US Bridges

LA0075 over Milly Canal

Good

Iberville Parish, Louisiana · 5.2 Miles West of LA 1 · Structure no. 612400000610291

Built
2011
14 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
1,490
2021 count
Owner
State
State Highway Agency

About this bridge

LA0075 over Milly Canal is a concrete slab carrying LA0075 over Milly Canal in Iberville Parish, Louisiana. It was built in 2011, so it is 14 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 1,490 vehicles a day, roughly 10% of them trucks, projected to reach 1,639 by 2041. The structure is 80 ft (24.4 m) long and 43 ft wide.

CarriesLA0075
CrossesMilly Canal
Location5.2 Miles West of LA 1
RouteState Highway 75
Coordinates30.23208, -91.29323
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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,490 (2021)
Projected traffic1,639 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 LA0075 over Milly Canal built?

It was built in 2011, making it 14 years old in 2025.

What condition is LA0075 over Milly 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 March 2024.

How much traffic does LA0075 over Milly Canal carry?

About 1,490 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA0075 over Milly Canal?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns LA0075 over Milly Canal?

It is owned by the State Highway Agency.