US Bridges

County Road over Union Pacific RR

Fair

Morgan County, Utah · Near Peterson · Structure no. 029007F

Built
1961
64 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
154 ft
3 main spans
Daily traffic
1,298
2010 count
Owner
County
County Highway Agency

About this bridge

County Road over Union Pacific RR is a prestressed concrete stringer/multi-beam or girder carrying County Road over Union Pacific RR in Morgan County, Utah. It was built in 1961, so it is 64 years old, older than the Utah average of 40.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 1,298 vehicles a day, roughly 4% of them trucks, projected to reach 1,578 by 2030. The structure is 154 ft (47 m) long and 34 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesCounty Road
CrossesUnion Pacific RR
LocationNear Peterson
RouteCounty Highway 1972
CountyMorgan County
StateUtah
Coordinates41.11525, -111.76484
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length154 ft (47 m)
Longest span52 ft (15.7 m)
Deck width34 ft (10.5 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,298 (2010)
Projected traffic1,578 by 2030
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Road over Union Pacific RR built?

It was built in 1961, making it 64 years old in 2025.

What condition is County Road over Union Pacific RR 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 May 2024.

How much traffic does County Road over Union Pacific RR carry?

About 1,298 vehicles per day (2010 count), of which roughly 4% are trucks.

How long is County Road over Union Pacific RR?

The structure is 154 ft (47 m) long with a longest span of 52 ft (15.7 m) and a deck 34 ft wide.

Who owns County Road over Union Pacific RR?

It is owned by the County Highway Agency.