US Bridges

Wilmot Road over Deer Creek

Good

Washington County, Mississippi · Sec 23 T17N R 7W B · Structure no. SA7600000000183

Built
1984
41 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
191 ft
5 main spans
Daily traffic
150
2024 count
Owner
County
County Highway Agency

About this bridge

Wilmot Road over Deer Creek is a prestressed concrete stringer/multi-beam or girder carrying Wilmot Road over Deer Creek in Washington 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 8% of them trucks, projected to reach 210 by 2044. The structure is 191 ft (58.2 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesWilmot Road
CrossesDeer Creek
LocationSec 23 T17N R 7W B
RouteCounty Highway 932
Coordinates33.30573, -90.89122
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.7 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length191 ft (58.2 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2024)
Projected traffic210 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Wilmot Road over Deer Creek built?

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

What condition is Wilmot Road over Deer Creek 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 October 2023.

How much traffic does Wilmot Road over Deer Creek carry?

About 150 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Wilmot Road over Deer Creek?

The structure is 191 ft (58.2 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns Wilmot Road over Deer Creek?

It is owned by the County Highway Agency.