US Bridges

Kisatchie Falls RD over Kisatchie Bayou

Good

Natchitoches Parish, Louisiana · 1.3 Mi. NE of LA 118 · Structure no. 083500000600137

Built
2012
13 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
28
2022 count
Owner
County
County Highway Agency

About this bridge

Kisatchie Falls RD over Kisatchie Bayou is a prestressed concrete stringer/multi-beam or girder carrying Kisatchie Falls RD over Kisatchie Bayou in Natchitoches Parish, Louisiana. It was built in 2012, so it is 13 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 28 vehicles a day, roughly 1% of them trucks, projected to reach 30 by 2042. The structure is 120 ft (36.6 m) long and 27 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesKisatchie Falls RD
CrossesKisatchie Bayou
Location1.3 Mi. NE of LA 118
RouteCounty Highway 0
Coordinates31.40772, -93.1263
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.1 US tons
Inventory rating37.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span39 ft (11.9 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28 (2022)
Projected traffic30 by 2042
Trucks1%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Kisatchie Falls RD over Kisatchie Bayou built?

It was built in 2012, making it 13 years old in 2025.

What condition is Kisatchie Falls RD over Kisatchie Bayou 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 February 2023.

How much traffic does Kisatchie Falls RD over Kisatchie Bayou carry?

About 28 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Kisatchie Falls RD over Kisatchie Bayou?

The structure is 120 ft (36.6 m) long with a longest span of 39 ft (11.9 m) and a deck 27 ft wide.

Who owns Kisatchie Falls RD over Kisatchie Bayou?

It is owned by the County Highway Agency.