US Bridges

SR 494 over Ditch

Good

Lauderdale County, Mississippi · 4.2 MI E Newton Cl · Structure no. 310049403801800

Built
1956
69 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
1,400
2023 count
Owner
State
State Highway Agency

About this bridge

SR 494 over Ditch is a concrete culvert carrying SR 494 over Ditch in Lauderdale County, Mississippi. It was built in 1956, so it is 69 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 1,400 vehicles a day, roughly 11% of them trucks, projected to reach 1,400 by 2043. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 29.8 mi (48 km).

CarriesSR 494
CrossesDitch
Location4.2 MI E Newton Cl
RouteState Highway 494
Coordinates32.47394, -88.86374
Functional classRural Major Collector

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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.9 US tons
Inventory rating27.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2023)
Projected traffic1,400 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemNo

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 SR 494 over Ditch built?

It was built in 1956, making it 69 years old in 2025.

What condition is SR 494 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 March 2023.

How much traffic does SR 494 over Ditch carry?

About 1,400 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 494 over Ditch?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m).

Who owns SR 494 over Ditch?

It is owned by the State Highway Agency.