US Bridges

Grassy Lake RD over Fools Bay

Good

Avoyelles Parish, Louisiana · 10 MI E of LA 451 · Structure no. 080500000080673

Built
2017
8 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete
Length
150 ft
6 main spans
Daily traffic
20
2020 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Grassy Lake RD over Fools Bay is a concrete slab carrying Grassy Lake RD over Fools Bay in Avoyelles Parish, Louisiana. It was built in 2017, so it is 8 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 20 vehicles a day, projected to reach 22 by 2040. The structure is 150 ft (45.7 m) long and 15 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesGrassy Lake RD
CrossesFools Bay
Location10 MI E of LA 451
RouteState Lands Road 0
CountyAvoyelles Parish
StateLouisiana
Coordinates31.16366, -91.73485
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadOther
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width15 ft (4.5 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2020)
Projected traffic22 by 2040
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 Grassy Lake RD over Fools Bay built?

It was built in 2017, making it 8 years old in 2025.

What condition is Grassy Lake RD over Fools Bay 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 February 2023.

How much traffic does Grassy Lake RD over Fools Bay carry?

About 20 vehicles per day (2020 count).

How long is Grassy Lake RD over Fools Bay?

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 15 ft wide.

Who owns Grassy Lake RD over Fools Bay?

It is owned by the State Park, Forest, or Reservation Agency.