US Bridges

SR-104 Ebl 20th ST over Union Pacific Railroad

Fair

Weber County, Utah · 1.2 Mi.E.Of Wilson Ln.Int · Structure no. 2C 615

Built
1976
49 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
730 ft
4 main spans
Daily traffic
10,843
2022 count
Owner
State
State Highway Agency

About this bridge

SR-104 Ebl 20th ST over Union Pacific Railroad is a steel continuous stringer/multi-beam or girder carrying SR-104 Ebl 20th ST over Union Pacific Railroad in Weber County, Utah. It was built in 1976, so it is 49 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 10,843 vehicles a day, roughly 30% of them trucks, projected to reach 13,012 by 2042. The structure is 730 ft (222.6 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesSR-104 Ebl 20th ST
CrossesUnion Pacific Railroad
Location1.2 Mi.E.Of Wilson Ln.Int
RouteState Highway 104
CountyWeber County
StateUtah
Coordinates41.23143, -111.98872
Functional classUrban Minor Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating17.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length730 ft (222.6 m)
Longest span200 ft (61 m)
Deck width42 ft (12.9 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic10,843 (2022)
Projected traffic13,012 by 2042
Trucks30%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 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 SR-104 Ebl 20th ST over Union Pacific Railroad built?

It was built in 1976, making it 49 years old in 2025.

What condition is SR-104 Ebl 20th ST over Union Pacific Railroad 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 August 2023.

How much traffic does SR-104 Ebl 20th ST over Union Pacific Railroad carry?

About 10,843 vehicles per day (2022 count), of which roughly 30% are trucks.

How long is SR-104 Ebl 20th ST over Union Pacific Railroad?

The structure is 730 ft (222.6 m) long with a longest span of 200 ft (61 m) and a deck 42 ft wide.

Who owns SR-104 Ebl 20th ST over Union Pacific Railroad?

It is owned by the State Highway Agency.