US Bridges

US 30 Service Road over Smiths Fork River

PoorPosted for load

Lincoln County, Wyoming · Cokeville · Structure no. MRV

Built
1908
117 years old
Condition
Poor
inspected May 2024
Type
Truss - Thru
Steel
Length
67 ft
1 main span
Daily traffic
26
2024 count
Owner
State
State Highway Agency

About this bridge

US 30 Service Road over Smiths Fork River is a steel truss - thru carrying US 30 Service Road over Smiths Fork River in Lincoln County, Wyoming. It was built in 1908, so it is 117 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 26 vehicles a day, roughly 8% of them trucks, projected to reach 36 by 2043. The structure is 67 ft (20.4 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 30 Service Road
CrossesSmiths Fork River
LocationCokeville
RouteState Highway 1214
StateWyoming
Coordinates42.09438, -110.95097
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating13.3 US tons
Inventory rating7.6 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span65 ft (19.8 m)
Deck width16 ft (4.9 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2024)
Projected traffic36 by 2043
Trucks8%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$50,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 30 Service Road over Smiths Fork River built?

It was built in 1908, making it 117 years old in 2025.

What condition is US 30 Service Road over Smiths Fork River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does US 30 Service Road over Smiths Fork River carry?

About 26 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is US 30 Service Road over Smiths Fork River?

The structure is 67 ft (20.4 m) long with a longest span of 65 ft (19.8 m) and a deck 16 ft wide.

Who owns US 30 Service Road over Smiths Fork River?

It is owned by the State Highway Agency.