US Bridges

LA1107 over Blaise Lejeune Gully

Good

Acadia Parish, Louisiana · 0.50 MI E of LA 367 · Structure no. 030108013900501

Built
1982
43 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
1,131
2021 count
Owner
State
State Highway Agency

About this bridge

LA1107 over Blaise Lejeune Gully is a concrete slab carrying LA1107 over Blaise Lejeune Gully in Acadia Parish, Louisiana. It was built in 1982, so it is 43 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 1,131 vehicles a day, roughly 12% of them trucks, projected to reach 1,244 by 2041. The structure is 57 ft (17.4 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA1107
CrossesBlaise Lejeune Gully
Location0.50 MI E of LA 367
RouteState Highway 1107
Coordinates30.42173, -92.322
Functional classRural Minor Collector

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 inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,131 (2021)
Projected traffic1,244 by 2041
Trucks12%
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

OwnerState Highway Agency
Maintained byState 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 LA1107 over Blaise Lejeune Gully built?

It was built in 1982, making it 43 years old in 2025.

What condition is LA1107 over Blaise Lejeune Gully 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 February 2023.

How much traffic does LA1107 over Blaise Lejeune Gully carry?

About 1,131 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is LA1107 over Blaise Lejeune Gully?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA1107 over Blaise Lejeune Gully?

It is owned by the State Highway Agency.