US Bridges

Market Lane over Grande Ronde River

Good

Union County, Oregon · 2.8 MI E of HWY 82 · Structure no. 18823 128 00283

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Tee Beam
Prestressed Concrete
Length
125 ft
1 main span
Daily traffic
281
2020 count
Owner
County
County Highway Agency

About this bridge

Market Lane over Grande Ronde River is a prestressed concrete tee beam carrying Market Lane over Grande Ronde River in Union County, Oregon. It was built in 2000, so it is 25 years old, younger than the Oregon average of 49.9 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 281 vehicles a day, roughly 3% of them trucks, projected to reach 321 by 2025. The structure is 125 ft (38.1 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMarket Lane
CrossesGrande Ronde River
Location2.8 MI E of HWY 82
RouteCounty Highway 0
CountyUnion County
StateOregon
Coordinates45.38427, -117.92974
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating80 US tons
Inventory rating48 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length125 ft (38.1 m)
Longest span121 ft (37 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic281 (2020)
Projected traffic321 by 2025
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Market Lane over Grande Ronde River built?

It was built in 2000, making it 25 years old in 2025.

What condition is Market Lane over Grande Ronde River 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 September 2023.

How much traffic does Market Lane over Grande Ronde River carry?

About 281 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Market Lane over Grande Ronde River?

The structure is 125 ft (38.1 m) long with a longest span of 121 ft (37 m) and a deck 30 ft wide.

Who owns Market Lane over Grande Ronde River?

It is owned by the County Highway Agency.