US Bridges

County Road 7501 over Twentymile Creek

Good

Prentiss County, Mississippi · Sec 5 T 6S R 6E · Structure no. SA5900000000078

Built
1999
26 years old
Condition
Good
inspected February 2024
Type
Channel Beam
Concrete
Length
93 ft
3 main spans
Daily traffic
122
2024 count
Owner
County
County Highway Agency

About this bridge

County Road 7501 over Twentymile Creek is a concrete channel beam carrying County Road 7501 over Twentymile Creek in Prentiss County, Mississippi. It was built in 1999, so it is 26 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 122 vehicles a day, roughly 66% of them trucks, projected to reach 150 by 2043. The structure is 93 ft (28.3 m) long and 28 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesCounty Road 7501
CrossesTwentymile Creek
LocationSec 5 T 6S R 6E
RouteCounty Highway 264
Coordinates34.58733, -88.6984
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.6 US tons
Inventory rating50 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic122 (2024)
Projected traffic150 by 2043
Trucks66%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 7501 over Twentymile Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is County Road 7501 over Twentymile 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 County Road 7501 over Twentymile Creek carry?

About 122 vehicles per day (2024 count), of which roughly 66% are trucks.

How long is County Road 7501 over Twentymile Creek?

The structure is 93 ft (28.3 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns County Road 7501 over Twentymile Creek?

It is owned by the County Highway Agency.