US Bridges

US0071 over Teche Vermilion Canal

Good

St. Landry Parish, Louisiana · 1.9 MI North of US 190 · Structure no. 034900080502051

Built
1981
44 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
500 ft
10 main spans
Daily traffic
1,933
2021 count
Owner
State
State Highway Agency

About this bridge

US0071 over Teche Vermilion Canal is a prestressed concrete stringer/multi-beam or girder carrying US0071 over Teche Vermilion Canal in St. Landry Parish, Louisiana. It was built in 1981, so it is 44 years old, older 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 1,933 vehicles a day, roughly 13% of them trucks, projected to reach 2,126 by 2041. The structure is 500 ft (152.4 m) long and 47 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS0071
CrossesTeche Vermilion Canal
Location1.9 MI North of US 190
RouteU.S. Route 71
Coordinates30.56794, -91.83268
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length500 ft (152.4 m)
Longest span50 ft (15.2 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,933 (2021)
Projected traffic2,126 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US0071 over Teche Vermilion Canal built?

It was built in 1981, making it 44 years old in 2025.

What condition is US0071 over Teche Vermilion Canal 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 August 2023.

How much traffic does US0071 over Teche Vermilion Canal carry?

About 1,933 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is US0071 over Teche Vermilion Canal?

The structure is 500 ft (152.4 m) long with a longest span of 50 ft (15.2 m) and a deck 47 ft wide.

Who owns US0071 over Teche Vermilion Canal?

It is owned by the State Highway Agency.