US Bridges

Rawls Road over Tributary to Black Bayou

Fair

Red River Parish, Louisiana · 0.5 MI E of LA 507 · Structure no. 044132059931271

Built
1997
28 years old
Condition
Fair
inspected September 2023
Type
Culvert
Steel
Length
22 ft
3 main spans
Daily traffic
400
2020 count
Owner
County
County Highway Agency

About this bridge

Rawls Road over Tributary to Black Bayou is a steel culvert carrying Rawls Road over Tributary to Black Bayou in Red River Parish, Louisiana. It was built in 1997, so it is 28 years old, younger than the Louisiana average of 43 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 400 vehicles a day, projected to reach 440 by 2040. The structure is 22 ft (6.7 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRawls Road
CrossesTributary to Black Bayou
Location0.5 MI E of LA 507
RouteCounty Highway 0
CountyRed River Parish
StateLouisiana
Coordinates32.09754, -93.2114
Functional classRural 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span6 ft (1.8 m)
Deck width70 ft (21.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2020)
Projected traffic440 by 2040
Trucks—
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rawls Road over Tributary to Black Bayou built?

It was built in 1997, making it 28 years old in 2025.

What condition is Rawls Road over Tributary to Black Bayou 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 September 2023.

How much traffic does Rawls Road over Tributary to Black Bayou carry?

About 400 vehicles per day (2020 count).

How long is Rawls Road over Tributary to Black Bayou?

The structure is 22 ft (6.7 m) long with a longest span of 6 ft (1.8 m) and a deck 70 ft wide.

Who owns Rawls Road over Tributary to Black Bayou?

It is owned by the County Highway Agency.