US Bridges

LA3132 over LA 511

Good

Caddo Parish, Louisiana · 1.0 Mi. E. of I-20 · Structure no. 040904270100941

Built
1994
31 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
221 ft
1 main span
Daily traffic
53,886
2021 count
Owner
State
State Highway Agency

About this bridge

LA3132 over LA 511 is a prestressed concrete stringer/multi-beam or girder carrying LA3132 over LA 511 in Caddo Parish, Louisiana. It was built in 1994, so it is 31 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 53,886 vehicles a day, roughly 14% of them trucks, projected to reach 59,274 by 2041. The structure is 221 ft (67.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA3132
CrossesLA 511
Location1.0 Mi. E. of I-20
RouteState Highway 3132
Coordinates32.44248, -93.8422
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length221 ft (67.4 m)
Longest span109 ft (33.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,886 (2021)
Projected traffic59,274 by 2041
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 LA3132 over LA 511 built?

It was built in 1994, making it 31 years old in 2025.

What condition is LA3132 over LA 511 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 February 2024.

How much traffic does LA3132 over LA 511 carry?

About 53,886 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA3132 over LA 511?

The structure is 221 ft (67.4 m) long with a longest span of 109 ft (33.2 m) and a deck 43 ft wide.

Who owns LA3132 over LA 511?

It is owned by the State Highway Agency.