US Bridges

M Road SE over Ww Rcd Blk 42

Good

Grant County, Washington · M SE .5 South of 2 SE · Structure no. 086171000000000

Built
1996
29 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
1,109
2020 count
Owner
County
County Highway Agency

About this bridge

M Road SE over Ww Rcd Blk 42 is a prestressed concrete stringer/multi-beam or girder carrying M Road SE over Ww Rcd Blk 42 in Grant County, Washington. It was built in 1996, so it is 29 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 1,109 vehicles a day, roughly 22% of them trucks, projected to reach 2,000 by 2042. The structure is 31 ft (9.4 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesM Road SE
CrossesWw Rcd Blk 42
LocationM SE .5 South of 2 SE
RouteCounty Highway 92015
Coordinates47.05039, -119.2155
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 inspectionJanuary 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 rating46.1 US tons
Inventory rating29.7 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width36 ft (11 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,109 (2020)
Projected traffic2,000 by 2042
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of relocation of road
Estimated improvement cost$1.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was M Road SE over Ww Rcd Blk 42 built?

It was built in 1996, making it 29 years old in 2025.

What condition is M Road SE over Ww Rcd Blk 42 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 January 2024.

How much traffic does M Road SE over Ww Rcd Blk 42 carry?

About 1,109 vehicles per day (2020 count), of which roughly 22% are trucks.

How long is M Road SE over Ww Rcd Blk 42?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 36 ft wide.

Who owns M Road SE over Ww Rcd Blk 42?

It is owned by the County Highway Agency.