US Bridges

Amhurst Rd. over Ile Des Cannes Coulee

Good

Lafayette Parish, Louisiana · 0.2 MI S. of Allister RD · Structure no. 032830072920681

Built
2002
23 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete
Length
180 ft
9 main spans
Daily traffic
450
2020 count
Owner
County
County Highway Agency

About this bridge

Amhurst Rd. over Ile Des Cannes Coulee is a concrete slab carrying Amhurst Rd. over Ile Des Cannes Coulee in Lafayette Parish, Louisiana. It was built in 2002, so it is 23 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 450 vehicles a day, projected to reach 495 by 2040. The structure is 180 ft (54.9 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesAmhurst Rd.
CrossesIle Des Cannes Coulee
Location0.2 MI S. of Allister RD
RouteCounty Highway 0
CountyLafayette Parish
StateLouisiana
Coordinates30.12023, -92.11415
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating36.8 US tons
Inventory rating28.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span20 ft (6.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2020)
Projected traffic495 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Amhurst Rd. over Ile Des Cannes Coulee built?

It was built in 2002, making it 23 years old in 2025.

What condition is Amhurst Rd. over Ile Des Cannes Coulee in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does Amhurst Rd. over Ile Des Cannes Coulee carry?

About 450 vehicles per day (2020 count).

How long is Amhurst Rd. over Ile Des Cannes Coulee?

The structure is 180 ft (54.9 m) long with a longest span of 20 ft (6.1 m) and a deck 31 ft wide.

Who owns Amhurst Rd. over Ile Des Cannes Coulee?

It is owned by the County Highway Agency.