US Bridges

Wright RD over Coulee

PoorPosted for load

Vermilion Parish, Louisiana · 0.7 MI S of LA 14 · Structure no. 035729599922561

Built
1965
60 years old
Condition
Poor
inspected July 2023
Type
Channel Beam
Concrete
Length
51 ft
3 main spans
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

Wright RD over Coulee is a concrete channel beam carrying Wright RD over Coulee in Vermilion Parish, Louisiana. It was built in 1965, so it is 60 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, projected to reach 165 by 2042. The structure is 51 ft (15.5 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWright RD
CrossesCoulee
Location0.7 MI S of LA 14
RouteCounty Highway 0
Coordinates29.99688, -92.42868
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating18.2 US tons
Inventory rating10.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span30 ft (9.1 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic165 by 2042
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 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 Wright RD over Coulee built?

It was built in 1965, making it 60 years old in 2025.

What condition is Wright RD over Coulee in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does Wright RD over Coulee carry?

About 150 vehicles per day (2022 count).

How long is Wright RD over Coulee?

The structure is 51 ft (15.5 m) long with a longest span of 30 ft (9.1 m) and a deck 22 ft wide.

Who owns Wright RD over Coulee?

It is owned by the County Highway Agency.