US Bridges

US0080 over I-20

Poor

Bienville Parish, Louisiana · 3.72 M East of LA 532 · Structure no. 040700010601981

Built
1964
61 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
252 ft
4 main spans
Daily traffic
780
2021 count
Owner
State
State Highway Agency

About this bridge

US0080 over I-20 is a prestressed concrete stringer/multi-beam or girder carrying US0080 over I-20 in Bienville Parish, Louisiana. It was built in 1964, so it is 61 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 780 vehicles a day, roughly 19% of them trucks, projected to reach 858 by 2041. The structure is 252 ft (76.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS0080
CrossesI-20
Location3.72 M East of LA 532
RouteU.S. Route 80
Coordinates32.56342, -93.1593
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating46 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length252 ft (76.8 m)
Longest span75 ft (22.9 m)
Deck width33 ft (10.2 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic780 (2021)
Projected traffic858 by 2041
Trucks19%
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 US0080 over I-20 built?

It was built in 1964, making it 61 years old in 2025.

What condition is US0080 over I-20 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 April 2024.

How much traffic does US0080 over I-20 carry?

About 780 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is US0080 over I-20?

The structure is 252 ft (76.8 m) long with a longest span of 75 ft (22.9 m) and a deck 33 ft wide.

Who owns US0080 over I-20?

It is owned by the State Highway Agency.