US Bridges

Tramel RD over Flat Creek

Fair

Allen Parish, Louisiana · 1.2 MI West of LA 26 · Structure no. 070230427925611

Built
1990
35 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete
Length
133 ft
7 main spans
Daily traffic
80
2019 count
Owner
County
County Highway Agency

About this bridge

Tramel RD over Flat Creek is a concrete slab carrying Tramel RD over Flat Creek in Allen Parish, Louisiana. It was built in 1990, so it is 35 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 80 vehicles a day, projected to reach 88 by 2039. The structure is 133 ft (40.5 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTramel RD
CrossesFlat Creek
Location1.2 MI West of LA 26
RouteCounty Highway 0
Coordinates30.7103, -92.93646
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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans7
Design loadHS 20
Structure length133 ft (40.5 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.4 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 closed1.2 mi (2 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 Tramel RD over Flat Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Tramel RD over Flat Creek 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 August 2023.

How much traffic does Tramel RD over Flat Creek carry?

About 80 vehicles per day (2019 count).

How long is Tramel RD over Flat Creek?

The structure is 133 ft (40.5 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Tramel RD over Flat Creek?

It is owned by the County Highway Agency.