US Bridges

Helper City Street over Hard Scrabble Wash

Fair

Carbon County, Utah · North Side of Helper · Structure no. 007020C

Built
1945
80 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
258
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Helper City Street over Hard Scrabble Wash is a steel stringer/multi-beam or girder carrying Helper City Street over Hard Scrabble Wash in Carbon County, Utah. It was built in 1945, so it is 80 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 258 vehicles a day, roughly 1% of them trucks, projected to reach 314 by 2030. The structure is 26 ft (7.8 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHelper City Street
CrossesHard Scrabble Wash
LocationNorth Side of Helper
RouteCity Street 1333
StateUtah
Coordinates39.69787, -110.86799
Functional classUrban 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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating46.4 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20 + Mod
Structure length26 ft (7.8 m)
Longest span23 ft (6.9 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic258 (2010)
Projected traffic314 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Helper City Street over Hard Scrabble Wash built?

It was built in 1945, making it 80 years old in 2025.

What condition is Helper City Street over Hard Scrabble Wash 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 June 2024.

How much traffic does Helper City Street over Hard Scrabble Wash carry?

About 258 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Helper City Street over Hard Scrabble Wash?

The structure is 26 ft (7.8 m) long with a longest span of 23 ft (6.9 m) and a deck 24 ft wide.

Who owns Helper City Street over Hard Scrabble Wash?

It is owned by the City or Municipal Highway Agency.