US Bridges

Little Rock Dec RD over Chunky Creek

Fair

Newton County, Mississippi · Sec 33 T 8N R12E B · Structure no. SA5100000000141

Built
1979
46 years old
Condition
Fair
inspected October 2023
Type
Channel Beam
Concrete
Length
119 ft
5 main spans
Daily traffic
1,800
2024 count
Owner
County
County Highway Agency

About this bridge

Little Rock Dec RD over Chunky Creek is a concrete channel beam carrying Little Rock Dec RD over Chunky Creek in Newton 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,800 vehicles a day, roughly 8% of them trucks, projected to reach 2,700 by 2044. The structure is 119 ft (36.3 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLittle Rock Dec RD
CrossesChunky Creek
LocationSec 33 T 8N R12E B
RouteCounty Highway 462
Coordinates32.49264, -89.07003
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58 US tons
Inventory rating34.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 15
Structure length119 ft (36.3 m)
Longest span31 ft (9.4 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2024)
Projected traffic2,700 by 2044
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 Little Rock Dec RD over Chunky Creek built?

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

What condition is Little Rock Dec RD over Chunky Creek 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 October 2023.

How much traffic does Little Rock Dec RD over Chunky Creek carry?

About 1,800 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Little Rock Dec RD over Chunky Creek?

The structure is 119 ft (36.3 m) long with a longest span of 31 ft (9.4 m) and a deck 31 ft wide.

Who owns Little Rock Dec RD over Chunky Creek?

It is owned by the County Highway Agency.