US Bridges

State ST over Long Run Creek

Fair

Cook County, Illinois · 0.1 M S Archer · Structure no. 016306600000000

Built
1940
85 years old, rebuilt 1991
Condition
Fair
inspected November 2023
Type
Tee Beam
Concrete
Length
58 ft
1 main span
Daily traffic
7,850
2023 count
Owner
State
State Highway Agency

About this bridge

State ST over Long Run Creek is a concrete tee beam carrying State ST over Long Run Creek in Cook County, Illinois. It was built in 1940 and reconstructed in 1991, so it is 85 years old, older 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 5 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 7,850 vehicles a day, roughly 2% of them trucks, projected to reach 7,828 by 2046. The structure is 58 ft (17.7 m) long and 56 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesState ST
CrossesLong Run Creek
Location0.1 M S Archer
CountyCook County
StateIllinois
Coordinates41.64307, -87.99926
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span56 ft (17.2 m)
Deck width56 ft (17.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,850 (2023)
Projected traffic7,828 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$429,000
NavigationNo navigation control on waterway

Frequently asked questions

When was State ST over Long Run Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1991.

What condition is State ST over Long Run Creek 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 ST over Long Run Creek carry?

About 7,850 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is State ST over Long Run Creek?

The structure is 58 ft (17.7 m) long with a longest span of 56 ft (17.2 m) and a deck 56 ft wide.

Who owns State ST over Long Run Creek?

It is owned by the State Highway Agency.