US Bridges

LA0473 over Lake Creek Relief

Good

Sabine Parish, Louisiana · 5.05 MI East HWY 191 Toro · Structure no. 084303570104761

Built
1986
39 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
28 ft
3 main spans
Daily traffic
738
2021 count
Owner
State
State Highway Agency

About this bridge

LA0473 over Lake Creek Relief is a concrete culvert carrying LA0473 over Lake Creek Relief in Sabine Parish, Louisiana. It was built in 1986, so it is 39 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 738 vehicles a day, roughly 14% of them trucks, projected to reach 811 by 2041. The structure is 28 ft (8.5 m) long and 155 ft wide.

CarriesLA0473
CrossesLake Creek Relief
Location5.05 MI East HWY 191 Toro
RouteState Highway 473
Coordinates31.30662, -93.4699
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 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 alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span7 ft (2.1 m)
Deck width155 ft (47.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic738 (2021)
Projected traffic811 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
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 LA0473 over Lake Creek Relief built?

It was built in 1986, making it 39 years old in 2025.

What condition is LA0473 over Lake Creek Relief 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 2024.

How much traffic does LA0473 over Lake Creek Relief carry?

About 738 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0473 over Lake Creek Relief?

The structure is 28 ft (8.5 m) long with a longest span of 7 ft (2.1 m) and a deck 155 ft wide.

Who owns LA0473 over Lake Creek Relief?

It is owned by the State Highway Agency.