US Bridges

CR 810/BLACKSNAKE over Bull Bayou

Fair

Garland County, Arkansas · 1.7 M E JCT SH 227 · Structure no. 000000000018569

Built
1973
52 years old
Condition
Fair
inspected September 2024
Type
Channel Beam
Prestressed Concrete
Length
90 ft
2 main spans
Daily traffic
830
2018 count
Owner
County
County Highway Agency

About this bridge

CR 810/BLACKSNAKE over Bull Bayou is a prestressed concrete channel beam carrying CR 810/BLACKSNAKE over Bull Bayou in Garland County, Arkansas. It was built in 1973, so it is 52 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 830 vehicles a day, roughly 2% of them trucks, projected to reach 920 by 2038. The structure is 90 ft (27.4 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCR 810/BLACKSNAKE
CrossesBull Bayou
Location1.7 M E JCT SH 227
RouteCounty Highway 810
CountyGarland County
StateArkansas
Coordinates34.51857, -93.10979
Functional classUrban 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length90 ft (27.4 m)
Longest span43 ft (13.2 m)
Deck width23 ft (7.1 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic830 (2018)
Projected traffic920 by 2038
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 810/BLACKSNAKE over Bull Bayou built?

It was built in 1973, making it 52 years old in 2025.

What condition is CR 810/BLACKSNAKE over Bull 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 September 2024.

How much traffic does CR 810/BLACKSNAKE over Bull Bayou carry?

About 830 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is CR 810/BLACKSNAKE over Bull Bayou?

The structure is 90 ft (27.4 m) long with a longest span of 43 ft (13.2 m) and a deck 23 ft wide.

Who owns CR 810/BLACKSNAKE over Bull Bayou?

It is owned by the County Highway Agency.