US Bridges

Gray RD over Gum Gulley

FairPosted for load

Calcasieu Parish, Louisiana · 5.5 MI W of LA108 · Structure no. 071030095933721

Built
1964
61 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
278
2022 count
Owner
County
County Highway Agency

About this bridge

Gray RD over Gum Gulley is a concrete slab carrying Gray RD over Gum Gulley in Calcasieu Parish, Louisiana. It was built in 1964, so it is 61 years old, older 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. Its operating status is: posted for load restriction.

It carries about 278 vehicles a day, projected to reach 305 by 2042. The structure is 100 ft (30.5 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesGray RD
CrossesGum Gulley
Location5.5 MI W of LA108
RouteCounty Highway 0
CountyCalcasieu Parish
StateLouisiana
Coordinates30.16097, -93.62248
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
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 rating29.3 US tons
Inventory rating22.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic278 (2022)
Projected traffic305 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Gray RD over Gum Gulley built?

It was built in 1964, making it 61 years old in 2025.

What condition is Gray RD over Gum Gulley 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 November 2023.

How much traffic does Gray RD over Gum Gulley carry?

About 278 vehicles per day (2022 count).

How long is Gray RD over Gum Gulley?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns Gray RD over Gum Gulley?

It is owned by the County Highway Agency.