US Bridges

LA0026 over Ouiska Chitto Ck.

Fair

Allen Parish, Louisiana · 4.22 Mi. E of Int LA377 · Structure no. 070200280506091

Built
1975
50 years old
Condition
Fair
inspected July 2023
Type
Slab
Concrete
Length
779 ft
41 main spans
Daily traffic
2,151
2021 count
Owner
State
State Highway Agency

About this bridge

LA0026 over Ouiska Chitto Ck. is a concrete slab carrying LA0026 over Ouiska Chitto Ck. in Allen Parish, Louisiana. It was built in 1975, so it is 50 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 2,151 vehicles a day, roughly 18% of them trucks, projected to reach 2,366 by 2041. The structure is 779 ft (237.4 m) long and 35 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

Location

Open in Google Maps
CarriesLA0026
CrossesOuiska Chitto Ck.
Location4.22 Mi. E of Int LA377
RouteState Highway 26
CountyAllen Parish
StateLouisiana
Coordinates30.69953, -92.895
Functional classRural Minor Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans41
Design loadHS 20
Structure length779 ft (237.4 m)
Longest span19 ft (5.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,151 (2021)
Projected traffic2,366 by 2041
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 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 LA0026 over Ouiska Chitto Ck. built?

It was built in 1975, making it 50 years old in 2025.

What condition is LA0026 over Ouiska Chitto Ck. 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 July 2023.

How much traffic does LA0026 over Ouiska Chitto Ck. carry?

About 2,151 vehicles per day (2021 count), of which roughly 18% are trucks.

How long is LA0026 over Ouiska Chitto Ck.?

The structure is 779 ft (237.4 m) long with a longest span of 19 ft (5.8 m) and a deck 35 ft wide.

Who owns LA0026 over Ouiska Chitto Ck.?

It is owned by the State Highway Agency.