US Bridges

ST Clair CO 17 over Big Canoe Creek

FairPosted for load

St. Clair County, Alabama · 1 2 MI NW Springville · Structure no. 004843

Built
1954
71 years old
Condition
Fair
inspected February 2025
Type
Tee Beam
Concrete
Length
252 ft
7 main spans
Daily traffic
1,970
2017 count
Owner
County
County Highway Agency

About this bridge

ST Clair CO 17 over Big Canoe Creek is a concrete tee beam carrying ST Clair CO 17 over Big Canoe Creek in St. Clair County, Alabama. It was built in 1954, so it is 71 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. Its operating status is: posted for load restriction.

It carries about 1,970 vehicles a day, roughly 3% of them trucks, projected to reach 2,928 by 2037. The structure is 252 ft (76.8 m) long and 24 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesST Clair CO 17
CrossesBig Canoe Creek
Location1 2 MI NW Springville
RouteCounty Highway 17
CountySt. Clair County
StateAlabama
Coordinates33.79942, -86.48835
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.1 US tons
Inventory rating23.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadH 15
Structure length252 ft (76.8 m)
Longest span36 ft (11 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,970 (2017)
Projected traffic2,928 by 2037
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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$1.6 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST Clair CO 17 over Big Canoe Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is ST Clair CO 17 over Big Canoe Creek 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 February 2025.

How much traffic does ST Clair CO 17 over Big Canoe Creek carry?

About 1,970 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is ST Clair CO 17 over Big Canoe Creek?

The structure is 252 ft (76.8 m) long with a longest span of 36 ft (11 m) and a deck 24 ft wide.

Who owns ST Clair CO 17 over Big Canoe Creek?

It is owned by the County Highway Agency.