US Bridges

HWY 372 over Snow Trail

Fair

Deschutes County, Oregon · MP 18 Century Drive · Structure no. 17202 372 01828

Built
1991
34 years old
Condition
Fair
inspected September 2023
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
2,129
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 372 over Snow Trail is a prestressed concrete slab carrying HWY 372 over Snow Trail in Deschutes County, Oregon. It was built in 1991, so it is 34 years old, younger than the Oregon average of 49.9 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 2,129 vehicles a day, roughly 4% of them trucks, projected to reach 2,300 by 2042. The structure is 70 ft (21.3 m) long and 40 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesHWY 372
CrossesSnow Trail
LocationMP 18 Century Drive
RouteState Highway 372
StateOregon
Coordinates43.9839, -121.6035
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width40 ft (12.2 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,129 (2022)
Projected traffic2,300 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed39.8 mi (64 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 HWY 372 over Snow Trail built?

It was built in 1991, making it 34 years old in 2025.

What condition is HWY 372 over Snow Trail 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 September 2023.

How much traffic does HWY 372 over Snow Trail carry?

About 2,129 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is HWY 372 over Snow Trail?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 40 ft wide.

Who owns HWY 372 over Snow Trail?

It is owned by the State Highway Agency.