US Bridges

US 11 over Chunky River Relief

Good

Clarke County, Mississippi · 1.4 MI N SR 513 · Structure no. 210001101214590

Built
1994
31 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
362 ft
9 main spans
Daily traffic
1,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 11 over Chunky River Relief is a prestressed concrete stringer/multi-beam or girder carrying US 11 over Chunky River Relief in Clarke 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 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 1,300 vehicles a day, roughly 11% of them trucks, projected to reach 1,300 by 2043. The structure is 362 ft (110.3 m) long and 35 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUS 11
CrossesChunky River Relief
Location1.4 MI N SR 513
RouteU.S. Route 11
Coordinates32.19332, -88.82381
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 inspectionMay 2023
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 alignment8: Equal to present desirable criteria
Operating rating54.1 US tons
Inventory rating46.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length362 ft (110.3 m)
Longest span40 ft (12.2 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic1,300 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 11 over Chunky River Relief built?

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

What condition is US 11 over Chunky River Relief 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 May 2023.

How much traffic does US 11 over Chunky River Relief carry?

About 1,300 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 11 over Chunky River Relief?

The structure is 362 ft (110.3 m) long with a longest span of 40 ft (12.2 m) and a deck 35 ft wide.

Who owns US 11 over Chunky River Relief?

It is owned by the State Highway Agency.