US Bridges

Lloyd RD over Bayou Grand Marais

Good

Vermilion Parish, Louisiana · 0.9 MI N of LA 92 · Structure no. 035700000200759

Built
2011
14 years old
Condition
Good
inspected July 2023
Type
Slab
Prestressed Concrete
Length
80 ft
4 main spans
Daily traffic
96
2021 count
Owner
County
County Highway Agency

About this bridge

Lloyd RD over Bayou Grand Marais is a prestressed concrete slab carrying Lloyd RD over Bayou Grand Marais in Vermilion Parish, Louisiana. It was built in 2011, so it is 14 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 96 vehicles a day, projected to reach 105 by 2041. The structure is 80 ft (24.4 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLloyd RD
CrossesBayou Grand Marais
Location0.9 MI N of LA 92
RouteCounty Highway 0
Coordinates30.12131, -92.22521
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating42.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2021)
Projected traffic105 by 2041
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lloyd RD over Bayou Grand Marais built?

It was built in 2011, making it 14 years old in 2025.

What condition is Lloyd RD over Bayou Grand Marais 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 Lloyd RD over Bayou Grand Marais carry?

About 96 vehicles per day (2021 count).

How long is Lloyd RD over Bayou Grand Marais?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns Lloyd RD over Bayou Grand Marais?

It is owned by the County Highway Agency.