US Bridges

LA0499 over Dug Creek

Good

Winn Parish, Louisiana · 2.55 MI N JCT LA 126 · Structure no. 086401260202551

Built
1996
29 years old
Condition
Good
inspected August 2023
Type
Culvert
Steel
Length
31 ft
5 main spans
Daily traffic
114
2021 count
Owner
State
State Highway Agency

About this bridge

LA0499 over Dug Creek is a steel culvert carrying LA0499 over Dug Creek in Winn Parish, Louisiana. It was built in 1996, so it is 29 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 114 vehicles a day, roughly 14% of them trucks, projected to reach 125 by 2041. The structure is 31 ft (9.4 m) long and 86 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesLA0499
CrossesDug Creek
Location2.55 MI N JCT LA 126
RouteState Highway 499
Coordinates32.11399, -92.4802
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans5
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span4 ft (1.2 m)
Deck width86 ft (26.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic114 (2021)
Projected traffic125 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA0499 over Dug Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is LA0499 over Dug Creek 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 August 2023.

How much traffic does LA0499 over Dug Creek carry?

About 114 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0499 over Dug Creek?

The structure is 31 ft (9.4 m) long with a longest span of 4 ft (1.2 m) and a deck 86 ft wide.

Who owns LA0499 over Dug Creek?

It is owned by the State Highway Agency.