US Bridges

Big Ridge RD over Sawyer Pond Bayou

Good

Caldwell Parish, Louisiana · 0.05 MI E of Dannehl RD · Structure no. 581132033915741

Built
1996
29 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
40
1984 count
Owner
County
County Highway Agency

About this bridge

Big Ridge RD over Sawyer Pond Bayou is a concrete culvert carrying Big Ridge RD over Sawyer Pond Bayou in Caldwell Parish, Louisiana. It was built in 1996, so it is 29 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 40 vehicles a day, projected to reach 44 by 2004. The structure is 22 ft (6.7 m) long and 40 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesBig Ridge RD
CrossesSawyer Pond Bayou
Location0.05 MI E of Dannehl RD
RouteCounty Highway 0
CountyCaldwell Parish
StateLouisiana
Coordinates32.05508, -91.95857
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
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
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span7 ft (2.1 m)
Deck width40 ft (12.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (1984)
Projected traffic44 by 2004
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Big Ridge RD over Sawyer Pond Bayou built?

It was built in 1996, making it 29 years old in 2025.

What condition is Big Ridge RD over Sawyer Pond Bayou 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 Big Ridge RD over Sawyer Pond Bayou carry?

About 40 vehicles per day (1984 count).

How long is Big Ridge RD over Sawyer Pond Bayou?

The structure is 22 ft (6.7 m) long with a longest span of 7 ft (2.1 m) and a deck 40 ft wide.

Who owns Big Ridge RD over Sawyer Pond Bayou?

It is owned by the County Highway Agency.