US Bridges

Main ST over Bayou Des Glaises

Good

Avoyelles Parish, Louisiana · 0.1 Mi. North of LA 114 · Structure no. 080500000800163

Built
2010
15 years old
Condition
Good
inspected January 2025
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
410
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Main ST over Bayou Des Glaises is a concrete slab carrying Main ST over Bayou Des Glaises in Avoyelles Parish, Louisiana. It was built in 2010, so it is 15 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 410 vehicles a day, roughly 1% of them trucks, projected to reach 451 by 2040. The structure is 100 ft (30.5 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMain ST
CrossesBayou Des Glaises
Location0.1 Mi. North of LA 114
RouteCounty Highway 0
Coordinates31.03501, -91.9791
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 protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2020)
Projected traffic451 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Main ST over Bayou Des Glaises built?

It was built in 2010, making it 15 years old in 2025.

What condition is Main ST over Bayou Des Glaises 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 January 2025.

How much traffic does Main ST over Bayou Des Glaises carry?

About 410 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Main ST over Bayou Des Glaises?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 31 ft wide.

Who owns Main ST over Bayou Des Glaises?

It is owned by the Town or Township Highway Agency.