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Bridge Statistics for Guernsey, Wyoming (WY)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 10Number of bridges
  • 161ft / 49.1mTotal length
  • $458,000Total costs
  • 12,521Total average daily traffic
  • 1,676Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Guernsey
  • No street view available for this location

New bridges in Guernsey, WY - historical statistics
  • New bridges - historical statistics
  • 11920-1929
  • 71960-1969
  • 11980-1989
  • 11990-1999
Average Bridge Truck Traffic in Guernsey, WY
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 14.3%Good
  • 14.3%Satisfactory
  • 57.1%Fair
  • 14.3%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 14.3%Good
  • 71.4%Satisfactory
  • 14.3%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 14.3%Good
  • 57.1%Satisfactory
  • 28.6%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 25.0%Very good
  • 75.0%Good
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Structure Number: WYA-NPP-001,  Location: 1.8 miles NW of Guernsey (Lat: 42.290825,  Lng: -104.764444),  Route carried "on" structure: State highway 317,  Year Built: 1927,  Status: Posted for load,  Structure Length: 2.40m (7.87ft),  Average Daily Traffic: 100 (year 2011),  Average Future Daily Traffic: 110 (year 2041),  Features Intersected: Guernsey Dam Spillway,  Facility Carried by Structure: Lake Side Drive
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Owner: Bureau of Reclamation,  Approaching Roadway Width: 7.0m (23.0ft),  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 15.8m (51.8ft),  Curb-To-Curb Width: 4.7m (15.4ft),  Out-to-Out Width: 6.2m (20.3ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Good,  Operating Rating: 9.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 5.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of corrective action,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: High priority of corrective action,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Roadway Improvement Cost: $2,000,  Total Project Cost: $2,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: BPG,  Location: Dwyer Jct - Guernsey (Lat: 42.234597,  Lng: -104.944150),  Route carried "on" structure: US 26,  Year Built: 1966,  Status: Open,  Structure Length: 9.48m (31.10ft),  Average Daily Traffic: 1,893 (year 2021),  Truck Traffic: 23%,  Average Future Daily Traffic: 2,650 (year 2041),  Design Load: HS 20,  Features Intersected: BNSF Railway
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.540,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 4 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 36.0m (118.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 52.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.8 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,  Underclear: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 9.48m (31.10ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Bridge Improvement Cost: $177,000,  Roadway Improvement Cost: $18,000,  Total Project Cost: $266,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: BXM,  Location: Guernsey - Lingle (Lat: 42.264211,  Lng: -104.726392),  Route carried "on" structure: US 26,  Year Built: 1962,  Status: Open,  Structure Length: 8.78m (28.81ft),  Average Daily Traffic: 2,614 (year 2021),  Truck Traffic: 13%,  Average Future Daily Traffic: 3,660 (year 2041),  Design Load: H 20,  Features Intersected: BNSF Railway
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 26.030,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 35.4m (116.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Poor,  Superstructure: Good,  Substructure: Good,  Operating Rating: 59.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: BXN,  Location: Guernsey - Lingle (Lat: 42.257731,  Lng: -104.679708),  Route carried "on" structure: US 26,  Year Built: 1962,  Status: Open,  Structure Length: 3.44m (11.29ft),  Average Daily Traffic: 1,793 (year 2021),  Truck Traffic: 18%,  Average Future Daily Traffic: 2,510 (year 2041),  Design Load: H 20,  Features Intersected: Whalen Draw
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 30.048,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 12.8m (42.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 60.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.3 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 desirable criteria,  Length Of Structure Improvement: 3.44m (11.29ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Bridge Improvement Cost: $64,000,  Roadway Improvement Cost: $10,000,  Total Project Cost: $97,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: DQS,  Location: T26N R066W S02 (Lat: 42.260356,  Lng: -104.741686),  Route carried "on" structure: County highway 109S,  Year Built: 1964,  Status: Open,  Structure Length: 6.74m (22.11ft),  Average Daily Traffic: 74 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 104 (year 2041),  Design Load: HS 20,  Features Intersected: North Platte River
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.328,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 17.4m (57.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  Operating Rating: 62.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 37.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 11.31m (37.11ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: November 2021,  Underwater Inspection Date: October 2019,  Bridge Improvement Cost: $27,000,  Roadway Improvement Cost: $30,000,  Total Project Cost: $60,000,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: EOE,  Location: Dwyer Jct - Guernsey (Lat: 42.269761,  Lng: -104.753072),  Route carried "on" structure: US 26,  Year Built: 1983,  Status: Open,  Structure Length: 12.70m (41.67ft),  Average Daily Traffic: 2,284 (year 2021),  Truck Traffic: 12%,  Average Future Daily Traffic: 3,198 (year 2041),  Design Load: HS 20,  Features Intersected: North Platte River
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 23.630,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 8,  Length of Maximum Span: 15.8m (51.8ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 0.0m,  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 15.0m (49.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 53.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.0 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,  Waterway Adequacy: Equal 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: April 2020,  Underwater Inspection Date: October 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: LAO,  Location: Guernsey State Park (Lat: 42.300461,  Lng: -104.789631),  Route carried "on" structure: State lands road GSP-1,  Year Built: 1998,  Status: Open,  Structure Length: 5.61m (18.41ft),  Average Daily Traffic: 55 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 77 (year 2041),  Design Load: HS 25 or greater,  Features Intersected: BNSF Railway,  Facility Carried by Structure: Skyline Drive
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 162.310,  Lanes on structure: 2,  Owner: Railroad,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 54.9m (180.1ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 2.5m (8.2ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 13.6m (44.6ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Inventory Rating: 91.6 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,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 4.57m (14.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $2,000,  Roadway Improvement Cost: $30,000,  Total Project Cost: $33,000,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: EXM,  Location: T27N R066W S35 (Lat: 42.270281,  Lng: -104.737531),  Route carried "under" structure: County highway 180,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 1,236 (year 2021),  Truck Traffic: 8%,  Features Intersected: Pl County Road 180,  Facility Carried by Structure: BNSF Railway
Minimum Vertical Clearance: 0.42m (1.38ft),  Kilometerpoint: 0.061,  Lanes under structure: 2,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 7.3m (24.0ft)

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Structure Number: FGB,  Location: T27N R066 Sec035 (Lat: 42.270436,  Lng: -104.737364),  Route carried "under" structure: County highway 180,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 1,236 (year 2021),  Truck Traffic: 8%,  Features Intersected: Pleasant Valley Road,  Facility Carried by Structure: BNSF Railway
Minimum Vertical Clearance: 0.42m (1.38ft),  Kilometerpoint: 0.084,  Lanes under structure: 2,  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 8.2m (26.9ft)

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Structure Number: KUH,  Location: Guernsey (Lat: 42.270361,  Lng: -104.737444),  Route carried "under" structure: County highway 180,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 1,236 (year 2021),  Truck Traffic: 8%,  Features Intersected: Pleasant Valley Road,  Facility Carried by Structure: BNSF Railway
Minimum Vertical Clearance: 4.32m (14.17ft),  Kilometerpoint: 0.072,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 9.8m (32.2ft)

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