US Bridges

Bill Smith Road over Mid Prong Silver Creek

Good

Simpson County, Mississippi · Sec 20 T10N R19W · Structure no. SA6400000000126

Built
2005
20 years old
Condition
Good
inspected February 2024
Type
Channel Beam
Concrete
Length
38 ft
2 main spans
Daily traffic
40
2022 count
Owner
County
County Highway Agency

About this bridge

Bill Smith Road over Mid Prong Silver Creek is a concrete channel beam carrying Bill Smith Road over Mid Prong Silver Creek in Simpson County, Mississippi. It was built in 2005, so it is 20 years old, younger 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 40 vehicles a day, projected to reach 60 by 2042. The structure is 38 ft (11.6 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBill Smith Road
CrossesMid Prong Silver Creek
LocationSec 20 T10N R19W
RouteCounty Highway 150
Coordinates31.81303, -89.92616
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.6 US tons
Inventory rating39.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadH 15
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2022)
Projected traffic60 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$156,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Bill Smith Road over Mid Prong Silver Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is Bill Smith Road over Mid Prong Silver 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 February 2024.

How much traffic does Bill Smith Road over Mid Prong Silver Creek carry?

About 40 vehicles per day (2022 count).

How long is Bill Smith Road over Mid Prong Silver Creek?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Bill Smith Road over Mid Prong Silver Creek?

It is owned by the County Highway Agency.