US Bridges

LA0115 over Big Creek

Fair

Rapides Parish, Louisiana · 5.66 Mi. North of LA 107 · Structure no. 084000330400001

Built
1980
45 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
351 ft
7 main spans
Daily traffic
2,775
2021 count
Owner
State
State Highway Agency

About this bridge

LA0115 over Big Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying LA0115 over Big Creek in Rapides Parish, Louisiana. It was built in 1980, so it is 45 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 2,775 vehicles a day, roughly 14% of them trucks, projected to reach 3,052 by 2041. The structure is 351 ft (107 m) long and 43 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

Location

Open in Google Maps
CarriesLA0115
CrossesBig Creek
Location5.66 Mi. North of LA 107
RouteState Highway 115
CountyRapides Parish
StateLouisiana
Coordinates31.30063, -92.15682
Functional classRural Major 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
Deck7 GoodSome minor problems.
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 protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating58.2 US tons
Inventory rating34.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length351 ft (107 m)
Longest span50 ft (15.2 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,775 (2021)
Projected traffic3,052 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0115 over Big Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is LA0115 over Big 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 May 2024.

How much traffic does LA0115 over Big Creek carry?

About 2,775 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0115 over Big Creek?

The structure is 351 ft (107 m) long with a longest span of 50 ft (15.2 m) and a deck 43 ft wide.

Who owns LA0115 over Big Creek?

It is owned by the State Highway Agency.