US Bridges

ST Clair CO HWY 6 over Little Black Creek

Good

St. Clair County, Alabama · 1 0 MI SE Sanie Chu · Structure no. 011465

Built
1975
50 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
45 ft
3 main spans
Daily traffic
3,943
2011 count
Owner
County
County Highway Agency

About this bridge

ST Clair CO HWY 6 over Little Black Creek is a concrete culvert carrying ST Clair CO HWY 6 over Little Black Creek in St. Clair County, Alabama. It was built in 1975, so it is 50 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 3,943 vehicles a day, roughly 5% of them trucks, projected to reach 5,859 by 2031. The structure is 45 ft (13.6 m) long and 42 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

CarriesST Clair CO HWY 6
CrossesLittle Black Creek
Location1 0 MI SE Sanie Chu
RouteCounty Highway 60
StateAlabama
Coordinates33.65681, -86.46064
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
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 alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating64.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length45 ft (13.6 m)
Longest span14 ft (4.2 m)
Deck width42 ft (12.9 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,943 (2011)
Projected traffic5,859 by 2031
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$606,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST Clair CO HWY 6 over Little Black Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is ST Clair CO HWY 6 over Little Black Creek 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 February 2025.

How much traffic does ST Clair CO HWY 6 over Little Black Creek carry?

About 3,943 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is ST Clair CO HWY 6 over Little Black Creek?

The structure is 45 ft (13.6 m) long with a longest span of 14 ft (4.2 m) and a deck 42 ft wide.

Who owns ST Clair CO HWY 6 over Little Black Creek?

It is owned by the County Highway Agency.