US Bridges

Delashmutt Lane over Deer Creek

Fair

Yamhill County, Oregon · 300 MI E Bellevue · Structure no. 11634F000

Built
1967
58 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
100 ft
2 main spans
Daily traffic
164
2020 count
Owner
County
County Highway Agency

About this bridge

Delashmutt Lane over Deer Creek is a prestressed concrete slab carrying Delashmutt Lane over Deer Creek in Yamhill County, Oregon. It was built in 1967, so it is 58 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 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 164 vehicles a day, roughly 20% of them trucks, projected to reach 183 by 2025. The structure is 100 ft (30.5 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesDelashmutt Lane
CrossesDeer Creek
Location300 MI E Bellevue
RouteCounty Highway C0028
StateOregon
Coordinates45.12459, -123.27582
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating79.3 US tons
Inventory rating61.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span49 ft (14.9 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic164 (2020)
Projected traffic183 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Delashmutt Lane over Deer Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Delashmutt Lane over Deer Creek 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 2024.

How much traffic does Delashmutt Lane over Deer Creek carry?

About 164 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Delashmutt Lane over Deer Creek?

The structure is 100 ft (30.5 m) long with a longest span of 49 ft (14.9 m) and a deck 24 ft wide.

Who owns Delashmutt Lane over Deer Creek?

It is owned by the County Highway Agency.