US Bridges

SR 129 over Dry Wash

Fair

Beaver County, Utah · 5.5 Miles So. of Milford · Structure no. 001014V

Built
2005
20 years old
Condition
Fair
inspected March 2024
Type
Culvert
Steel
Length
30 ft
4 main spans
Daily traffic
945
2010 count
Owner
County
County Highway Agency

About this bridge

SR 129 over Dry Wash is a steel culvert carrying SR 129 over Dry Wash in Beaver County, Utah. It was built in 2005, so it is 20 years old, younger 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 945 vehicles a day, roughly 5% of them trucks, projected to reach 1,148 by 2030. The structure is 30 ft (9.1 m) long.

CarriesSR 129
CrossesDry Wash
Location5.5 Miles So. of Milford
RouteCounty Highway 1003
StateUtah
Coordinates38.31694, -113.00994
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span7 ft (2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic945 (2010)
Projected traffic1,148 by 2030
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 SR 129 over Dry Wash built?

It was built in 2005, making it 20 years old in 2025.

What condition is SR 129 over Dry 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 March 2024.

How much traffic does SR 129 over Dry Wash carry?

About 945 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is SR 129 over Dry Wash?

The structure is 30 ft (9.1 m) long with a longest span of 7 ft (2 m).

Who owns SR 129 over Dry Wash?

It is owned by the County Highway Agency.