US Bridges

Or 42 (hwy 035) over Coquille River

Fair

Coos County, Oregon · 20.0 MI E of Myrtle Point · Structure no. 09185 035 04056

Built
1964
61 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
270 ft
3 main spans
Daily traffic
2,925
2022 count
Owner
State
State Highway Agency

About this bridge

Or 42 (hwy 035) over Coquille River is a prestressed concrete stringer/multi-beam or girder carrying Or 42 (hwy 035) over Coquille River in Coos County, Oregon. It was built in 1964, so it is 61 years old, older 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 2,925 vehicles a day, roughly 28% of them trucks, projected to reach 3,200 by 2042. The structure is 270 ft (82.3 m) long and 37 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesOr 42 (hwy 035)
CrossesCoquille River
Location20.0 MI E of Myrtle Point
RouteState Highway 42
StateOregon
Coordinates42.98812, -123.87267
Functional classRural Principal Arterial - Other

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: 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 rating34 US tons
Inventory rating26.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length270 ft (82.3 m)
Longest span90 ft (27.4 m)
Deck width37 ft (11.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,925 (2022)
Projected traffic3,200 by 2042
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Or 42 (hwy 035) over Coquille River built?

It was built in 1964, making it 61 years old in 2025.

What condition is Or 42 (hwy 035) over Coquille River 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 Or 42 (hwy 035) over Coquille River carry?

About 2,925 vehicles per day (2022 count), of which roughly 28% are trucks.

How long is Or 42 (hwy 035) over Coquille River?

The structure is 270 ft (82.3 m) long with a longest span of 90 ft (27.4 m) and a deck 37 ft wide.

Who owns Or 42 (hwy 035) over Coquille River?

It is owned by the State Highway Agency.