US Bridges

Washington Street over I 20

Fair

Warren County, Mississippi · 1.0 MI E LA ST Line · Structure no. 410002007500100

Built
1971
54 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
312 ft
3 main spans
Daily traffic
6,800
2023 count
Owner
State
State Highway Agency

About this bridge

Washington Street over I 20 is a steel continuous stringer/multi-beam or girder carrying Washington Street over I 20 in Warren County, Mississippi. It was built in 1971, so it is 54 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 6,800 vehicles a day, roughly 6% of them trucks, projected to reach 6,800 by 2043. The structure is 312 ft (95.1 m) long and 100 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWashington Street
CrossesI 20
Location1.0 MI E LA ST Line
RouteCounty Highway 0
Coordinates32.31029, -90.89989
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating46.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length312 ft (95.1 m)
Longest span130 ft (39.6 m)
Deck width100 ft (30.4 m)
Roadway width96 ft (29.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,800 (2023)
Projected traffic6,800 by 2043
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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 Washington Street over I 20 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Washington Street 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 September 2023.

How much traffic does Washington Street over I 20 carry?

About 6,800 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Washington Street over I 20?

The structure is 312 ft (95.1 m) long with a longest span of 130 ft (39.6 m) and a deck 100 ft wide.

Who owns Washington Street over I 20?

It is owned by the State Highway Agency.