure: Interstate 90,  Year Built: 1970,  Status: Open,  Structure Length: 3.23m (10.60ft),  Average Daily Traffic: 7,055 (year 2021),  Truck Traffic: 14%,  Average Future Daily Traffic: 11,076 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: FALSE BOTTOM CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.671,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.6m (38.1ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 98.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 58.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41126089,  Location: 2.4E JCT US14A -SPEARFISH (Lat: 44.474719,  Lng: -103.796442),  Route carried "on" structure: County highway ,  Year Built: 1978,  Status: Open,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 1,500 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 1,500 (year 2035),  Design Load: HL 93,  Features Intersected: FALSE BOTTOM CK,  Facility Carried by Structure: COLORADO BLVD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.6m (34.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 54.1 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 41.8 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 41140088,  Location: 1.5 W US 85 S INTERCH (Lat: 44.475328,  Lng: -103.769572),  Route carried "on" structure: Interstate 90,  Year Built: 1971,  Status: Open,  Structure Length: 3.63m (11.91ft),  Average Daily Traffic: 7,055 (year 2021),  Truck Traffic: 14%,  Average Future Daily Traffic: 11,076 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: N RAINBOW RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 26.828,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.1m (43.0ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 75.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41140089,  Location: 1.5 W US 85 S INTERCH (Lat: 44.475092,  Lng: -103.769569),  Route carried "on" structure: Interstate 90,  Year Built: 1971,  Status: Open,  Structure Length: 3.63m (11.91ft),  Average Daily Traffic: 7,055 (year 2021),  Truck Traffic: 14%,  Average Future Daily Traffic: 11,076 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: N RAINBOW RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 26.828,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.1m (43.0ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 75.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41154087,  Location: US 85 S INTERCHANGE (Lat: 44.478778,  Lng: -103.741483),  Route carried "on" structure: US 85,  Year Built: 1971,  Status: Open,  Structure Length: 8.36m (27.43ft),  Average Daily Traffic: 3,447 (year 2021),  Truck Traffic: 13%,  Average Future Daily Traffic: 4,995 (year 2041),  Design Load: HS 20,  Features Intersected: I090
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 59.417,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 26.2m (86.0ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 52.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41155087,  Location: US 85 S INTERCHANGE (Lat: 44.478883,  Lng: -103.741236),  Route carried "on" structure: US 85,  Year Built: 1971,  Status: Open,  Structure Length: 8.36m (27.43ft),  Average Daily Traffic: 3,447 (year 2021),  Truck Traffic: 13%,  Average Future Daily Traffic: 4,995 (year 2041),  Design Load: HS 20,  Features Intersected: I090
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 59.417,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 26.2m (86.0ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 52.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 4115509,  Location: .2 W JCT US85S -SPEARFISH (Lat: 44.474300,  Lng: -103.738078),  Route carried "on" structure: County highway ,  Year Built: 1934,  Status: Posted for load,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 2,000 (year 2019),  Truck Traffic: 3%,  Average Future Daily Traffic: 2,000 (year 2035),  Design Load: HL 93,  Features Intersected: MILLER CK,  Facility Carried by Structure: COUNTY RD 014B
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Channel: Very good,  Culverts: Poor,  Operating Rating: 24.9 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 19.1 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 41156089,  Location: 0.3 S I 90 INTERCH (Lat: 44.475019,  Lng: -103.737822),  Route carried "on" structure: US 85,  Year Built: 1971,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 5,754 (year 2020),  Truck Traffic: 14%,  Average Future Daily Traffic: 7,786 (year 2040),  Design Load: HS 20,  Features Intersected: MILLER CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 58.918,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 23.2m (76.1ft),  Skew: 23 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.5m (11.5ft)

Condition: Channel: Satisfactory,  Culverts: Fair,  Operating Rating: 91.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 54.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021
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Structure Number: 41160083,  Location: 0.7 E US 85 S INTERCH (Lat: 44.483814,  Lng: -103.729300),  Route carried "on" structure: Interstate 90,  Year Built: 1971,  Status: Open,  Structure Length: 4.18m (13.71ft),  Average Daily Traffic: 6,230 (year 2021),  Truck Traffic: 14%,  Average Future Daily Traffic: 9,781 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: ST ONGE OIL RD (FAS)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 30.320,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 61.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41160084,  Location: 0.7 E US 85 S INTERCH (Lat: 44.483547,  Lng: -103.729292),  Route carried "on" structure: Interstate 90,  Year Built: 1971,  Status: Open,  Structure Length: 4.18m (13.71ft),  Average Daily Traffic: 6,230 (year 2021),  Truck Traffic: 14%,  Average Future Daily Traffic: 9,781 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: ST ONGE OIL RD (FAS)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 30.320,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 61.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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Structure Number: 41160085,  Location: .3W4.5S ST ONGE-SPEARFISH (Lat: 44.481881,  Lng: -103.729522),  Route carried "on" structure: County highway ,  Year Built: 1950,  Status: Open,  Structure Length: 0.87m (2.85ft),  Average Daily Traffic: 50 (year 2019),  Truck Traffic: 3%,  Average Future Daily Traffic: 50 (year 2035),  Design Load: HS 20,  Features Intersected: MILLER CK,  Facility Carried by Structure: ST ONGE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.7m (28.5ft),  Skew: 3 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Channel: Satisfactory,  Culverts: Poor,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 41161082,  Location: 1 E US 85 S INTERCH (Lat: 44.485550,  Lng: -103.725356),  Route carried "on" structure: Interstate 90,  Year Built: 1971,  Status: Open,  Structure Length: 3.23m (10.60ft),  Average Daily Traffic: 6,230 (year 2021),  Truck Traffic: 14%,  Average Future Daily Traffic: 9,781 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: POLO CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 30.722,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.6m (38.1ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 64.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 38.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy
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