US Bridges

Jack Johnson RD over Chestnut Creek

Good

Copiah County, Mississippi · Sec 4 T 2N R 1W · Structure no. SA1500000000040

Built
1997
28 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
69 ft
3 main spans
Daily traffic
60
2015 count
Owner
County
County Highway Agency

About this bridge

Jack Johnson RD over Chestnut Creek is a prestressed concrete stringer/multi-beam or girder carrying Jack Johnson RD over Chestnut Creek in Copiah County, Mississippi. It was built in 1997, so it is 28 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 60 vehicles a day, projected to reach 115 by 2043. The structure is 69 ft (21 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesJack Johnson RD
CrossesChestnut Creek
LocationSec 4 T 2N R 1W
RouteCounty Highway 50
Coordinates32.04644, -90.30111
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.7 US tons
Inventory rating48.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2015)
Projected traffic115 by 2043
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$207,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Jack Johnson RD over Chestnut Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Jack Johnson RD over Chestnut 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 2023.

How much traffic does Jack Johnson RD over Chestnut Creek carry?

About 60 vehicles per day (2015 count).

How long is Jack Johnson RD over Chestnut Creek?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 25 ft wide.

Who owns Jack Johnson RD over Chestnut Creek?

It is owned by the County Highway Agency.