US Bridges

SR-13 (US-43) over Agr Railroad

Good

Marengo County, Alabama · _1 Mi. S of Demopolis · Structure no. 021388

Built
2022
3 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
120 ft
1 main span
Daily traffic
2,170
2013 count
Owner
State
State Highway Agency

About this bridge

SR-13 (US-43) over Agr Railroad is a prestressed concrete stringer/multi-beam or girder carrying SR-13 (US-43) over Agr Railroad in Marengo County, Alabama. It was built in 2022, so it is 3 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 2,170 vehicles a day, roughly 9% of them trucks, projected to reach 9,146 by 2033. The structure is 120 ft (36.6 m) long and 84 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesSR-13 (US-43)
CrossesAgr Railroad
Location_1 Mi. S of Demopolis
RouteU.S. Route 43
CountyMarengo County
StateAlabama
Coordinates32.48787, -87.80367
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.7 US tons
Inventory rating72.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length120 ft (36.6 m)
Longest span120 ft (36.6 m)
Deck width84 ft (25.7 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,170 (2013)
Projected traffic9,146 by 2033
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemYes

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$2.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-13 (US-43) over Agr Railroad built?

It was built in 2022, making it 3 years old in 2025.

What condition is SR-13 (US-43) over Agr Railroad 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 SR-13 (US-43) over Agr Railroad carry?

About 2,170 vehicles per day (2013 count), of which roughly 9% are trucks.

How long is SR-13 (US-43) over Agr Railroad?

The structure is 120 ft (36.6 m) long with a longest span of 120 ft (36.6 m) and a deck 84 ft wide.

Who owns SR-13 (US-43) over Agr Railroad?

It is owned by the State Highway Agency.