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


  • National Bridge Inventory (NBI) Statistics
  • 11Number of bridges
  • 69ft / 20.8mTotal length
  • $32,000Total costs
  • 12,938Total average daily traffic
  • 2,679Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Spencer
  • No street view available for this location

New bridges in Spencer, SD - historical statistics
  • New bridges - historical statistics
  • 21930-1939
  • 31960-1969
  • 11970-1979
  • 21980-1989
  • 21990-1999
  • 12000-2009
Average Bridge Daily Traffic in Spencer, SD
Average Bridge Truck Traffic in Spencer, SD
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 25.0%Good
  • 37.5%Satisfactory
  • 37.5%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 12.5%Very good
  • 25.0%Good
  • 25.0%Satisfactory
  • 37.5%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 37.5%Good
  • 12.5%Satisfactory
  • 50.0%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 11.1%Very good
  • 44.4%Good
  • 33.3%Satisfactory
  • 11.1%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 50.0%Very good
  • 50.0%Fair
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Structure Number: 3116911,  Location: 2.0 S & 2.9 E FARMER (Lat: 43.687783,  Lng: -97.628019),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 0.75m (2.46ft),  Average Daily Traffic: 60 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 60 (year 2032),  Design Load: HS 20,  Features Intersected: WOLF CK,  Facility Carried by Structure: 42890 255 STR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Satisfactory,  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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2021
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Structure Number: 3116912,  Location: 5 N & 0.1 W EMERY (Lat: 43.673331,  Lng: -97.628253),  Route carried "on" structure: County highway ,  Year Built: 1966,  Status: Open,  Structure Length: 1.10m (3.61ft),  Average Daily Traffic: 60 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 60 (year 2032),  Features Intersected: WOLF CK,  Facility Carried by Structure: 42890 256 STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 4.0m (13.1ft),  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.7m (35.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.8m (25.6ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  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: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.96m (12.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Bridge Improvement Cost: $16,000,  Total Project Cost: $16,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 311761,  Location: 0.6 W MCCOOK CO LINE (Lat: 43.702547,  Lng: -97.614547),  Route carried "on" structure: State highway 38,  Year Built: 1995,  Status: Open,  Structure Length: 3.13m (10.27ft),  Average Daily Traffic: 993 (year 2021),  Truck Traffic: 12%,  Average Future Daily Traffic: 1,531 (year 2041),  Design Load: HS 25 or greater,  Features Intersected: WOLF CK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 515.891,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.1m (36.4ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.8m (38.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 71.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 42.6 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 48 months,  Inspection Date: July 2019,  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: 3117709,  Location: 3.7 E FARMER (Lat: 43.716822,  Lng: -97.612792),  Route carried "on" structure: County highway ,  Year Built: 1982,  Status: Open,  Structure Length: 1.83m (6.00ft),  Average Daily Traffic: 30 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 30 (year 2032),  Features Intersected: WOLF CK,  Facility Carried by Structure: 42970 253 STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.8m (19.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.0m (59.1ft),  Curb-To-Curb Width: 6.9m (22.6ft),  Out-to-Out Width: 7.0m (23.0ft)

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: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.96m (12.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Bridge Improvement Cost: $16,000,  Total Project Cost: $16,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 4400508,  Location: 0.5W of Spencer (Lat: 43.731072,  Lng: -97.596911),  Route carried "on" structure: County highway ,  Year Built: 1930,  Year Reconstructed: 1975,  Status: Open,  Structure Length: 1.08m (3.54ft),  Average Daily Traffic: 150 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 150 (year 2032),  Features Intersected: Wolf Creek,  Facility Carried by Structure: 252nd Street
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: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft),  Curb-To-Curb Width: 8.4m (27.6ft),  Out-to-Out Width: 8.4m (27.6ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Fair,  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: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 4400807,  Location: 1N & 0.2W of Spencer (Lat: 43.745947,  Lng: -97.592272),  Route carried "on" structure: Other road ,  Year Built: 1983,  Status: Open,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 25 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 25 (year 2032),  Design Load: HS 20,  Features Intersected: Wolf Creek,  Facility Carried by Structure: 251st Street
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 8.1m (26.6ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Fair,  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: Somewhat better than minimum adequacy,  Deck Geometry: Equal to 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: June 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 44010067,  Location: 1.3N of Spencer (Lat: 43.750025,  Lng: -97.589203),  Route carried "on" structure: County highway ,  Year Built: 1930,  Status: Open,  Structure Length: 1.62m (5.31ft),  Average Daily Traffic: 181 (year 2019),  Truck Traffic: 3%,  Average Future Daily Traffic: 181 (year 2032),  Features Intersected: Wolf Creek,  Facility Carried by Structure: 431st Avenue
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 4.9m (16.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  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: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 44010126,  Location: 4.0 E SD 25 INTERCHANGE (Lat: 43.665653,  Lng: -97.588303),  Route carried "on" structure: County highway ,  Year Built: 1964,  Status: Open,  Structure Length: 7.74m (25.39ft),  Average Daily Traffic: 874 (year 2020),  Truck Traffic: 3%,  Average Future Daily Traffic: 874 (year 2040),  Design Load: H 20,  Features Intersected: I090,  Facility Carried by Structure: 431 AVE (FAS 6341)
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: 9.1m (29.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 48.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 28.9 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: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2022,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4401404,  Location: 4N & 0.4E of Spencer (Lat: 43.789731,  Lng: -97.581672),  Route carried "on" structure: Other road ,  Year Built: 1993,  Status: Open,  Structure Length: 1.02m (3.35ft),  Average Daily Traffic: 30 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 30 (year 2032),  Features Intersected: Wolf Creek,  Facility Carried by Structure: 248th Street
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: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 2.7m (8.9ft)

Condition: Channel: Good,  Culverts: Fair,  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,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020
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Structure Number: 4401405,  Location: 3N & 0.4E of Spencer (Lat: 43.775219,  Lng: -97.582094),  Route carried "on" structure: Other road ,  Year Built: 1978,  Status: Open,  Structure Length: 0.96m (3.15ft),  Average Daily Traffic: 15 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 15 (year 2032),  Features Intersected: Wolf Creek,  Facility Carried by Structure: 249th Street
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: Concrete,  Design/Construction: Channel Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Satisfactory,  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: 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: June 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 44010126,  Location: 4.0 E SD 25 INTERCHANGE (Lat: 43.665653,  Lng: -97.588303),  Route carried "under" structure: Interstate 90,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 10,520 (year 2020),  Truck Traffic: 24%,  Features Intersected: I090,  Facility Carried by Structure: 431 AVE (FAS 6341)
Minimum Vertical Clearance: 5.31m (17.42ft),  Kilometerpoint: 569.676,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.3m (69.9ft)

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