US Bridges

State Highway 88 over Irons Fork Creek Polk CO

PoorPosted for load

Polk County, Arkansas · 3.97 MI E JCT US 71 · Structure no. 000000000002961

Built
1955
70 years old
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
252 ft
5 main spans
Daily traffic
2,250
2018 count
Owner
State
State Highway Agency

About this bridge

State Highway 88 over Irons Fork Creek Polk CO is a steel stringer/multi-beam or girder carrying State Highway 88 over Irons Fork Creek Polk CO in Polk County, Arkansas. It was built in 1955, so it is 70 years old, older than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 2,250 vehicles a day, roughly 1% of them trucks, projected to reach 4,858 by 2028. The structure is 252 ft (76.8 m) long and 25 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesState Highway 88
CrossesIrons Fork Creek Polk CO
Location3.97 MI E JCT US 71
RouteState Highway 88
Coordinates34.58389, -94.14
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length252 ft (76.8 m)
Longest span50 ft (15.2 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,250 (2018)
Projected traffic4,858 by 2028
Trucks1%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$627,000
NavigationNo navigation control on waterway

Frequently asked questions

When was State Highway 88 over Irons Fork Creek Polk CO built?

It was built in 1955, making it 70 years old in 2025.

What condition is State Highway 88 over Irons Fork Creek Polk CO in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does State Highway 88 over Irons Fork Creek Polk CO carry?

About 2,250 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is State Highway 88 over Irons Fork Creek Polk CO?

The structure is 252 ft (76.8 m) long with a longest span of 50 ft (15.2 m) and a deck 25 ft wide.

Who owns State Highway 88 over Irons Fork Creek Polk CO?

It is owned by the State Highway Agency.