US Bridges

State Highway 8 over Big Fork Creek - Polk CO

Fair

Polk County, Arkansas · 1.21 MI W of Montgomery C · Structure no. 000000000002546

Built
1951
74 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
108 ft
5 main spans
Daily traffic
680
2018 count
Owner
State
State Highway Agency

About this bridge

State Highway 8 over Big Fork Creek - Polk CO is a concrete continuous slab carrying State Highway 8 over Big Fork Creek - Polk CO in Polk County, Arkansas. It was built in 1951, so it is 74 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 680 vehicles a day, roughly 12% of them trucks, projected to reach 872 by 2028. The structure is 108 ft (32.9 m) long and 27 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesState Highway 8
CrossesBig Fork Creek - Polk CO
Location1.21 MI W of Montgomery C
RouteState Highway 8
Coordinates34.46875, -93.9545
Functional classRural Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating31 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length108 ft (32.9 m)
Longest span25 ft (7.6 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic680 (2018)
Projected traffic872 by 2028
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 State Highway 8 over Big Fork Creek - Polk CO built?

It was built in 1951, making it 74 years old in 2025.

What condition is State Highway 8 over Big Fork Creek - Polk CO 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 November 2023.

How much traffic does State Highway 8 over Big Fork Creek - Polk CO carry?

About 680 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is State Highway 8 over Big Fork Creek - Polk CO?

The structure is 108 ft (32.9 m) long with a longest span of 25 ft (7.6 m) and a deck 27 ft wide.

Who owns State Highway 8 over Big Fork Creek - Polk CO?

It is owned by the State Highway Agency.