US Bridges

River RD over Mayfield Branch

Fair

Lamar County, Alabama · 10.8 Mi. E. Hwy. 17 · Structure no. 004254

Built
1952
73 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
500
2016 count
Owner
County
County Highway Agency

About this bridge

River RD over Mayfield Branch is a concrete culvert carrying River RD over Mayfield Branch in Lamar County, Alabama. It was built in 1952, so it is 73 years old, older than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 500 vehicles a day, roughly 4% of them trucks, projected to reach 743 by 2036. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesRiver RD
CrossesMayfield Branch
Location10.8 Mi. E. Hwy. 17
RouteCounty Highway 35
CountyLamar County
StateAlabama
Coordinates34.04202, -88.04423
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating42.2 US tons
Inventory rating25.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2016)
Projected traffic743 by 2036
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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$340,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was River RD over Mayfield Branch built?

It was built in 1952, making it 73 years old in 2025.

What condition is River RD over Mayfield Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does River RD over Mayfield Branch carry?

About 500 vehicles per day (2016 count), of which roughly 4% are trucks.

How long is River RD over Mayfield Branch?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns River RD over Mayfield Branch?

It is owned by the County Highway Agency.