US Bridges

SR 99 over Branch

Fair

Limestone County, Alabama · 2 MI W JCT SR 99 & SR 3 · Structure no. 008851

Built
1965
60 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
6,880
2024 count
Owner
State
State Highway Agency

About this bridge

SR 99 over Branch is a concrete culvert carrying SR 99 over Branch in Limestone County, Alabama. It was built in 1965, so it is 60 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 6,880 vehicles a day, roughly 3% of them trucks, projected to reach 9,266 by 2033. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 99
CrossesBranch
Location2 MI W JCT SR 99 & SR 3
RouteState Highway 99
StateAlabama
Coordinates34.81981, -86.979
Functional classUrban Minor Arterial

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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.3 US tons
Inventory rating27.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length37 ft (11.3 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 traffic6,880 (2024)
Projected traffic9,266 by 2033
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$617,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 99 over Branch built?

It was built in 1965, making it 60 years old in 2025.

What condition is SR 99 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 June 2024.

How much traffic does SR 99 over Branch carry?

About 6,880 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is SR 99 over Branch?

The structure is 37 ft (11.3 m) long with a longest span of 12 ft (3.7 m).

Who owns SR 99 over Branch?

It is owned by the State Highway Agency.