US Bridges

Hecker RD over Bayou Serpent

Fair

Calcasieu Parish, Louisiana · 2.2 MI North of LA 3059 · Structure no. 071030198930421

Built
1999
26 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
190 ft
10 main spans
Daily traffic
574
2022 count
Owner
County
County Highway Agency

About this bridge

Hecker RD over Bayou Serpent is a concrete slab carrying Hecker RD over Bayou Serpent in Calcasieu Parish, Louisiana. It was built in 1999, so it is 26 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 574 vehicles a day, projected to reach 631 by 2042. The structure is 190 ft (57.9 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHecker RD
CrossesBayou Serpent
Location2.2 MI North of LA 3059
RouteCounty Highway 0
CountyCalcasieu Parish
StateLouisiana
Coordinates30.30812, -93.06542
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans10
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.6 m)
Roadway width29 ft (8.8 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
CrossesWaterway
Detour if closed1.9 mi (3 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 built?

It was built in 1999, making it 26 years old in 2025.

What condition is Hecker RD over Bayou Serpent in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does Hecker RD over Bayou Serpent carry?

About 574 vehicles per day (2022 count).

How long is Hecker RD over Bayou Serpent?

The structure is 190 ft (57.9 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns Hecker RD over Bayou Serpent?

It is owned by the County Highway Agency.