US Bridges

BIA 80940 over Overflow Channel

Good

Grays Harbor County, Washington · At Fish Hatchery · Structure no. 0000P06105T1636

Built
2022
3 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Concrete
Length
42 ft
1 main span
Daily traffic
500
2021 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

BIA 80940 over Overflow Channel is a concrete tee beam carrying BIA 80940 over Overflow Channel in Grays Harbor County, Washington. It was built in 2022, so it is 3 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 5% of them trucks, projected to reach 600 by 2039. The structure is 42 ft (12.7 m) long and 37 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesBIA 80940
CrossesOverflow Channel
LocationAt Fish Hatchery
RouteFederal Lands Road 80940
Coordinates46.8194, -123.2002
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating37.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length42 ft (12.7 m)
Longest span40 ft (12.2 m)
Deck width37 ft (11.2 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2021)
Projected traffic600 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
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 BIA 80940 over Overflow Channel built?

It was built in 2022, making it 3 years old in 2025.

What condition is BIA 80940 over Overflow Channel in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does BIA 80940 over Overflow Channel carry?

About 500 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is BIA 80940 over Overflow Channel?

The structure is 42 ft (12.7 m) long with a longest span of 40 ft (12.2 m) and a deck 37 ft wide.

Who owns BIA 80940 over Overflow Channel?

It is owned by the Bureau of Indian Affairs.