US Bridges

Shirley Sanford RD over Lower Prong Curry Creek

Good

Covington County, Mississippi · Sec 20 T 7N R14W B · Structure no. SA160000000A022

Built
2021
4 years old
Condition
Good
inspected September 2024
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
460
2024 count
Owner
County
County Highway Agency

About this bridge

Shirley Sanford RD over Lower Prong Curry Creek is a concrete channel beam carrying Shirley Sanford RD over Lower Prong Curry Creek in Covington County, Mississippi. It was built in 2021, so it is 4 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 460 vehicles a day, roughly 8% of them trucks, projected to reach 690 by 2044. The structure is 57 ft (17.4 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesShirley Sanford RD
CrossesLower Prong Curry Creek
LocationSec 20 T 7N R14W B
RouteCounty Highway 263
Coordinates31.5521, -89.43049
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 alignment6: Equal to present minimum criteria
Operating rating49.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic460 (2024)
Projected traffic690 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Shirley Sanford RD over Lower Prong Curry Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Shirley Sanford RD over Lower Prong Curry 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 September 2024.

How much traffic does Shirley Sanford RD over Lower Prong Curry Creek carry?

About 460 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Shirley Sanford RD over Lower Prong Curry Creek?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns Shirley Sanford RD over Lower Prong Curry Creek?

It is owned by the County Highway Agency.