US Bridges

I-20 over Branch

Good

Talladega County, Alabama · 3.3 MI E JCT SR 77 · Structure no. 008541

Built
1965
60 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
42,350
2022 count
Owner
State
State Highway Agency

About this bridge

I-20 over Branch is a concrete culvert carrying I-20 over Branch in Talladega 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 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 42,350 vehicles a day, roughly 38% of them trucks, projected to reach 59,290 by 2042. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-20
CrossesBranch
Location3.3 MI E JCT SR 77
RouteInterstate 20
CountyTalladega County
StateAlabama
Coordinates33.58483, -86.06728
Functional classRural Principal Arterial - Interstate

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.2 US tons
Inventory rating43.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 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 traffic42,350 (2022)
Projected traffic59,290 by 2042
Trucks38%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.5 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I-20 over Branch built?

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

What condition is I-20 over 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 July 2023.

How much traffic does I-20 over Branch carry?

About 42,350 vehicles per day (2022 count), of which roughly 38% are trucks.

How long is I-20 over Branch?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns I-20 over Branch?

It is owned by the State Highway Agency.