US Bridges

County Road 4306 over Tallashua Creek

Good

Neshoba County, Mississippi · Sec 22 T 9N R13E B · Structure no. SA5000000000034

Built
1979
46 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
160 ft
4 main spans
Daily traffic
160
2021 count
Owner
County
County Highway Agency

About this bridge

County Road 4306 over Tallashua Creek is a prestressed concrete stringer/multi-beam or girder carrying County Road 4306 over Tallashua Creek in Neshoba County, Mississippi. It was built in 1979, so it is 46 years old, older 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 160 vehicles a day, roughly 8% of them trucks, projected to reach 240 by 2041. The structure is 160 ft (48.8 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCounty Road 4306
CrossesTallashua Creek
LocationSec 22 T 9N R13E B
RouteCounty Highway 330
Coordinates32.6108, -88.96408
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.8 US tons
Inventory rating33.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length160 ft (48.8 m)
Longest span40 ft (12.2 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2021)
Projected traffic240 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 4306 over Tallashua Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is County Road 4306 over Tallashua 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 County Road 4306 over Tallashua Creek carry?

About 160 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is County Road 4306 over Tallashua Creek?

The structure is 160 ft (48.8 m) long with a longest span of 40 ft (12.2 m) and a deck 29 ft wide.

Who owns County Road 4306 over Tallashua Creek?

It is owned by the County Highway Agency.