US Bridges

I55N Ramp to Ww DR over Ww DR to I 55N Ramp

Poor

Hinds County, Mississippi · I 55N Ramp over Ww DR · Structure no. 170005502509700

Built
1966
59 years old
Condition
Poor
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
427 ft
5 main spans
Daily traffic
6,700
2023 count
Owner
State
State Highway Agency

About this bridge

I55N Ramp to Ww DR over Ww DR to I 55N Ramp is a concrete continuous box beam or girders - single or spread carrying I55N Ramp to Ww DR over Ww DR to I 55N Ramp in Hinds County, Mississippi. It was built in 1966, so it is 59 years old, older than the Mississippi average of 38.9 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 6,700 vehicles a day, roughly 7% of them trucks, projected to reach 6,700 by 2043. The structure is 427 ft (130.1 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI55N Ramp to Ww DR
CrossesWw DR to I 55N Ramp
LocationI 55N Ramp over Ww DR
RouteInterstate 55
Coordinates32.32564, -90.16064
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.1 US tons
Inventory rating57.9 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5 (+2 approach)
Design loadHS 20 + Mod
Structure length427 ft (130.1 m)
Longest span90 ft (27.4 m)
Deck width33 ft (10 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic6,700 (2023)
Projected traffic6,700 by 2043
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 I55N Ramp to Ww DR over Ww DR to I 55N Ramp built?

It was built in 1966, making it 59 years old in 2025.

What condition is I55N Ramp to Ww DR over Ww DR to I 55N Ramp 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 March 2024.

How much traffic does I55N Ramp to Ww DR over Ww DR to I 55N Ramp carry?

About 6,700 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is I55N Ramp to Ww DR over Ww DR to I 55N Ramp?

The structure is 427 ft (130.1 m) long with a longest span of 90 ft (27.4 m) and a deck 33 ft wide.

Who owns I55N Ramp to Ww DR over Ww DR to I 55N Ramp?

It is owned by the State Highway Agency.