US Bridges

Elder Street over Tributary to Cross Bayou

Fair

Caddo Parish, Louisiana · 0.35 Mi. S of US 17 · Structure no. 040932304934631

Built
1956
69 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
850
1980 count
Owner
City
City or Municipal Highway Agency

About this bridge

Elder Street over Tributary to Cross Bayou is a concrete culvert carrying Elder Street over Tributary to Cross Bayou in Caddo Parish, Louisiana. It was built in 1956, so it is 69 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 850 vehicles a day, projected to reach 935 by 2000. The structure is 30 ft (9.1 m) long and 109 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesElder Street
CrossesTributary to Cross Bayou
Location0.35 Mi. S of US 17
RouteCounty Highway 0
Coordinates32.50626, -93.77176
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span10 ft (3 m)
Deck width109 ft (33.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (1980)
Projected traffic935 by 2000
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Elder Street over Tributary to Cross Bayou built?

It was built in 1956, making it 69 years old in 2025.

What condition is Elder Street over Tributary to Cross Bayou 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 April 2023.

How much traffic does Elder Street over Tributary to Cross Bayou carry?

About 850 vehicles per day (1980 count).

How long is Elder Street over Tributary to Cross Bayou?

The structure is 30 ft (9.1 m) long with a longest span of 10 ft (3 m) and a deck 109 ft wide.

Who owns Elder Street over Tributary to Cross Bayou?

It is owned by the City or Municipal Highway Agency.