US Bridges

SR-163 over Halgaitah Wash

Fair

San Juan County, Utah · 8 Miles So.Of Mexican Hat · Structure no. 0V 651

Built
1957
68 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
21 ft
2 main spans
Daily traffic
2,683
2022 count
Owner
State
State Highway Agency

About this bridge

SR-163 over Halgaitah Wash is a steel culvert carrying SR-163 over Halgaitah Wash in San Juan County, Utah. It was built in 1957, so it is 68 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 2,683 vehicles a day, roughly 27% of them trucks, projected to reach 3,220 by 2042. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesSR-163
CrossesHalgaitah Wash
Location8 Miles So.Of Mexican Hat
RouteState Highway 163
CountySan Juan County
StateUtah
Coordinates37.09634, -109.99844
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 protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Culvert5 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
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating106.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.5 m)
Longest span9 ft (2.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,683 (2022)
Projected traffic3,220 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 Halgaitah Wash built?

It was built in 1957, making it 68 years old in 2025.

What condition is SR-163 over Halgaitah 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 Halgaitah Wash carry?

About 2,683 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is SR-163 over Halgaitah Wash?

The structure is 21 ft (6.5 m) long with a longest span of 9 ft (2.6 m).

Who owns SR-163 over Halgaitah Wash?

It is owned by the State Highway Agency.