US Bridges

Baker Road over Smith Creek

Fair

Lewis County, Washington · 3.0 SW Packwood · Structure no. 084331000000000

Built
1936
89 years old
Condition
Fair
inspected January 2024
Type
Tee Beam
Concrete
Length
112 ft
2 main spans
Daily traffic
23
2022 count
Owner
County
County Highway Agency

About this bridge

Baker Road over Smith Creek is a concrete tee beam carrying Baker Road over Smith Creek in Lewis County, Washington. It was built in 1936, so it is 89 years old, older 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 23 vehicles a day, roughly 30% of them trucks, projected to reach 42 by 2042. The structure is 112 ft (34 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBaker Road
CrossesSmith Creek
Location3.0 SW Packwood
RouteCounty Highway 71030
Coordinates46.57, -121.70925
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length112 ft (34 m)
Longest span47 ft (14.4 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23 (2022)
Projected traffic42 by 2042
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$1.4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Baker Road over Smith Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is Baker 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 January 2024.

How much traffic does Baker Road over Smith Creek carry?

About 23 vehicles per day (2022 count), of which roughly 30% are trucks.

How long is Baker Road over Smith Creek?

The structure is 112 ft (34 m) long with a longest span of 47 ft (14.4 m) and a deck 23 ft wide.

Who owns Baker Road over Smith Creek?

It is owned by the County Highway Agency.