US Bridges

SH 309 over Rock Creek

Fair

Yell County, Arkansas · .2MI So JCT SH 10 · Structure no. 000000000005809

Built
1979
46 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
140 ft
4 main spans
Daily traffic
560
2018 count
Owner
State
State Highway Agency

About this bridge

SH 309 over Rock Creek is a concrete slab carrying SH 309 over Rock Creek in Yell County, Arkansas. It was built in 1979, so it is 46 years old, older than the Arkansas average of 45.1 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 560 vehicles a day, roughly 1% of them trucks, projected to reach 914 by 2028. The structure is 140 ft (42.7 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSH 309
CrossesRock Creek
Location.2MI So JCT SH 10
RouteState Highway 309
CountyYell County
StateArkansas
Coordinates35.12163, -93.63217
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length140 ft (42.7 m)
Longest span35 ft (10.7 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2018)
Projected traffic914 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 SH 309 over Rock Creek built?

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

What condition is SH 309 over Rock 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 April 2024.

How much traffic does SH 309 over Rock Creek carry?

About 560 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 309 over Rock Creek?

The structure is 140 ft (42.7 m) long with a longest span of 35 ft (10.7 m) and a deck 31 ft wide.

Who owns SH 309 over Rock Creek?

It is owned by the State Highway Agency.