US Bridges

S NE over Dry Coulee

Good

Grant County, Washington · S NE 1.0 S of 39 NE · Structure no. 087325000000000

Built
2005
20 years old
Condition
Good
inspected October 2023
Type
Culvert
Steel
Length
26 ft
2 main spans
Daily traffic
91
2020 count
Owner
County
County Highway Agency

About this bridge

S NE over Dry Coulee is a steel culvert carrying S NE over Dry Coulee in Grant County, Washington. It was built in 2005, so it is 20 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 91 vehicles a day, roughly 10% of them trucks, projected to reach 173 by 2043. The structure is 26 ft (7.9 m) long and 26 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesS NE
CrossesDry Coulee
LocationS NE 1.0 S of 39 NE
RouteCounty Highway 53850
Coordinates47.64095, -119.0846
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating79.7 US tons
Inventory rating61.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span11 ft (3.4 m)
Deck width26 ft (7.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic91 (2020)
Projected traffic173 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed98.8 mi (159 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$284,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was S NE over Dry Coulee built?

It was built in 2005, making it 20 years old in 2025.

What condition is S NE over Dry Coulee 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 October 2023.

How much traffic does S NE over Dry Coulee carry?

About 91 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is S NE over Dry Coulee?

The structure is 26 ft (7.9 m) long with a longest span of 11 ft (3.4 m) and a deck 26 ft wide.

Who owns S NE over Dry Coulee?

It is owned by the County Highway Agency.