US Bridges

Litteral Road over W.Grand Marais Bayou

Good

Jefferson Davis Parish, Louisiana · 0.7 MI E of LA 395 · Structure no. 072730218924171

Built
1987
38 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
50
2019 count
Owner
County
County Highway Agency

About this bridge

Litteral Road over W.Grand Marais Bayou is a concrete culvert carrying Litteral Road over W.Grand Marais Bayou in Jefferson Davis Parish, Louisiana. It was built in 1987, so it is 38 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 50 vehicles a day, projected to reach 55 by 2039. The structure is 26 ft (7.9 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLitteral Road
CrossesW.Grand Marais Bayou
Location0.7 MI E of LA 395
RouteCounty Highway 0
Coordinates30.36465, -92.6933
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
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 rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width31 ft (9.6 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic55 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Litteral Road over W.Grand Marais Bayou built?

It was built in 1987, making it 38 years old in 2025.

What condition is Litteral Road over W.Grand Marais 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 July 2024.

How much traffic does Litteral Road over W.Grand Marais Bayou carry?

About 50 vehicles per day (2019 count).

How long is Litteral Road over W.Grand Marais Bayou?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 31 ft wide.

Who owns Litteral Road over W.Grand Marais Bayou?

It is owned by the County Highway Agency.