US Bridges

LA0146 over Creek

PoorPosted for load

Jackson Parish, Louisiana · .5 MI South of LA 145 · Structure no. 052500680202561

Built
1951
74 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
78 ft
4 main spans
Daily traffic
882
2021 count
Owner
State
State Highway Agency

About this bridge

LA0146 over Creek is a wood or timber stringer/multi-beam or girder carrying LA0146 over Creek in Jackson Parish, Louisiana. It was built in 1951, so it is 74 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 882 vehicles a day, roughly 15% of them trucks, projected to reach 970 by 2041. The structure is 78 ft (23.8 m) long and 28 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesLA0146
CrossesCreek
Location.5 MI South of LA 145
RouteState Highway 146
Coordinates32.47122, -92.555
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating23.7 US tons
Inventory rating16.2 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadH 15
Structure length78 ft (23.8 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic882 (2021)
Projected traffic970 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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$400,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0146 over Creek built?

It was built in 1951, making it 74 years old in 2025.

What condition is LA0146 over Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does LA0146 over Creek carry?

About 882 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is LA0146 over Creek?

The structure is 78 ft (23.8 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns LA0146 over Creek?

It is owned by the State Highway Agency.