US Bridges

BIA Rt. 3015 over Coulle De Grues

Good

Avoyelles Parish, Louisiana · In Marksville LA · Structure no. 0000S50336B0609

Built
2015
10 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
261 ft
1 main span
Daily traffic
350
2025 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

BIA Rt. 3015 over Coulle De Grues is a prestressed concrete stringer/multi-beam or girder carrying BIA Rt. 3015 over Coulle De Grues in Avoyelles Parish, Louisiana. It was built in 2015, so it is 10 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 350 vehicles a day, roughly 10% of them trucks, projected to reach 410 by 2045. The structure is 261 ft (79.5 m) long and 38 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesBIA Rt. 3015
CrossesCoulle De Grues
LocationIn Marksville LA
RouteFederal Lands Road 3015
Coordinates31.1094, -92.05865
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
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 evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.5 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+10 approach)
Design loadUnknown
Structure length261 ft (79.5 m)
Longest span60 ft (18.3 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2025)
Projected traffic410 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
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 BIA Rt. 3015 over Coulle De Grues built?

It was built in 2015, making it 10 years old in 2025.

What condition is BIA Rt. 3015 over Coulle De Grues 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 BIA Rt. 3015 over Coulle De Grues carry?

About 350 vehicles per day (2025 count), of which roughly 10% are trucks.

How long is BIA Rt. 3015 over Coulle De Grues?

The structure is 261 ft (79.5 m) long with a longest span of 60 ft (18.3 m) and a deck 38 ft wide.

Who owns BIA Rt. 3015 over Coulle De Grues?

It is owned by the Bureau of Indian Affairs.