US Bridges

Ouachita CR 85 Z-C over Steam Boat Creek

Fair

Ouachita County, Arkansas · .5MI S JCT 89 & 85 · Structure no. 000000000004248

Built
1976
49 years old
Condition
Fair
inspected February 2024
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
271
2018 count
Owner
County
County Highway Agency

About this bridge

Ouachita CR 85 Z-C over Steam Boat Creek is a concrete channel beam carrying Ouachita CR 85 Z-C over Steam Boat Creek in Ouachita County, Arkansas. It was built in 1976, so it is 49 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 271 vehicles a day, roughly 1% of them trucks, projected to reach 474 by 2007. The structure is 69 ft (21 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesOuachita CR 85 Z-C
CrossesSteam Boat Creek
Location.5MI S JCT 89 & 85
RouteCounty Highway 85
CountyOuachita County
StateArkansas
Coordinates33.75462, -92.59924
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46 US tons
Inventory rating28 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic271 (2018)
Projected traffic474 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ouachita CR 85 Z-C over Steam Boat Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Ouachita CR 85 Z-C over Steam Boat 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 February 2024.

How much traffic does Ouachita CR 85 Z-C over Steam Boat Creek carry?

About 271 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Ouachita CR 85 Z-C over Steam Boat Creek?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 26 ft wide.

Who owns Ouachita CR 85 Z-C over Steam Boat Creek?

It is owned by the County Highway Agency.