US Bridges

LA0370 over B Piaquemine Brole

Good

Acadia Parish, Louisiana · 4.2 MI East of LA 1105 · Structure no. 030103880305801

Built
1976
49 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
150 ft
3 main spans
Daily traffic
442
2021 count
Owner
State
State Highway Agency

About this bridge

LA0370 over B Piaquemine Brole is a prestressed concrete stringer/multi-beam or girder carrying LA0370 over B Piaquemine Brole in Acadia Parish, Louisiana. It was built in 1976, so it is 49 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 442 vehicles a day, roughly 12% of them trucks, projected to reach 486 by 2041. The structure is 150 ft (45.7 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLA0370
CrossesB Piaquemine Brole
Location4.2 MI East of LA 1105
RouteState Highway 370
Coordinates30.40102, -92.25665
Functional classRural Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating46 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span50 ft (15.2 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic442 (2021)
Projected traffic486 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 LA0370 over B Piaquemine Brole built?

It was built in 1976, making it 49 years old in 2025.

What condition is LA0370 over B Piaquemine Brole 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 LA0370 over B Piaquemine Brole carry?

About 442 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is LA0370 over B Piaquemine Brole?

The structure is 150 ft (45.7 m) long with a longest span of 50 ft (15.2 m) and a deck 30 ft wide.

Who owns LA0370 over B Piaquemine Brole?

It is owned by the State Highway Agency.