US Bridges

SR-163 over Butler Wash

Fair

San Juan County, Utah · 5.5 Miles West of Bluff · Structure no. 0V 928

Built
1965
60 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
35 ft
2 main spans
Daily traffic
840
2022 count
Owner
State
State Highway Agency

About this bridge

SR-163 over Butler Wash is a steel culvert carrying SR-163 over Butler Wash in San Juan County, Utah. It was built in 1965, so it is 60 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 840 vehicles a day, roughly 27% of them trucks, projected to reach 1,008 by 2042. The structure is 35 ft (10.8 m) long. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSR-163
CrossesButler Wash
Location5.5 Miles West of Bluff
RouteState Highway 163
CountySan Juan County
StateUtah
Coordinates37.26379, -109.6524
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating17.5 US tons
Inventory rating17.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length35 ft (10.8 m)
Longest span16 ft (4.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic840 (2022)
Projected traffic1,008 by 2042
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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-163 over Butler Wash built?

It was built in 1965, making it 60 years old in 2025.

What condition is SR-163 over Butler 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 August 2023.

How much traffic does SR-163 over Butler Wash carry?

About 840 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is SR-163 over Butler Wash?

The structure is 35 ft (10.8 m) long with a longest span of 16 ft (4.8 m).

Who owns SR-163 over Butler Wash?

It is owned by the State Highway Agency.