US Bridges

W. Congress St. over Mine Branch Coulee

FairPosted for load

Lafayette Parish, Louisiana · 0.65 MI W. LA182 · Structure no. 032830133920231

Built
1968
57 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
15,120
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

W. Congress St. over Mine Branch Coulee is a concrete slab carrying W. Congress St. over Mine Branch Coulee in Lafayette Parish, Louisiana. It was built in 1968, so it is 57 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 15,120 vehicles a day, projected to reach 16,632 by 2040. The structure is 57 ft (17.4 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesW. Congress St.
CrossesMine Branch Coulee
Location0.65 MI W. LA182
RouteCounty Highway 0
CountyLafayette Parish
StateLouisiana
Coordinates30.2213, -92.0373
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.9 US tons
Inventory rating21.4 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 width60 ft (18.3 m)
Roadway width50 ft (15.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,120 (2020)
Projected traffic16,632 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 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 W. Congress St. over Mine Branch Coulee built?

It was built in 1968, making it 57 years old in 2025.

What condition is W. Congress St. over Mine Branch 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 St. over Mine Branch Coulee carry?

About 15,120 vehicles per day (2020 count).

How long is W. Congress St. over Mine Branch Coulee?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 60 ft wide.

Who owns W. Congress St. over Mine Branch Coulee?

It is owned by the City or Municipal Highway Agency.