US Bridges

Farm Supply Road over Gum Gully

Fair

Jefferson Davis Parish, Louisiana · 3.8 Mi. S. of LA 102 · Structure no. 072730176924341

Built
1981
44 years old
Condition
Fair
inspected September 2024
Type
Channel Beam
Prestressed Concrete
Length
60 ft
3 main spans
Daily traffic
80
2019 count
Owner
County
County Highway Agency

About this bridge

Farm Supply Road over Gum Gully is a prestressed concrete channel beam carrying Farm Supply Road over Gum Gully in Jefferson Davis Parish, Louisiana. It was built in 1981, so it is 44 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.

It carries about 80 vehicles a day, projected to reach 88 by 2039. The structure is 60 ft (18.3 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFarm Supply Road
CrossesGum Gully
Location3.8 Mi. S. of LA 102
RouteCounty Highway 0
CountyJefferson Davis Parish
StateLouisiana
Coordinates30.29426, -92.72367
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.
Last inspectionSeptember 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 alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating26.5 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span20 ft (6.1 m)
Deck width22 ft (6.8 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2019)
Projected traffic88 by 2039
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 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 Farm Supply Road over Gum Gully built?

It was built in 1981, making it 44 years old in 2025.

What condition is Farm Supply Road over Gum Gully 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 September 2024.

How much traffic does Farm Supply Road over Gum Gully carry?

About 80 vehicles per day (2019 count).

How long is Farm Supply Road over Gum Gully?

The structure is 60 ft (18.3 m) long with a longest span of 20 ft (6.1 m) and a deck 22 ft wide.

Who owns Farm Supply Road over Gum Gully?

It is owned by the County Highway Agency.