US Bridges

LA0016 over Amite River-French Smen

FairPosted for load

Livingston Parish, Louisiana · 1.6 M S of LA 444 · Structure no. 623202600207511

Built
1960
65 years old
Condition
Fair
inspected December 2024
Type
Movable - Swing
Steel
Length
931 ft
1 main span
Daily traffic
4,313
2021 count
Owner
State
State Highway Agency

About this bridge

LA0016 over Amite River-French Smen is a steel movable - swing carrying LA0016 over Amite River-French Smen in Livingston Parish, Louisiana. It was built in 1960, so it is 65 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 4,313 vehicles a day, roughly 11% of them trucks, projected to reach 4,744 by 2041. The structure is 931 ft (283.8 m) long and 27 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

Location

Open in Google Maps
CarriesLA0016
CrossesAmite River-French Smen
Location1.6 M S of LA 444
RouteState Highway 16
CountyLivingston Parish
StateLouisiana
Coordinates30.2764, -90.7801
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating26 US tons
Inventory rating7.1 US tons

Structure

Structure typeMovable - Swing
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+18 approach)
Design loadH 15
Structure length931 ft (283.8 m)
Longest span204 ft (62.2 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,313 (2021)
Projected traffic4,744 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.7 million
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was LA0016 over Amite River-French Smen built?

It was built in 1960, making it 65 years old in 2025.

What condition is LA0016 over Amite River-French Smen in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does LA0016 over Amite River-French Smen carry?

About 4,313 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0016 over Amite River-French Smen?

The structure is 931 ft (283.8 m) long with a longest span of 204 ft (62.2 m) and a deck 27 ft wide.

Who owns LA0016 over Amite River-French Smen?

It is owned by the State Highway Agency.