US Bridges

LA1074 over Wrights Creek

Fair

Washington Parish, Louisiana · 1.4 M W of LA 1075 · Structure no. 625908591904121

Built
1958
67 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
97 ft
5 main spans
Daily traffic
1,186
2021 count
Owner
State
State Highway Agency

About this bridge

LA1074 over Wrights Creek is a concrete slab carrying LA1074 over Wrights Creek in Washington Parish, Louisiana. It was built in 1958, so it is 67 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.

It carries about 1,186 vehicles a day, roughly 13% of them trucks, projected to reach 1,304 by 2041. The structure is 97 ft (29.6 m) long and 28 ft wide.

CarriesLA1074
CrossesWrights Creek
Location1.4 M W of LA 1075
RouteState Highway 1074
Coordinates30.68699, -89.9174
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating28 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 15
Structure length97 ft (29.6 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,186 (2021)
Projected traffic1,304 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 LA1074 over Wrights Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is LA1074 over Wrights Creek 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 August 2024.

How much traffic does LA1074 over Wrights Creek carry?

About 1,186 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is LA1074 over Wrights Creek?

The structure is 97 ft (29.6 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns LA1074 over Wrights Creek?

It is owned by the State Highway Agency.