US Bridges

Williamson Mill RD over Whitesand Creek

PoorPosted for load

Jefferson Davis County, Mississippi · Sec 29 T 9N R18W · Structure no. SA3300000000102

Built
1984
41 years old
Condition
Poor
inspected September 2024
Type
Channel Beam
Concrete
Length
95 ft
5 main spans
Daily traffic
60
2013 count
Owner
County
County Highway Agency

About this bridge

Williamson Mill RD over Whitesand Creek is a concrete channel beam carrying Williamson Mill RD over Whitesand Creek in Jefferson Davis County, Mississippi. It was built in 1984, so it is 41 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 60 vehicles a day, projected to reach 90 by 2034. The structure is 95 ft (29 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWilliamson Mill RD
CrossesWhitesand Creek
LocationSec 29 T 9N R18W
RouteCounty Highway 135
Coordinates31.72111, -89.83694
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating16.4 US tons
Inventory rating9.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 15
Structure length95 ft (29 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2013)
Projected traffic90 by 2034
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$181,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Williamson Mill RD over Whitesand Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Williamson Mill RD over Whitesand Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Williamson Mill RD over Whitesand Creek carry?

About 60 vehicles per day (2013 count).

How long is Williamson Mill RD over Whitesand Creek?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Williamson Mill RD over Whitesand Creek?

It is owned by the County Highway Agency.