US Bridges

SH 129 S-1 Lm 1.12 over Cubby Creek

Fair

Union County, Arkansas · 1.75 MI SW of Huttig · Structure no. 000000000002976

Built
1955
70 years old
Condition
Fair
inspected July 2024
Type
Channel Beam
Concrete
Length
133 ft
7 main spans
Daily traffic
879
2018 count
Owner
State
State Highway Agency

About this bridge

SH 129 S-1 Lm 1.12 over Cubby Creek is a concrete channel beam carrying SH 129 S-1 Lm 1.12 over Cubby Creek in Union County, Arkansas. It was built in 1955, so it is 70 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 5 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 879 vehicles a day, roughly 1% of them trucks, projected to reach 1,224 by 2028. The structure is 133 ft (40.5 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 129 S-1 Lm 1.12
CrossesCubby Creek
Location1.75 MI SW of Huttig
RouteState Highway 129
Coordinates33.01926, -92.20777
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42 US tons
Inventory rating25 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans7
Design loadH 15
Structure length133 ft (40.5 m)
Longest span19 ft (5.8 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic879 (2018)
Projected traffic1,224 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 129 S-1 Lm 1.12 over Cubby Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is SH 129 S-1 Lm 1.12 over Cubby 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 July 2024.

How much traffic does SH 129 S-1 Lm 1.12 over Cubby Creek carry?

About 879 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 129 S-1 Lm 1.12 over Cubby Creek?

The structure is 133 ft (40.5 m) long with a longest span of 19 ft (5.8 m) and a deck 26 ft wide.

Who owns SH 129 S-1 Lm 1.12 over Cubby Creek?

It is owned by the State Highway Agency.