US Bridges

LA0001 over Cane River

Poor

Natchitoches Parish, Louisiana · .8 Mi. N of S Int LA490 · Structure no. 083500530303351

Built
1963
62 years old
Condition
Poor
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
552 ft
9 main spans
Daily traffic
748
2021 count
Owner
State
State Highway Agency

About this bridge

LA0001 over Cane River is a steel stringer/multi-beam or girder carrying LA0001 over Cane River in Natchitoches Parish, Louisiana. It was built in 1963, so it is 62 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.

It carries about 748 vehicles a day, roughly 14% of them trucks, projected to reach 822 by 2041. The structure is 552 ft (168.2 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLA0001
CrossesCane River
Location.8 Mi. N of S Int LA490
RouteState Highway 1
Coordinates31.49074, -92.8323
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length552 ft (168.2 m)
Longest span150 ft (45.7 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic748 (2021)
Projected traffic822 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 LA0001 over Cane River built?

It was built in 1963, making it 62 years old in 2025.

What condition is LA0001 over Cane River 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 June 2023.

How much traffic does LA0001 over Cane River carry?

About 748 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0001 over Cane River?

The structure is 552 ft (168.2 m) long with a longest span of 150 ft (45.7 m) and a deck 34 ft wide.

Who owns LA0001 over Cane River?

It is owned by the State Highway Agency.