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Bridge Statistics for Superior, Montana (MT)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 16Number of bridges
  • 466ft / 142mTotal length
  • $2,564,000Total costs
  • 33,270Total average daily traffic
  • 7,031Total average daily truck traffic
  • 58,267Total future (year 2025) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Superior
  • No street view available for this location

New bridges in Superior, MT - historical statistics
  • New bridges - historical statistics
  • 61960-1969
  • 21970-1979
  • 71980-1989
  • 12000-2009
Average Bridge Daily Traffic in Superior, MT
Average Bridge Truck Traffic in Superior, MT
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 50.0%Good
  • 25.0%Satisfactory
  • 8.3%Fair
  • 16.7%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 66.7%Good
  • 16.7%Satisfactory
  • 16.7%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 58.3%Good
  • 33.3%Satisfactory
  • 8.3%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 12.5%Very good
  • 37.5%Good
  • 50.0%Satisfactory
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Structure Number: I00090042+03691,  Location: 5M W SUPERIOR (Lat: 47.226039,  Lng: -114.969797),  Route carried "on" structure: Interstate 90,  Year Built: 1983,  Status: Open,  Structure Length: 0.41m (1.35ft),  Average Daily Traffic: 3,411 (year 2016),  Truck Traffic: 25%,  Average Future Daily Traffic: 7,367 (year 2036),  Design Load: HS 20,  Features Intersected: INT DRY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.799,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 128.0m (419.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb-To-Curb Width: 12.4m (40.7ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  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 48 months,  Inspection Date: October 2017,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: I00090042+03691,  Location: 5M W SUPERIOR (Lat: 47.226039,  Lng: -114.969797),  Route carried "under" structure: ServiceCounty highway 31169,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 100 (year 2001),  Features Intersected: INT DRY CREEK,  Facility Carried by Structure: I 90
Minimum Vertical Clearance: 4.95m (16.24ft),  Kilometerpoint: 0.499,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.8m (65.0ft)

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Structure Number: I00090042+03692,  Location: 5M W SUPERIOR (Lat: 47.226222,  Lng: -114.969647),  Route carried "on" structure: Interstate 90,  Year Built: 1983,  Status: Open,  Structure Length: 0.41m (1.35ft),  Average Daily Traffic: 3,411 (year 2016),  Truck Traffic: 25%,  Average Future Daily Traffic: 7,367 (year 2036),  Design Load: HS 20,  Features Intersected: INT DRY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.068,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 128.0m (419.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb-To-Curb Width: 12.4m (40.7ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  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 48 months,  Inspection Date: October 2017,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: I00090042+03692,  Location: 5M W SUPERIOR (Lat: 47.226222,  Lng: -114.969647),  Route carried "under" structure: ServiceCounty highway 31169,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 100 (year 2001),  Features Intersected: INT DRY CREEK,  Facility Carried by Structure: I 90
Minimum Vertical Clearance: 0.05m (0.16ft),  Kilometerpoint: 0.488,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.8m (65.0ft)

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Structure Number: I00090042+09191,  Location: 3.7M W SUPERIOR (Lat: 47.220761,  Lng: -114.961200),  Route carried "on" structure: Interstate 90,  Year Built: 1982,  Status: Open,  Structure Length: 33.28m (109.19ft),  Average Daily Traffic: 3,411 (year 2016),  Truck Traffic: 25%,  Average Future Daily Traffic: 7,367 (year 2036),  Design Load: HL 93,  Features Intersected: CLARK FORK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 68.867,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 128.0m (419.9ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 60.3m (197.8ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 43.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: October 2017,  Underwater Inspection Date: September 2016,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: I00090042+09192,  Location: 3.7M W SUPERIOR (Lat: 47.220917,  Lng: -114.961197),  Route carried "on" structure: Interstate 90,  Year Built: 1984,  Status: Open,  Structure Length: 33.28m (109.19ft),  Average Daily Traffic: 3,411 (year 2016),  Truck Traffic: 25%,  Average Future Daily Traffic: 7,367 (year 2036),  Design Load: HL 93,  Features Intersected: CLARK FORK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.887,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 128.0m (419.9ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 60.3m (197.8ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 35.4 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: October 2017,  Underwater Inspection Date: September 2016,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: I00090045+01801,  Location: 2.5M W SUPERIOR (Lat: 47.207936,  Lng: -114.934975),  Route carried "on" structure: Interstate 90,  Year Built: 1976,  Status: Open,  Structure Length: 16.61m (54.49ft),  Average Daily Traffic: 3,487 (year 2016),  Truck Traffic: 24%,  Average Future Daily Traffic: 7,532 (year 2036),  Design Load: HS 20,  Features Intersected: CLARK FORK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 71.394,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 128.0m (419.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 54.9m (180.1ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 67.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.9 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: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: October 2017,  Underwater Inspection Date: August 2016,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: I00090045+01802,  Location: 2.5M W SUPERIOR (Lat: 47.207981,  Lng: -114.934753),  Route carried "on" structure: Interstate 90,  Year Built: 1960,  Year Reconstructed: 2012,  Status: Open,  Structure Length: 18.92m (62.07ft),  Average Daily Traffic: 3,487 (year 2016),  Truck Traffic: 24%,  Average Future Daily Traffic: 7,532 (year 2036),  Design Load: HS 20,  Features Intersected: CLARK FORK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 71.415,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 98.0m (321.5ft),  Material/Design: Steel continuous,  Design/Construction: Girder and Floorbeam System,  Number Of Spans In Main Unit: 3,  Number Of Approach Spans: 2,  Length of Maximum Span: 54.9m (180.1ft),  Curb-To-Curb Width: 8.3m (27.2ft),  Out-to-Out Width: 9.2m (30.2ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 56.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.95m (6.40ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: October 2017,  Critical Feature Inspection Date: October 2017,  Underwater Inspection Date: August 2016,  Bridge Improvement Cost: $1,169,000,  Roadway Improvement Cost: $585,000,  Total Project Cost: $1,754,000,  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: I00090047+05521,  Location: SUPERIOR (Lat: 47.192044,  Lng: -114.891203),  Route carried "on" structure: Interstate 90,  Year Built: 1960,  Status: Open,  Structure Length: 4.69m (15.39ft),  Average Daily Traffic: 3,165 (year 2016),  Truck Traffic: 30%,  Average Future Daily Traffic: 6,645 (year 2036),  Design Load: HS 20,  Features Intersected: INT SUPERIOR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 75.238,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 91.0m (298.6ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.6m (61.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 0.9m (3.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 48.9 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.57m (1.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2017,  Bridge Improvement Cost: $270,000,  Roadway Improvement Cost: $135,000,  Total Project Cost: $405,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: I00090047+05521,  Location: SUPERIOR (Lat: 47.192044,  Lng: -114.891203),  Route carried "under" structure: County highway 31007,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 1,196 (year 2001),  Truck Traffic: 3%,  Features Intersected: INT SUPERIOR,  Facility Carried by Structure: I 90
Minimum Vertical Clearance: 4.75m (15.58ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 18.6m (61.0ft)

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Structure Number: I00090047+05522,  Location: SUPERIOR (Lat: 47.192214,  Lng: -114.891169),  Route carried "on" structure: Interstate 90,  Year Built: 1960,  Status: Open,  Structure Length: 4.69m (15.39ft),  Average Daily Traffic: 3,165 (year 2016),  Truck Traffic: 30%,  Average Future Daily Traffic: 6,645 (year 2036),  Design Load: HS 20,  Features Intersected: INT SUPERIOR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 75.237,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 116.0m (380.6ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.6m (61.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 0.9m (3.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 38.1 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.57m (1.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2017,  Bridge Improvement Cost: $270,000,  Roadway Improvement Cost: $135,000,  Total Project Cost: $405,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: I00090047+05522,  Location: SUPERIOR (Lat: 47.192214,  Lng: -114.891169),  Route carried "under" structure: ServiceCounty highway 31007,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 940 (year 2001),  Truck Traffic: 2%,  Features Intersected: INT SUPERIOR,  Facility Carried by Structure: I 90
Minimum Vertical Clearance: 4.95m (16.24ft),  Kilometerpoint: 0.021,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 18.6m (61.0ft)

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Structure Number: L31007002+05101,  Location: SUPERIOR-RIVER ST N (Lat: 47.196264,  Lng: -114.890803),  Route carried "on" structure: ServiceState highway 31007,  Year Built: 1972,  Status: Open,  Structure Length: 13.32m (43.70ft),  Average Daily Traffic: 3,686 (year 2016),  Average Future Daily Traffic: 100 (year 2036),  Design Load: HS 20,  Features Intersected: CLARK FORK 003,  Facility Carried by Structure: RIVER ST N
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.048,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 133.0m (436.4ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 36.6m (120.1ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 61.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: July 2017,  Underwater Inspection Date: August 2016,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: L31073000+01001,  Location: 4M S SUPERIOR (Lat: 47.157189,  Lng: -114.910747),  Route carried "on" structure: County highway 31073,  Year Built: 2005,  Status: Open,  Structure Length: 1.98m (6.50ft),  Average Daily Traffic: 100 (year 2003),  Average Future Daily Traffic: 145 (year 2025),  Design Load: HS 20,  Features Intersected: CEDAR CREEK 051,  Facility Carried by Structure: UPHAM GULCH RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.379,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 33.0m (108.3ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.8m (65.0ft),  Curb-To-Curb Width: 4.2m (13.8ft),  Out-to-Out Width: 4.8m (15.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 62.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.5 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,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2017
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Structure Number: L31169000+01001,  Location: N DRY CREEK INT (Lat: 47.228756,  Lng: -114.965928),  Route carried "on" structure: ServiceState highway 31169,  Year Built: 1982,  Status: Open,  Structure Length: 13.09m (42.95ft),  Average Daily Traffic: 100 (year 2003),  Average Future Daily Traffic: 100 (year 2025),  Design Load: HS 20,  Features Intersected: CLARK FORK 015,  Facility Carried by Structure: SOUTHSIDE CROSSING
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.074,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 94.0m (308.4ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 49.7m (163.1ft),  Curb-To-Curb Width: 9.5m (31.2ft),  Out-to-Out Width: 10.5m (34.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: July 2017,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: L31169000+07001,  Location: 5M W SUPERIOR (Lat: 47.221256,  Lng: -114.973119),  Route carried "on" structure: County highway 31169,  Year Built: 1962,  Status: Open,  Structure Length: 1.37m (4.49ft),  Average Daily Traffic: 100 (year 2002),  Average Future Daily Traffic: 100 (year 2026),  Features Intersected: DRY CREEK 002,  Facility Carried by Structure: SOUTHSIDE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.122,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 64.0m (210.0ft),  Skew: 4 degrees,  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.1m (43.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 6.9m (22.6ft),  Out-to-Out Width: 7.2m (23.6ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 38.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 25.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  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: November 2017,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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