US Bridges

SH 58 Izard County over Rocky Bayou

Fair

Izard County, Arkansas · 11.7 MI SW JCT SH 69 & 58 · Structure no. 000000000006317

Built
1990
35 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
195 ft
3 main spans
Daily traffic
600
2018 count
Owner
State
State Highway Agency

About this bridge

SH 58 Izard County over Rocky Bayou is a steel stringer/multi-beam or girder carrying SH 58 Izard County over Rocky Bayou in Izard County, Arkansas. It was built in 1990, so it is 35 years old, younger 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 600 vehicles a day, roughly 1% of them trucks, projected to reach 636 by 2028. The structure is 195 ft (59.4 m) long and 31 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

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CarriesSH 58 Izard County
CrossesRocky Bayou
Location11.7 MI SW JCT SH 69 & 58
RouteState Highway 58
CountyIzard County
StateArkansas
Coordinates35.92765, -91.94458
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 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 typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span65 ft (19.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2018)
Projected traffic636 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 58 Izard County over Rocky Bayou built?

It was built in 1990, making it 35 years old in 2025.

What condition is SH 58 Izard County over Rocky 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 October 2024.

How much traffic does SH 58 Izard County over Rocky Bayou carry?

About 600 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 58 Izard County over Rocky Bayou?

The structure is 195 ft (59.4 m) long with a longest span of 65 ft (19.8 m) and a deck 31 ft wide.

Who owns SH 58 Izard County over Rocky Bayou?

It is owned by the State Highway Agency.