US Bridges

LA0614 over I-20

Fair

Bossier Parish, Louisiana · LA 614 over I-20 · Structure no. 040801223001331

Built
1975
50 years old
Condition
Fair
inspected November 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
346 ft
4 main spans
Daily traffic
3,476
2021 count
Owner
State
State Highway Agency

About this bridge

LA0614 over I-20 is a steel continuous girder and floorbeam system carrying LA0614 over I-20 in Bossier 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 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 3,476 vehicles a day, roughly 22% of them trucks, projected to reach 3,823 by 2041. The structure is 346 ft (105.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA0614
CrossesI-20
LocationLA 614 over I-20
RouteState Highway 614
Coordinates32.54234, -93.5378
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating41.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length346 ft (105.5 m)
Longest span108 ft (32.9 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,476 (2021)
Projected traffic3,823 by 2041
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA0614 over I-20 built?

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

What condition is LA0614 over I-20 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 November 2023.

How much traffic does LA0614 over I-20 carry?

About 3,476 vehicles per day (2021 count), of which roughly 22% are trucks.

How long is LA0614 over I-20?

The structure is 346 ft (105.5 m) long with a longest span of 108 ft (32.9 m) and a deck 42 ft wide.

Who owns LA0614 over I-20?

It is owned by the State Highway Agency.