US Bridges

Smith Creek Road over Smith Creek

Fair

Pacific County, Washington · 7.9 NE JCT 6 & 101 · Structure no. 084671000000000

Built
1985
40 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
89 ft
3 main spans
Daily traffic
84
2023 count
Owner
County
County Highway Agency

About this bridge

Smith Creek Road over Smith Creek is a concrete continuous slab carrying Smith Creek Road over Smith Creek in Pacific County, Washington. It was built in 1985, so it is 40 years old, younger than the Washington average of 49.8 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 84 vehicles a day, roughly 22% of them trucks, projected to reach 300 by 2043. The structure is 89 ft (27.1 m) long and 30 ft wide. If it were closed, the detour would be 37.9 mi (61 km).

CarriesSmith Creek Road
CrossesSmith Creek
Location7.9 NE JCT 6 & 101
RouteCounty Highway 96300
Coordinates46.74814, -123.67092
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43 US tons
Inventory rating31 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length89 ft (27.1 m)
Longest span34 ft (10.4 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic84 (2023)
Projected traffic300 by 2043
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.9 mi (61 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.3 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Smith Creek Road over Smith Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Smith Creek Road over Smith 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 June 2023.

How much traffic does Smith Creek Road over Smith Creek carry?

About 84 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is Smith Creek Road over Smith Creek?

The structure is 89 ft (27.1 m) long with a longest span of 34 ft (10.4 m) and a deck 30 ft wide.

Who owns Smith Creek Road over Smith Creek?

It is owned by the County Highway Agency.