US Bridges

County Road over I-84 (SR-84) and UPRR

Fair

Morgan County, Utah · Stoddard 2 Mi.W.Of Morgan · Structure no. 0C 329

Built
1964
61 years old, rebuilt 2003
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
337 ft
5 main spans
Daily traffic
500
2012 count
Owner
State
State Highway Agency

About this bridge

County Road over I-84 (SR-84) and UPRR is a steel continuous stringer/multi-beam or girder carrying County Road over I-84 (SR-84) and UPRR in Morgan County, Utah. It was built in 1964 and reconstructed in 2003, so it is 61 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 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 500 vehicles a day, projected to reach 1,000 by 2034. The structure is 337 ft (102.7 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesCounty Road
CrossesI-84 (SR-84) and UPRR
LocationStoddard 2 Mi.W.Of Morgan
RouteCounty Highway 1976
CountyMorgan County
StateUtah
Coordinates41.06615, -111.71212
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
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 rating50 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length337 ft (102.7 m)
Longest span74 ft (22.6 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.4 m)

Traffic and service

Average daily traffic500 (2012)
Projected traffic1,000 by 2034
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed6.2 mi (10 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Road over I-84 (SR-84) and UPRR built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2003.

What condition is County Road over I-84 (SR-84) and UPRR 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 July 2023.

How much traffic does County Road over I-84 (SR-84) and UPRR carry?

About 500 vehicles per day (2012 count).

How long is County Road over I-84 (SR-84) and UPRR?

The structure is 337 ft (102.7 m) long with a longest span of 74 ft (22.6 m) and a deck 33 ft wide.

Who owns County Road over I-84 (SR-84) and UPRR?

It is owned by the State Highway Agency.