US Bridges

25th Ave over Salt Creek

PoorPosted for load

Cook County, Illinois · 1.8 M S I-290 · Structure no. 016068900000000

Built
1953
72 years old
Condition
Poor
inspected June 2024
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
7,450
2022 count
Owner
State
State Highway Agency

About this bridge

25th Ave over Salt Creek is a concrete continuous slab carrying 25th Ave over Salt Creek in Cook County, Illinois. It was built in 1953, so it is 72 years old, older than the Illinois average of 45.3 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 7,450 vehicles a day, roughly 4% of them trucks, projected to reach 9,242 by 2046. The structure is 103 ft (31.5 m) long and 60 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries25th Ave
CrossesSalt Creek
Location1.8 M S I-290
Coordinates41.84443, -87.86199
Functional classUrban Minor Arterial

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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.2 US tons
Inventory rating13.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length103 ft (31.5 m)
Longest span39 ft (12 m)
Deck width60 ft (18.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,450 (2022)
Projected traffic9,242 by 2046
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was 25th Ave over Salt Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is 25th Ave over Salt Creek 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 June 2024.

How much traffic does 25th Ave over Salt Creek carry?

About 7,450 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is 25th Ave over Salt Creek?

The structure is 103 ft (31.5 m) long with a longest span of 39 ft (12 m) and a deck 60 ft wide.

Who owns 25th Ave over Salt Creek?

It is owned by the State Highway Agency.