US Bridges

North Deadman RD over North Deadman Creek

Good

Garfield County, Washington · 15.4 N JCT SR 12 · Structure no. 083548000000000

Built
1962
63 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
234
2020 count
Owner
County
County Highway Agency

About this bridge

North Deadman RD over North Deadman Creek is a steel stringer/multi-beam or girder carrying North Deadman RD over North Deadman 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 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 234 vehicles a day, roughly 5% of them trucks, projected to reach 200 by 2040. The structure is 30 ft (9.1 m) long and 30 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesNorth Deadman RD
CrossesNorth Deadman Creek
Location15.4 N JCT SR 12
RouteCounty Highway 41400
Coordinates46.57468, -117.50301
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating29.7 US tons

Structure

MaterialSteel
DeckSteel plate
Main spans1
Design loadH 20
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic234 (2020)
Projected traffic200 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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$385,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was North Deadman RD over North Deadman Creek built?

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

What condition is North Deadman RD over North Deadman Creek 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 North Deadman RD over North Deadman Creek carry?

About 234 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is North Deadman RD over North Deadman Creek?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 30 ft wide.

Who owns North Deadman RD over North Deadman Creek?

It is owned by the County Highway Agency.