US Bridges

US0080 over I-20

Poor

Caddo Parish, Louisiana · 2.1 MI NW of US 79 · Structure no. 040900010102301

Built
1964
61 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
271 ft
2 main spans
Daily traffic
3,924
2021 count
Owner
State
State Highway Agency

About this bridge

US0080 over I-20 is a steel stringer/multi-beam or girder carrying US0080 over I-20 in Caddo 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 3 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 3,924 vehicles a day, roughly 26% of them trucks, projected to reach 4,316 by 2041. The structure is 271 ft (82.6 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS0080
CrossesI-20
Location2.1 MI NW of US 79
RouteU.S. Route 80
CountyCaddo Parish
StateLouisiana
Coordinates32.4521, -94.0116
Functional classRural Minor Arterial

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.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating17.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length271 ft (82.6 m)
Longest span85 ft (25.9 m)
Deck width33 ft (10.2 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,924 (2021)
Projected traffic4,316 by 2041
Trucks26%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million
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 January 2025.

How much traffic does US0080 over I-20 carry?

About 3,924 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is US0080 over I-20?

The structure is 271 ft (82.6 m) long with a longest span of 85 ft (25.9 m) and a deck 33 ft wide.

Who owns US0080 over I-20?

It is owned by the State Highway Agency.