US Bridges

I 59 over Chickawillasaw Creek

Good

Clarke County, Mississippi · 1.1 MI N SR 18 · Structure no. 11000590121265A

Built
1966
59 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
35 ft
2 main spans
Daily traffic
6,500
2023 count
Owner
State
State Highway Agency

About this bridge

I 59 over Chickawillasaw Creek is a concrete culvert carrying I 59 over Chickawillasaw Creek in Clarke 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,500 vehicles a day, roughly 39% of them trucks, projected to reach 7,000 by 2043. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 59
CrossesChickawillasaw Creek
Location1.1 MI N SR 18
RouteInterstate 59
Coordinates32.07229, -88.89389
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.4 US tons
Inventory rating46.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,500 (2023)
Projected traffic7,000 by 2043
Trucks39%
Lanes on structure2
Traffic directionOne-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 59 over Chickawillasaw Creek built?

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

What condition is I 59 over Chickawillasaw Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2023.

How much traffic does I 59 over Chickawillasaw Creek carry?

About 6,500 vehicles per day (2023 count), of which roughly 39% are trucks.

How long is I 59 over Chickawillasaw Creek?

The structure is 35 ft (10.7 m) long with a longest span of 16 ft (4.9 m).

Who owns I 59 over Chickawillasaw Creek?

It is owned by the State Highway Agency.