US Bridges

US 14A over North Fork Tongue River

Good

Sheridan County, Wyoming · Big Horn Co.Line-Burgess · Structure no. HPP

Built
1955
70 years old
Condition
Good
inspected June 2024
Type
Culvert
Steel
Length
38 ft
4 main spans
Daily traffic
796
2024 count
Owner
State
State Highway Agency

About this bridge

US 14A over North Fork Tongue River is a steel culvert carrying US 14A over North Fork Tongue River in Sheridan County, Wyoming. It was built in 1955, so it is 70 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 796 vehicles a day, roughly 10% of them trucks, projected to reach 1,114 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 14A
CrossesNorth Fork Tongue River
LocationBig Horn Co.Line-Burgess
RouteU.S. Route 14A
StateWyoming
Coordinates44.75751, -107.62253
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic796 (2024)
Projected traffic1,114 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 14A over North Fork Tongue River built?

It was built in 1955, making it 70 years old in 2025.

What condition is US 14A over North Fork Tongue River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does US 14A over North Fork Tongue River carry?

About 796 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is US 14A over North Fork Tongue River?

The structure is 38 ft (11.6 m) long with a longest span of 6 ft (1.8 m).

Who owns US 14A over North Fork Tongue River?

It is owned by the State Highway Agency.