US Bridges

Polecat Hill RD over Salt Ck

Fair

Logan County, Illinois · 2 MI E Middletown · Structure no. 054440600000000

Built
1984
41 years old
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
300 ft
5 main spans
Daily traffic
100
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Polecat Hill RD over Salt Ck is a prestressed concrete box beam or girders - multiple carrying Polecat Hill RD over Salt Ck in Logan County, Illinois. It was built in 1984, so it is 41 years old, younger than the Illinois average of 45.3 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 100 vehicles a day, roughly 22% of them trucks, projected to reach 105 by 2046. The structure is 300 ft (91.4 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPolecat Hill RD
CrossesSalt Ck
Location2 MI E Middletown
RouteCounty Highway 0
Coordinates40.10198, -89.55094
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.3 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20 + Mod
Structure length300 ft (91.4 m)
Longest span60 ft (18.3 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic105 by 2046
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Polecat Hill RD over Salt Ck built?

It was built in 1984, making it 41 years old in 2025.

What condition is Polecat Hill RD over Salt Ck 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 December 2023.

How much traffic does Polecat Hill RD over Salt Ck carry?

About 100 vehicles per day (2022 count), of which roughly 22% are trucks.

How long is Polecat Hill RD over Salt Ck?

The structure is 300 ft (91.4 m) long with a longest span of 60 ft (18.3 m) and a deck 24 ft wide.

Who owns Polecat Hill RD over Salt Ck?

It is owned by the Town or Township Highway Agency.