US Bridges

Linville Gulch RD over Tatman Creek

FairPosted for load

Garfield County, Washington · 1.2 S JCT SR 12 · Structure no. 081000000000000

Built
1962
63 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
178
2020 count
Owner
County
County Highway Agency

About this bridge

Linville Gulch RD over Tatman Creek is a steel stringer/multi-beam or girder carrying Linville Gulch RD over Tatman Creek in Garfield County, Washington. It was built in 1962, so it is 63 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. Its operating status is: posted for load restriction.

It carries about 178 vehicles a day, roughly 5% of them trucks, projected to reach 200 by 2040. The structure is 30 ft (9.1 m) long and 29 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesLinville Gulch RD
CrossesTatman Creek
Location1.2 S JCT SR 12
RouteCounty Highway 10200
Coordinates46.44674, -117.6852
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating20.9 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadH 20
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic178 (2020)
Projected traffic200 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$20,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Linville Gulch RD over Tatman Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is Linville Gulch RD over Tatman 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 August 2024.

How much traffic does Linville Gulch RD over Tatman Creek carry?

About 178 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Linville Gulch RD over Tatman Creek?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 29 ft wide.

Who owns Linville Gulch RD over Tatman Creek?

It is owned by the County Highway Agency.