US Bridges

Funsten RD over Castor Bayou Relief

Good

De Soto Parish, Louisiana · 1.8 Mi. East of LA 5 · Structure no. 041632022935661

Built
2006
19 years old
Condition
Good
inspected October 2024
Type
Culvert
Steel
Length
27 ft
3 main spans
Daily traffic
30
2021 count
Owner
County
County Highway Agency

About this bridge

Funsten RD over Castor Bayou Relief is a steel culvert carrying Funsten RD over Castor Bayou Relief in De Soto Parish, Louisiana. It was built in 2006, so it is 19 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, projected to reach 33 by 2041. The structure is 27 ft (8.2 m) long and 66 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesFunsten RD
CrossesCastor Bayou Relief
Location1.8 Mi. East of LA 5
RouteCounty Highway 0
Coordinates32.0373, -93.94425
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating97.9 US tons
Inventory rating32.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span7 ft (2.1 m)
Deck width66 ft (20.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2021)
Projected traffic33 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Funsten RD over Castor Bayou Relief built?

It was built in 2006, making it 19 years old in 2025.

What condition is Funsten RD over Castor Bayou Relief in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does Funsten RD over Castor Bayou Relief carry?

About 30 vehicles per day (2021 count).

How long is Funsten RD over Castor Bayou Relief?

The structure is 27 ft (8.2 m) long with a longest span of 7 ft (2.1 m) and a deck 66 ft wide.

Who owns Funsten RD over Castor Bayou Relief?

It is owned by the County Highway Agency.