US Bridges

Standard Oil RD over Tyson Branch

Fair

Caddo Parish, Louisiana · 2.0 M East of LA 1 · Structure no. 040932595935881

Built
1990
35 years old
Condition
Fair
inspected February 2025
Type
Slab
Concrete
Length
40 ft
2 main spans
Daily traffic
40
2019 count
Owner
County
County Highway Agency

About this bridge

Standard Oil RD over Tyson Branch is a concrete slab carrying Standard Oil RD over Tyson Branch in Caddo 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 40 vehicles a day, projected to reach 44 by 2039. The structure is 40 ft (12.2 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesStandard Oil RD
CrossesTyson Branch
Location2.0 M East of LA 1
RouteCounty Highway 0
Coordinates32.99139, -93.9812
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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating23.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.5 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2019)
Projected traffic44 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 Standard Oil RD over Tyson Branch built?

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

What condition is Standard Oil RD over Tyson Branch 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 February 2025.

How much traffic does Standard Oil RD over Tyson Branch carry?

About 40 vehicles per day (2019 count).

How long is Standard Oil RD over Tyson Branch?

The structure is 40 ft (12.2 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns Standard Oil RD over Tyson Branch?

It is owned by the County Highway Agency.