US Bridges

US 14 over N Fork Shoshone River

Fair

Park County, Wyoming · Yellowstone Park - Cody · Structure no. DZU

Built
1982
43 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
336 ft
3 main spans
Daily traffic
3,095
2024 count
Owner
State
State Highway Agency

About this bridge

US 14 over N Fork Shoshone River is a steel continuous stringer/multi-beam or girder carrying US 14 over N Fork Shoshone River in Park County, Wyoming. It was built in 1982, so it is 43 years old, younger than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,095 vehicles a day, roughly 3% of them trucks, projected to reach 4,333 by 2043. The structure is 336 ft (102.4 m) long and 43 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 14
CrossesN Fork Shoshone River
LocationYellowstone Park - Cody
RouteU.S. Route 14
StateWyoming
Coordinates44.4688, -109.43532
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length336 ft (102.4 m)
Longest span130 ft (39.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,095 (2024)
Projected traffic4,333 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 14 over N Fork Shoshone River built?

It was built in 1982, making it 43 years old in 2025.

What condition is US 14 over N Fork Shoshone River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does US 14 over N Fork Shoshone River carry?

About 3,095 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is US 14 over N Fork Shoshone River?

The structure is 336 ft (102.4 m) long with a longest span of 130 ft (39.6 m) and a deck 43 ft wide.

Who owns US 14 over N Fork Shoshone River?

It is owned by the State Highway Agency.