US Bridges

Ill 37 over Abandoned RR

Good

Johnson County, Illinois · 0.2 MI S Cypress · Structure no. 044001200000000

Built
1934
91 years old, rebuilt 1986
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
189 ft
5 main spans
Daily traffic
1,200
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 37 over Abandoned RR is a steel continuous stringer/multi-beam or girder carrying Ill 37 over Abandoned RR in Johnson County, Illinois. It was built in 1934 and reconstructed in 1986, so it is 91 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,200 vehicles a day, roughly 18% of them trucks, projected to reach 1,470 by 2046. The structure is 189 ft (57.5 m) long and 35 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesIll 37
CrossesAbandoned RR
Location0.2 MI S Cypress
RouteState Highway 37
Coordinates37.35477, -89.01891
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.5 US tons
Inventory rating41.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length189 ft (57.5 m)
Longest span54 ft (16.5 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,470 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed24.9 mi (40 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ill 37 over Abandoned RR built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1986.

What condition is Ill 37 over Abandoned RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Ill 37 over Abandoned RR carry?

About 1,200 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is Ill 37 over Abandoned RR?

The structure is 189 ft (57.5 m) long with a longest span of 54 ft (16.5 m) and a deck 35 ft wide.

Who owns Ill 37 over Abandoned RR?

It is owned by the State Highway Agency.