US Bridges

W. Murray RD over Anderson Canal

Good

Tangipahoa Parish, Louisiana · 1.6M SW of LA 22 Exit · Structure no. 625330256902741

Built
1992
33 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
95 ft
5 main spans
Daily traffic
577
2021 count
Owner
County
County Highway Agency

About this bridge

W. Murray RD over Anderson Canal is a concrete slab carrying W. Murray RD over Anderson Canal in Tangipahoa Parish, Louisiana. It was built in 1992, so it is 33 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 577 vehicles a day, projected to reach 634 by 2041. The structure is 95 ft (29 m) long and 27 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesW. Murray RD
CrossesAnderson Canal
Location1.6M SW of LA 22 Exit
RouteCounty Highway 0
Coordinates30.42703, -90.45658
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 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 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 rating38.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length95 ft (29 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic577 (2021)
Projected traffic634 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 W. Murray RD over Anderson Canal built?

It was built in 1992, making it 33 years old in 2025.

What condition is W. Murray RD over Anderson Canal 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 April 2023.

How much traffic does W. Murray RD over Anderson Canal carry?

About 577 vehicles per day (2021 count).

How long is W. Murray RD over Anderson Canal?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns W. Murray RD over Anderson Canal?

It is owned by the County Highway Agency.