US Bridges

LA0001 over Mcain Creek Trib

Fair

Caddo Parish, Louisiana · 2.59M NW LA1/US71 Intr · Structure no. 040900450102591

Built
1993
32 years old
Condition
Fair
inspected January 2025
Type
Culvert
Steel
Length
35 ft
4 main spans
Daily traffic
21,933
2021 count
Owner
State
State Highway Agency

About this bridge

LA0001 over Mcain Creek Trib is a steel culvert carrying LA0001 over Mcain Creek Trib in Caddo Parish, Louisiana. It was built in 1993, so it is 32 years old, younger 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 6 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 21,933 vehicles a day, roughly 8% of them trucks, projected to reach 24,126 by 2041. The structure is 35 ft (10.7 m) long and 112 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA0001
CrossesMcain Creek Trib
Location2.59M NW LA1/US71 Intr
RouteState Highway 1
Coordinates32.59831, -93.83617
Functional classUrban Other Principal 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span6 ft (1.8 m)
Deck width112 ft (34.1 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,933 (2021)
Projected traffic24,126 by 2041
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 Mcain Creek Trib built?

It was built in 1993, making it 32 years old in 2025.

What condition is LA0001 over Mcain Creek Trib 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 January 2025.

How much traffic does LA0001 over Mcain Creek Trib carry?

About 21,933 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is LA0001 over Mcain Creek Trib?

The structure is 35 ft (10.7 m) long with a longest span of 6 ft (1.8 m) and a deck 112 ft wide.

Who owns LA0001 over Mcain Creek Trib?

It is owned by the State Highway Agency.