US Bridges

County RD 51 over Elgarose Cr/W. Melrose

Good

Douglas County, Oregon · 1.9 MI SW of Melrose · Structure no. 19C241 51 189

Built
1969
56 years old
Condition
Good
inspected April 2023
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
979
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 51 over Elgarose Cr/W. Melrose is a prestressed concrete slab carrying County RD 51 over Elgarose Cr/W. Melrose in Douglas County, Oregon. It was built in 1969, so it is 56 years old, older 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 979 vehicles a day, roughly 5% of them trucks, projected to reach 1,109 by 2025. The structure is 50 ft (15.2 m) long and 32 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

CarriesCounty RD 51
CrossesElgarose Cr/W. Melrose
Location1.9 MI SW of Melrose
RouteCounty Highway 0A397
StateOregon
Coordinates43.23406, -123.48286
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 rating74 US tons
Inventory rating57.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic979 (2020)
Projected traffic1,109 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 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 County RD 51 over Elgarose Cr/W. Melrose built?

It was built in 1969, making it 56 years old in 2025.

What condition is County RD 51 over Elgarose Cr/W. Melrose 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 April 2023.

How much traffic does County RD 51 over Elgarose Cr/W. Melrose carry?

About 979 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is County RD 51 over Elgarose Cr/W. Melrose?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 32 ft wide.

Who owns County RD 51 over Elgarose Cr/W. Melrose?

It is owned by the County Highway Agency.