US Bridges

W. Congress over Coulee

Fair

Lafayette Parish, Louisiana · 0.01 MI E of Amb Caffery · Structure no. 032830117920451

Built
1984
41 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
29,990
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

W. Congress over Coulee is a concrete culvert carrying W. Congress over Coulee in Lafayette 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 29,990 vehicles a day, projected to reach 32,989 by 2040. The structure is 28 ft (8.5 m) long and 188 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesW. Congress
CrossesCoulee
Location0.01 MI E of Amb Caffery
RouteCounty Highway 0
CountyLafayette Parish
StateLouisiana
Coordinates30.196, -92.07513
Functional classUrban Other Principal 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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span14 ft (4.2 m)
Deck width188 ft (57.3 m)
Roadway width75 ft (22.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,990 (2020)
Projected traffic32,989 by 2040
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 W. Congress over Coulee built?

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

What condition is W. Congress over Coulee 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 W. Congress over Coulee carry?

About 29,990 vehicles per day (2020 count).

How long is W. Congress over Coulee?

The structure is 28 ft (8.5 m) long with a longest span of 14 ft (4.2 m) and a deck 188 ft wide.

Who owns W. Congress over Coulee?

It is owned by the City or Municipal Highway Agency.