US Bridges

SH 37/INDEPEN Co. over Curio Bayou

Fair

Independence County, Arkansas · 2.9 MI SE JCT SH 122 & 37 · Structure no. 0000000000M0833

Built
1961
64 years old
Condition
Fair
inspected June 2024
Type
Channel Beam
Concrete
Length
76 ft
4 main spans
Daily traffic
1,700
2018 count
Owner
State
State Highway Agency

About this bridge

SH 37/INDEPEN Co. over Curio Bayou is a concrete channel beam carrying SH 37/INDEPEN Co. over Curio Bayou in Independence County, Arkansas. It was built in 1961, so it is 64 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 1,700 vehicles a day, roughly 1% of them trucks, projected to reach 2,508 by 2028. The structure is 76 ft (23.2 m) long and 22 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

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CarriesSH 37/INDEPEN Co.
CrossesCurio Bayou
Location2.9 MI SE JCT SH 122 & 37
RouteState Highway 37
CountyIndependence County
StateArkansas
Coordinates35.79092, -91.31048
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2018)
Projected traffic2,508 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$304,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 37/INDEPEN Co. over Curio Bayou built?

It was built in 1961, making it 64 years old in 2025.

What condition is SH 37/INDEPEN Co. over Curio Bayou 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 June 2024.

How much traffic does SH 37/INDEPEN Co. over Curio Bayou carry?

About 1,700 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 37/INDEPEN Co. over Curio Bayou?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 22 ft wide.

Who owns SH 37/INDEPEN Co. over Curio Bayou?

It is owned by the State Highway Agency.