US Bridges

National Guard RD over Balls Mill Crk

FairPosted for load

Marion County, Mississippi · Sec 3 T 3N R18W · Structure no. SA4600000000067

Built
1994
31 years old
Condition
Fair
inspected August 2024
Type
Channel Beam
Concrete
Length
38 ft
2 main spans
Daily traffic
1,500
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

National Guard RD over Balls Mill Crk is a concrete channel beam carrying National Guard RD over Balls Mill Crk in Marion County, Mississippi. It was built in 1994, so it is 31 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,500 vehicles a day, roughly 15% of them trucks, projected to reach 1,870 by 2046. The structure is 38 ft (11.6 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNational Guard RD
CrossesBalls Mill Crk
LocationSec 3 T 3N R18W
RouteCounty Highway 143
Coordinates31.25898, -89.80113
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.3 US tons
Inventory rating19.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadH 15
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2024)
Projected traffic1,870 by 2046
Trucks15%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$90,000
NavigationNo navigation control on waterway

Frequently asked questions

When was National Guard RD over Balls Mill Crk built?

It was built in 1994, making it 31 years old in 2025.

What condition is National Guard RD over Balls Mill Crk in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does National Guard RD over Balls Mill Crk carry?

About 1,500 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is National Guard RD over Balls Mill Crk?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns National Guard RD over Balls Mill Crk?

It is owned by the City or Municipal Highway Agency.