US Bridges

LA3125 over Pipeline Crossing

Good

St. James Parish, Louisiana · 0.6 M E of LA 70 · Structure no. 614704263100661

Built
1980
45 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
80 ft
3 main spans
Daily traffic
10,807
2021 count
Owner
State
State Highway Agency

About this bridge

LA3125 over Pipeline Crossing is a concrete continuous slab carrying LA3125 over Pipeline Crossing in St. James Parish, Louisiana. It was built in 1980, so it is 45 years old, older 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 10,807 vehicles a day, roughly 10% of them trucks, projected to reach 11,887 by 2041. The structure is 80 ft (24.4 m) long and 47 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesLA3125
CrossesPipeline Crossing
Location0.6 M E of LA 70
RouteState Highway 3125
Coordinates30.10433, -90.86352
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span30 ft (9.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,807 (2021)
Projected traffic11,887 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 LA3125 over Pipeline Crossing built?

It was built in 1980, making it 45 years old in 2025.

What condition is LA3125 over Pipeline Crossing 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 September 2023.

How much traffic does LA3125 over Pipeline Crossing carry?

About 10,807 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA3125 over Pipeline Crossing?

The structure is 80 ft (24.4 m) long with a longest span of 30 ft (9.1 m) and a deck 47 ft wide.

Who owns LA3125 over Pipeline Crossing?

It is owned by the State Highway Agency.