US Bridges

Old HWY 90 over Webb Gully

Good

Calcasieu Parish, Louisiana · 0.9 MI S of Broussard RD · Structure no. 071000000070263

Built
2018
7 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
160 ft
8 main spans
Daily traffic
315
2020 count
Owner
County
County Highway Agency

About this bridge

Old HWY 90 over Webb Gully is a concrete slab carrying Old HWY 90 over Webb Gully in Calcasieu Parish, Louisiana. It was built in 2018, so it is 7 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 315 vehicles a day, roughly 1% of them trucks, projected to reach 346 by 2040. The structure is 160 ft (48.8 m) long and 32 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesOld HWY 90
CrossesWebb Gully
Location0.9 MI S of Broussard RD
RouteCounty Highway 0
Coordinates30.12641, -93.65197
Functional classRural 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 protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating66 US tons
Inventory rating51 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 width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic315 (2020)
Projected traffic346 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Old HWY 90 over Webb Gully built?

It was built in 2018, making it 7 years old in 2025.

What condition is Old HWY 90 over Webb Gully 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 2024.

How much traffic does Old HWY 90 over Webb Gully carry?

About 315 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Old HWY 90 over Webb Gully?

The structure is 160 ft (48.8 m) long with a longest span of 20 ft (6.1 m) and a deck 32 ft wide.

Who owns Old HWY 90 over Webb Gully?

It is owned by the County Highway Agency.