US Bridges

Tauscher Road over N Fk Newaukum River

Fair

Lewis County, Washington · 2.0 E Forest · Structure no. 082075000000000

Built
1991
34 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
123 ft
2 main spans
Daily traffic
270
2022 count
Owner
County
County Highway Agency

About this bridge

Tauscher Road over N Fk Newaukum River is a prestressed concrete stringer/multi-beam or girder carrying Tauscher Road over N Fk Newaukum River in Lewis County, Washington. It was built in 1991, so it is 34 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 270 vehicles a day, roughly 20% of them trucks, projected to reach 488 by 2042. The structure is 123 ft (37.5 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTauscher Road
CrossesN Fk Newaukum River
Location2.0 E Forest
RouteCounty Highway 45016
Coordinates46.61163, -122.82075
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span84 ft (25.6 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (2022)
Projected traffic488 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$1.6 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Tauscher Road over N Fk Newaukum River built?

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

What condition is Tauscher Road over N Fk Newaukum 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 January 2023.

How much traffic does Tauscher Road over N Fk Newaukum River carry?

About 270 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is Tauscher Road over N Fk Newaukum River?

The structure is 123 ft (37.5 m) long with a longest span of 84 ft (25.6 m) and a deck 31 ft wide.

Who owns Tauscher Road over N Fk Newaukum River?

It is owned by the County Highway Agency.