US Bridges

Hecker RD over Bayou Serpent Relief

Good

Calcasieu Parish, Louisiana · 3.7 MI West of LA 383 · Structure no. 071030198930451

Built
2001
24 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
79 ft
4 main spans
Daily traffic
574
2022 count
Owner
County
County Highway Agency

About this bridge

Hecker RD over Bayou Serpent Relief is a concrete slab carrying Hecker RD over Bayou Serpent Relief in Calcasieu Parish, Louisiana. It was built in 2001, so it is 24 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 574 vehicles a day, projected to reach 631 by 2042. The structure is 79 ft (24.1 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesHecker RD
CrossesBayou Serpent Relief
Location3.7 MI West of LA 383
RouteCounty Highway 0
Coordinates30.33039, -93.07145
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36.8 US tons
Inventory rating28.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length79 ft (24.1 m)
Longest span20 ft (6.1 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic574 (2022)
Projected traffic631 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Hecker RD over Bayou Serpent Relief built?

It was built in 2001, making it 24 years old in 2025.

What condition is Hecker RD over Bayou Serpent Relief 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 May 2023.

How much traffic does Hecker RD over Bayou Serpent Relief carry?

About 574 vehicles per day (2022 count).

How long is Hecker RD over Bayou Serpent Relief?

The structure is 79 ft (24.1 m) long with a longest span of 20 ft (6.1 m) and a deck 31 ft wide.

Who owns Hecker RD over Bayou Serpent Relief?

It is owned by the County Highway Agency.