US Bridges

Dew Mills RD over Little Thompson Creek

Fair

Wayne County, Mississippi · Sec 13 T 8N R 9W B · Structure no. SA7700000000091

Built
1976
49 years old
Condition
Fair
inspected September 2024
Type
Channel Beam
Concrete
Length
171 ft
900 main spans
Daily traffic
80
2021 count
Owner
County
County Highway Agency

About this bridge

Dew Mills RD over Little Thompson Creek is a concrete channel beam carrying Dew Mills RD over Little Thompson Creek in Wayne County, Mississippi. It was built in 1976, so it is 49 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 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 80 vehicles a day, roughly 8% of them trucks, projected to reach 120 by 2041. The structure is 171 ft (52.1 m) long and 28 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesDew Mills RD
CrossesLittle Thompson Creek
LocationSec 13 T 8N R 9W B
RouteCounty Highway 145
Coordinates31.66385, -88.85087
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.3 US tons
Inventory rating30.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans900
Design loadH 15
Structure length171 ft (52.1 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2021)
Projected traffic120 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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$625,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dew Mills RD over Little Thompson Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Dew Mills RD over Little Thompson 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 September 2024.

How much traffic does Dew Mills RD over Little Thompson Creek carry?

About 80 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Dew Mills RD over Little Thompson Creek?

The structure is 171 ft (52.1 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Dew Mills RD over Little Thompson Creek?

It is owned by the County Highway Agency.