US Bridges

US 45 over Ditch

Good

Kemper County, Mississippi · 5.8 MI N SR 498 · Structure no. 21000450351066B

Built
1986
39 years old, rebuilt 1994
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
42 ft
2 main spans
Daily traffic
5,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 45 over Ditch is a concrete culvert carrying US 45 over Ditch in Kemper County, Mississippi. It was built in 1986 and reconstructed in 1994, so it is 39 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,400 vehicles a day, roughly 27% of them trucks, projected to reach 6,800 by 2043. The structure is 42 ft (12.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 45
CrossesDitch
Location5.8 MI N SR 498
RouteU.S. Route 45
Coordinates32.76517, -88.46427
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length42 ft (12.8 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 traffic5,400 (2023)
Projected traffic6,800 by 2043
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 45 over Ditch built?

It was built in 1986, making it 39 years old in 2025. It was reconstructed in 1994.

What condition is US 45 over Ditch 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 August 2023.

How much traffic does US 45 over Ditch carry?

About 5,400 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is US 45 over Ditch?

The structure is 42 ft (12.8 m) long with a longest span of 14 ft (4.3 m).

Who owns US 45 over Ditch?

It is owned by the State Highway Agency.