US Bridges

Port RD over Talla Bena Bayou

Good

Madison Parish, Louisiana · 0.1 MI E of US 65 · Structure no. 053332296910921

Built
2003
22 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
59 ft
3 main spans
Daily traffic
500
2001 count
Owner
County
County Highway Agency

About this bridge

Port RD over Talla Bena Bayou is a concrete slab carrying Port RD over Talla Bena Bayou in Madison Parish, Louisiana. It was built in 2003, so it is 22 years old, younger than the Louisiana average of 43 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 500 vehicles a day, projected to reach 550 by 2021. The structure is 59 ft (18 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesPort RD
CrossesTalla Bena Bayou
Location0.1 MI E of US 65
RouteCounty Highway 0
Coordinates32.49392, -91.15324
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length59 ft (18 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2001)
Projected traffic550 by 2021
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Port RD over Talla Bena Bayou built?

It was built in 2003, making it 22 years old in 2025.

What condition is Port RD over Talla Bena Bayou 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 April 2023.

How much traffic does Port RD over Talla Bena Bayou carry?

About 500 vehicles per day (2001 count).

How long is Port RD over Talla Bena Bayou?

The structure is 59 ft (18 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns Port RD over Talla Bena Bayou?

It is owned by the County Highway Agency.