US Bridges

LA1252 over Bayou Vermilion

Good

Lafayette Parish, Louisiana · 4.2 MI E of I49 Front RD · Structure no. 032800000030471

Built
2022
3 years old
Condition
Good
inspected June 2024
Type
Slab
Concrete
Length
160 ft
8 main spans
Daily traffic
610
2021 count
Owner
State
State Highway Agency

About this bridge

LA1252 over Bayou Vermilion is a concrete slab carrying LA1252 over Bayou Vermilion in Lafayette Parish, Louisiana. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 610 vehicles a day, roughly 10% of them trucks, projected to reach 671 by 2041. The structure is 160 ft (48.8 m) long and 43 ft wide.

CarriesLA1252
CrossesBayou Vermilion
Location4.2 MI E of I49 Front RD
RouteState Highway 1252
Coordinates30.35035, -91.9809
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadGreater than HL 93
Structure length160 ft (48.8 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic610 (2021)
Projected traffic671 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 LA1252 over Bayou Vermilion built?

It was built in 2022, making it 3 years old in 2025.

What condition is LA1252 over Bayou Vermilion 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 June 2024.

How much traffic does LA1252 over Bayou Vermilion carry?

About 610 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA1252 over Bayou Vermilion?

The structure is 160 ft (48.8 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns LA1252 over Bayou Vermilion?

It is owned by the State Highway Agency.