US Bridges

11 & V NE over Field Runoff

Good

Grant County, Washington · 11 & V NE · Structure no. 087318000000000

Built
1978
47 years old
Condition
Good
inspected November 2024
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
10
2020 count
Owner
County
County Highway Agency

About this bridge

11 & V NE over Field Runoff is a steel culvert carrying 11 & V NE over Field Runoff in Grant County, Washington. It was built in 1978, so it is 47 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10 vehicles a day, roughly 5% of them trucks, projected to reach 20 by 2042. The structure is 21 ft (6.4 m) long and 23 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Carries11 & V NE
CrossesField Runoff
Location11 & V NE
RouteCounty Highway 45600
Coordinates47.247, -119.02228
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating24.3 US tons
Inventory rating18.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span15 ft (4.6 m)
Deck width23 ft (7 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2020)
Projected traffic20 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed8.1 mi (13 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$249,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was 11 & V NE over Field Runoff built?

It was built in 1978, making it 47 years old in 2025.

What condition is 11 & V NE over Field Runoff 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 November 2024.

How much traffic does 11 & V NE over Field Runoff carry?

About 10 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is 11 & V NE over Field Runoff?

The structure is 21 ft (6.4 m) long with a longest span of 15 ft (4.6 m) and a deck 23 ft wide.

Who owns 11 & V NE over Field Runoff?

It is owned by the County Highway Agency.