US Bridges

Sheridan RD over Ravine No 1

Fair

Cook County, Illinois · 0.5 M S Lake CO · Structure no. 016061700000000

Built
1923
102 years old, rebuilt 1979
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
191 ft
3 main spans
Daily traffic
2,750
2022 count
Owner
State
State Highway Agency

About this bridge

Sheridan RD over Ravine No 1 is a steel stringer/multi-beam or girder carrying Sheridan RD over Ravine No 1 in Cook County, Illinois. It was built in 1923 and reconstructed in 1979, so it is 102 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 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 2,750 vehicles a day, roughly 4% of them trucks, projected to reach 2,879 by 2046. The structure is 191 ft (58.2 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSheridan RD
CrossesRavine No 1
Location0.5 M S Lake CO
CountyCook County
StateIllinois
Coordinates42.14557, -87.7591
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
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 alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating60 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length191 ft (58.2 m)
Longest span61 ft (18.6 m)
Deck width44 ft (13.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,750 (2022)
Projected traffic2,879 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sheridan RD over Ravine No 1 built?

It was built in 1923, making it 102 years old in 2025. It was reconstructed in 1979.

What condition is Sheridan RD over Ravine No 1 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 2024.

How much traffic does Sheridan RD over Ravine No 1 carry?

About 2,750 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Sheridan RD over Ravine No 1?

The structure is 191 ft (58.2 m) long with a longest span of 61 ft (18.6 m) and a deck 44 ft wide.

Who owns Sheridan RD over Ravine No 1?

It is owned by the State Highway Agency.