US Bridges

LA0465 over Unnamed Branch

Good

Vernon Parish, Louisiana · 0.24 Mi. East of LA 489 · Structure no. 085801370210181

Built
1994
31 years old
Condition
Good
inspected March 2024
Type
Culvert
Steel
Length
33 ft
4 main spans
Daily traffic
500
2021 count
Owner
State
State Highway Agency

About this bridge

LA0465 over Unnamed Branch is a steel culvert carrying LA0465 over Unnamed Branch in Vernon 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 500 vehicles a day, roughly 14% of them trucks, projected to reach 550 by 2041. The structure is 33 ft (10.1 m) long and 105 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesLA0465
CrossesUnnamed Branch
Location0.24 Mi. East of LA 489
RouteState Highway 465
Coordinates31.21887, -92.8529
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating100.3 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span6 ft (1.8 m)
Deck width105 ft (32 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2021)
Projected traffic550 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

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 LA0465 over Unnamed Branch built?

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

What condition is LA0465 over Unnamed Branch 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 LA0465 over Unnamed Branch carry?

About 500 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0465 over Unnamed Branch?

The structure is 33 ft (10.1 m) long with a longest span of 6 ft (1.8 m) and a deck 105 ft wide.

Who owns LA0465 over Unnamed Branch?

It is owned by the State Highway Agency.