US Bridges

Amerada RD over Coulee

FairPosted for load

Vermilion Parish, Louisiana · 2.41 MI S of LA 92 · Structure no. 035730047921961

Built
1968
57 years old
Condition
Fair
inspected July 2023
Type
Channel Beam
Concrete
Length
24 ft
1 main span
Daily traffic
160
2022 count
Owner
County
County Highway Agency

About this bridge

Amerada RD over Coulee is a concrete channel beam carrying Amerada RD over Coulee in Vermilion 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 160 vehicles a day, projected to reach 176 by 2042. The structure is 24 ft (7.3 m) long and 22 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesAmerada RD
CrossesCoulee
Location2.41 MI S of LA 92
RouteCounty Highway 0
CountyVermilion Parish
StateLouisiana
Coordinates30.07915, -92.32745
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
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 alignment7: Better than present minimum criteria
Operating rating13.6 US tons
Inventory rating7.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width22 ft (6.8 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2022)
Projected traffic176 by 2042
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 Amerada RD over Coulee built?

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

What condition is Amerada RD 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 July 2023.

How much traffic does Amerada RD over Coulee carry?

About 160 vehicles per day (2022 count).

How long is Amerada RD over Coulee?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 22 ft wide.

Who owns Amerada RD over Coulee?

It is owned by the County Highway Agency.