US Bridges

12 RD NE over East Low Canal

Good

Grant County, Washington · 12 NE 2.2 E of J NE · Structure no. 086740000000000

Built
2002
23 years old
Condition
Good
inspected February 2024
Type
Tee Beam
Prestressed Concrete
Length
107 ft
1 main span
Daily traffic
97
2021 count
Owner
County
County Highway Agency

About this bridge

12 RD NE over East Low Canal is a prestressed concrete tee beam carrying 12 RD NE over East Low Canal in Grant County, Washington. It was built in 2002, so it is 23 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 97 vehicles a day, roughly 36% of them trucks, projected to reach 200 by 2043. The structure is 107 ft (32.6 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Carries12 RD NE
CrossesEast Low Canal
Location12 NE 2.2 E of J NE
RouteCounty Highway 94030
Coordinates47.26391, -119.22979
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating46.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length107 ft (32.6 m)
Longest span106 ft (32.3 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic97 (2021)
Projected traffic200 by 2043
Trucks36%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 12 RD NE over East Low Canal built?

It was built in 2002, making it 23 years old in 2025.

What condition is 12 RD NE over East Low Canal 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 February 2024.

How much traffic does 12 RD NE over East Low Canal carry?

About 97 vehicles per day (2021 count), of which roughly 36% are trucks.

How long is 12 RD NE over East Low Canal?

The structure is 107 ft (32.6 m) long with a longest span of 106 ft (32.3 m) and a deck 30 ft wide.

Who owns 12 RD NE over East Low Canal?

It is owned by the County Highway Agency.