US Bridges

Green Bridge RD over Bayou De Loutre

Fair

Union Parish, Louisiana · 4 MI E LA 558 · Structure no. 055632583922881

Built
1984
41 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
402 ft
21 main spans
Daily traffic
99
2019 count
Owner
County
County Highway Agency

About this bridge

Green Bridge RD over Bayou De Loutre is a concrete slab carrying Green Bridge RD over Bayou De Loutre in Union Parish, Louisiana. It was built in 1984, so it is 41 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 99 vehicles a day, projected to reach 108 by 2039. The structure is 402 ft (122.5 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesGreen Bridge RD
CrossesBayou De Loutre
Location4 MI E LA 558
RouteCounty Highway 0
CountyUnion Parish
StateLouisiana
Coordinates32.95551, -92.49919
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans21
Design loadHS 20
Structure length402 ft (122.5 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2019)
Projected traffic108 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Green Bridge RD over Bayou De Loutre built?

It was built in 1984, making it 41 years old in 2025.

What condition is Green Bridge RD over Bayou De Loutre 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 January 2024.

How much traffic does Green Bridge RD over Bayou De Loutre carry?

About 99 vehicles per day (2019 count).

How long is Green Bridge RD over Bayou De Loutre?

The structure is 402 ft (122.5 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Green Bridge RD over Bayou De Loutre?

It is owned by the County Highway Agency.