US Bridges

Edgerlydequincy RD over Houston River

Fair

Calcasieu Parish, Louisiana · 6.2 Mi. N. of US 90 · Structure no. 071030187933011

Built
1982
43 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
228 ft
12 main spans
Daily traffic
583
2021 count
Owner
County
County Highway Agency

About this bridge

Edgerlydequincy RD over Houston River is a concrete slab carrying Edgerlydequincy RD over Houston River in Calcasieu Parish, Louisiana. It was built in 1982, so it is 43 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 6 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 583 vehicles a day, projected to reach 641 by 2041. The structure is 228 ft (69.5 m) long and 31 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesEdgerlydequincy RD
CrossesHouston River
Location6.2 Mi. N. of US 90
RouteCounty Highway 0
CountyCalcasieu Parish
StateLouisiana
Coordinates30.31369, -93.50116
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 rating42.9 US tons
Inventory rating33.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans12
Design loadHS 20
Structure length228 ft (69.5 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic583 (2021)
Projected traffic641 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Edgerlydequincy RD over Houston River built?

It was built in 1982, making it 43 years old in 2025.

What condition is Edgerlydequincy RD over Houston River 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 2024.

How much traffic does Edgerlydequincy RD over Houston River carry?

About 583 vehicles per day (2021 count).

How long is Edgerlydequincy RD over Houston River?

The structure is 228 ft (69.5 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns Edgerlydequincy RD over Houston River?

It is owned by the County Highway Agency.