US Bridges

CR 7450 over Twentymile Creek

Good

Prentiss County, Mississippi · Sec 32 T 5S R 6E · Structure no. SA590000000A043

Built
2022
3 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
60
2024 count
Owner
County
County Highway Agency

About this bridge

CR 7450 over Twentymile Creek is a concrete culvert carrying CR 7450 over Twentymile Creek in Prentiss County, Mississippi. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 60 vehicles a day, projected to reach 90 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 7450
CrossesTwentymile Creek
LocationSec 32 T 5S R 6E
RouteCounty Highway 263
Coordinates34.60104, -88.68476
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating102.8 US tons
Inventory rating79.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length22 ft (6.7 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2024)
Projected traffic90 by 2043
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 7450 over Twentymile Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is CR 7450 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 CR 7450 over Twentymile Creek carry?

About 60 vehicles per day (2024 count).

How long is CR 7450 over Twentymile Creek?

The structure is 22 ft (6.7 m) long with a longest span of 12 ft (3.7 m).

Who owns CR 7450 over Twentymile Creek?

It is owned by the County Highway Agency.