US Bridges

Ferre Canal Rd. over Coulee

FairPosted for load

Acadia Parish, Louisiana · 0.6 Mi. W. of LA 91 · Structure no. 030130066923031

Built
1967
58 years old, rebuilt 1999
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
34 ft
2 main spans
Daily traffic
48
2020 count
Owner
County
County Highway Agency

About this bridge

Ferre Canal Rd. over Coulee is a wood or timber stringer/multi-beam or girder carrying Ferre Canal Rd. over Coulee in Acadia Parish, Louisiana. It was built in 1967 and reconstructed in 1999, so it is 58 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 6 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 48 vehicles a day, projected to reach 52 by 2040. The structure is 34 ft (10.4 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesFerre Canal Rd.
CrossesCoulee
Location0.6 Mi. W. of LA 91
RouteCounty Highway 0
CountyAcadia Parish
StateLouisiana
Coordinates30.11014, -92.5066
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating16.2 US tons
Inventory rating11.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 10
Structure length34 ft (10.4 m)
Longest span17 ft (5.2 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (2020)
Projected traffic52 by 2040
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$150,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ferre Canal Rd. over Coulee built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1999.

What condition is Ferre Canal 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 2024.

How much traffic does Ferre Canal Rd. over Coulee carry?

About 48 vehicles per day (2020 count).

How long is Ferre Canal Rd. over Coulee?

The structure is 34 ft (10.4 m) long with a longest span of 17 ft (5.2 m) and a deck 20 ft wide.

Who owns Ferre Canal Rd. over Coulee?

It is owned by the County Highway Agency.