US Bridges

Dillon Road over North Fork Coles Creek

Fair

Jefferson County, Mississippi · Sec 38 T 9N R 3E B · Structure no. SA3200000000049

Built
1993
32 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
131 ft
3 main spans
Daily traffic
210
2023 count
Owner
County
County Highway Agency

About this bridge

Dillon Road over North Fork Coles Creek is a concrete stringer/multi-beam or girder carrying Dillon Road over North Fork Coles Creek in Jefferson County, Mississippi. It was built in 1993, so it is 32 years old, younger 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 6 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 210 vehicles a day, roughly 8% of them trucks, projected to reach 300 by 2043. The structure is 131 ft (39.9 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesDillon Road
CrossesNorth Fork Coles Creek
LocationSec 38 T 9N R 3E B
RouteCounty Highway 360
Coordinates31.70247, -90.93633
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.1 US tons
Inventory rating33.5 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length131 ft (39.9 m)
Longest span60 ft (18.3 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2023)
Projected traffic300 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$699,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dillon Road over North Fork Coles Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Dillon Road over North Fork Coles Creek 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 November 2023.

How much traffic does Dillon Road over North Fork Coles Creek carry?

About 210 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Dillon Road over North Fork Coles Creek?

The structure is 131 ft (39.9 m) long with a longest span of 60 ft (18.3 m) and a deck 31 ft wide.

Who owns Dillon Road over North Fork Coles Creek?

It is owned by the County Highway Agency.