US Bridges

127th Street over I 355

Good

Cook County, Illinois · 1.5M N of IL171 · Structure no. 016262800000000

Built
2007
18 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
220 ft
2 main spans
Daily traffic
5,500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

127th Street over I 355 is a prestressed concrete continuous stringer/multi-beam or girder carrying 127th Street over I 355 in Cook County, Illinois. It was built in 2007, so it is 18 years old, younger 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 5,500 vehicles a day, roughly 15% of them trucks, projected to reach 2,121 by 2046. The structure is 220 ft (67.1 m) long and 88 ft wide.

Carries127th Street
CrossesI 355
Location1.5M N of IL171
Coordinates41.65627, -88.01842
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating44.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span110 ft (33.5 m)
Deck width88 ft (26.9 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2022)
Projected traffic2,121 by 2046
Trucks15%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 127th Street over I 355 built?

It was built in 2007, making it 18 years old in 2025.

What condition is 127th Street over I 355 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 April 2024.

How much traffic does 127th Street over I 355 carry?

About 5,500 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 127th Street over I 355?

The structure is 220 ft (67.1 m) long with a longest span of 110 ft (33.5 m) and a deck 88 ft wide.

Who owns 127th Street over I 355?

It is owned by the City or Municipal Highway Agency.