US Bridges

J RD NE over Main Canal

Good

Grant County, Washington · J NE 0.5 N of SR 28 · Structure no. 079833000000000

Built
1992
33 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
142 ft
1 main span
Daily traffic
175
2019 count
Owner
County
County Highway Agency

About this bridge

J RD NE over Main Canal is a prestressed concrete stringer/multi-beam or girder carrying J RD NE over Main Canal in Grant County, Washington. It was built in 1992, so it is 33 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 175 vehicles a day, roughly 28% of them trucks, projected to reach 188 by 2041. The structure is 142 ft (43.3 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesJ RD NE
CrossesMain Canal
LocationJ NE 0.5 N of SR 28
RouteCounty Highway 51050
Coordinates47.43634, -119.27692
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 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 rating44.3 US tons
Inventory rating29.7 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span141 ft (43 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2019)
Projected traffic188 by 2041
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was J RD NE over Main Canal built?

It was built in 1992, making it 33 years old in 2025.

What condition is J RD NE over Main 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 October 2024.

How much traffic does J RD NE over Main Canal carry?

About 175 vehicles per day (2019 count), of which roughly 28% are trucks.

How long is J RD NE over Main Canal?

The structure is 142 ft (43.3 m) long with a longest span of 141 ft (43 m) and a deck 30 ft wide.

Who owns J RD NE over Main Canal?

It is owned by the County Highway Agency.