US Bridges

Gnatville Rd. over Branch

Fair

Calhoun County, Alabama · Gnatville Rd. · Structure no. 005593

Built
1956
69 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
28 ft
3 main spans
Daily traffic
345
2019 count
Owner
County
County Highway Agency

About this bridge

Gnatville Rd. over Branch is a concrete culvert carrying Gnatville Rd. over Branch in Calhoun County, Alabama. It was built in 1956, so it is 69 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 5 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 345 vehicles a day, roughly 1% of them trucks, projected to reach 566 by 2044. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesGnatville Rd.
CrossesBranch
LocationGnatville Rd.
RouteCounty Highway 67
CountyCalhoun County
StateAlabama
Coordinates33.95714, -85.63361
Functional classRural Local

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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.4 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic345 (2019)
Projected traffic566 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$270,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Gnatville Rd. over Branch built?

It was built in 1956, making it 69 years old in 2025.

What condition is Gnatville Rd. over 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 Gnatville Rd. over Branch carry?

About 345 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Gnatville Rd. over Branch?

The structure is 28 ft (8.5 m) long with a longest span of 10 ft (3 m).

Who owns Gnatville Rd. over Branch?

It is owned by the County Highway Agency.