US Bridges

CO RD 377 over Cooper Branch

Good

Shelby County, Alabama · .2M N JCT CO RD 11 · Structure no. 017257

Built
1997
28 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
37 ft
4 main spans
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

CO RD 377 over Cooper Branch is a concrete culvert carrying CO RD 377 over Cooper Branch in Shelby County, Alabama. It was built in 1997, so it is 28 years old, younger than the Alabama average of 51.1 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 10 vehicles a day, roughly 1% of them trucks, projected to reach 14 by 2044. The structure is 37 ft (11.4 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCO RD 377
CrossesCooper Branch
Location.2M N JCT CO RD 11
RouteCounty Highway 377
StateAlabama
Coordinates33.34786, -86.66518
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51.6 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length37 ft (11.4 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic14 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$358,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was CO RD 377 over Cooper Branch built?

It was built in 1997, making it 28 years old in 2025.

What condition is CO RD 377 over Cooper Branch 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 January 2024.

How much traffic does CO RD 377 over Cooper Branch carry?

About 10 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is CO RD 377 over Cooper Branch?

The structure is 37 ft (11.4 m) long with a longest span of 8 ft (2.4 m).

Who owns CO RD 377 over Cooper Branch?

It is owned by the County Highway Agency.