US Bridges

I 55 over Channel

Fair

Madison County, Mississippi · 2.8 MI N SR 22 · Structure no. 110005504512060

Built
1965
60 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
43 ft
2 main spans
Daily traffic
26,000
2023 count
Owner
State
State Highway Agency

About this bridge

I 55 over Channel is a concrete culvert carrying I 55 over Channel in Madison County, Mississippi. It was built in 1965, so it is 60 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 26,000 vehicles a day, roughly 18% of them trucks, projected to reach 29,000 by 2043. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 55
CrossesChannel
Location2.8 MI N SR 22
RouteInterstate 55
Coordinates32.64591, -90.06227
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.6 US tons
Inventory rating30.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,000 (2023)
Projected traffic29,000 by 2043
Trucks18%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I 55 over Channel built?

It was built in 1965, making it 60 years old in 2025.

What condition is I 55 over Channel 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 April 2024.

How much traffic does I 55 over Channel carry?

About 26,000 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is I 55 over Channel?

The structure is 43 ft (13.1 m) long with a longest span of 14 ft (4.3 m).

Who owns I 55 over Channel?

It is owned by the State Highway Agency.