US Bridges

I0020 over KCS R/R

Fair

Webster Parish, Louisiana · 0.12M East of LA 159 · Structure no. 046004510309142

Built
1960
65 years old, rebuilt 1992
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
260 ft
1 main span
Daily traffic
41,386
2021 count
Owner
State
State Highway Agency

About this bridge

I0020 over KCS R/R is a steel stringer/multi-beam or girder carrying I0020 over KCS R/R in Webster Parish, Louisiana. It was built in 1960 and reconstructed in 1992, so it is 65 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 41,386 vehicles a day, roughly 19% of them trucks, projected to reach 45,524 by 2041. The structure is 260 ft (79.2 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI0020
CrossesKCS R/R
Location0.12M East of LA 159
RouteInterstate 20
CountyWebster Parish
StateLouisiana
Coordinates32.58922, -93.2912
Functional classUrban Principal Arterial - Interstate

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadHS 20
Structure length260 ft (79.2 m)
Longest span70 ft (21.3 m)
Deck width55 ft (16.8 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,386 (2021)
Projected traffic45,524 by 2041
Trucks19%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0020 over KCS R/R built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1992.

What condition is I0020 over KCS R/R 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 September 2024.

How much traffic does I0020 over KCS R/R carry?

About 41,386 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is I0020 over KCS R/R?

The structure is 260 ft (79.2 m) long with a longest span of 70 ft (21.3 m) and a deck 55 ft wide.

Who owns I0020 over KCS R/R?

It is owned by the State Highway Agency.