US Bridges

US0071 over KCS Railroad

Good

Bossier Parish, Louisiana · 1.58 MI N of JCT LA 515 · Structure no. 040800100502321

Built
2001
24 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,929 ft
27 main spans
Daily traffic
816
2021 count
Owner
State
State Highway Agency

About this bridge

US0071 over KCS Railroad is a prestressed concrete continuous stringer/multi-beam or girder carrying US0071 over KCS Railroad in Bossier Parish, Louisiana. It was built in 2001, so it is 24 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 816 vehicles a day, roughly 26% of them trucks, projected to reach 897 by 2041. The structure is 1,929 ft (588 m) long and 46 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUS0071
CrossesKCS Railroad
Location1.58 MI N of JCT LA 515
RouteU.S. Route 71
Coordinates32.25533, -93.4588
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans27
Design loadHS 20
Structure length1,929 ft (588 m)
Longest span103 ft (31.4 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic816 (2021)
Projected traffic897 by 2041
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US0071 over KCS Railroad built?

It was built in 2001, making it 24 years old in 2025.

What condition is US0071 over KCS Railroad 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 July 2023.

How much traffic does US0071 over KCS Railroad carry?

About 816 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is US0071 over KCS Railroad?

The structure is 1,929 ft (588 m) long with a longest span of 103 ft (31.4 m) and a deck 46 ft wide.

Who owns US0071 over KCS Railroad?

It is owned by the State Highway Agency.