Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 36.3 m = 119.1 ft
Main Spans: 3 at 12.8 m = 42.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 20.3 m = 66.6 ft (4 Lanes) and Out-To-Out: 22.9 m = 75.1 ft for a 20.3 m = 66.6 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01720]: Cook County [031], Illinois [17]
Owned by State Highway Agency [01], DOT District: 1
0.26 M E KANE CO
Condition
Deck: Fair [5]
Superstructure: Poor [4]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 63.5 metric ton = 69.9 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 34.3 metric ton = 37.7 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: October 2020 [1020] and Frequency: 12
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 41400 (2019) and Trucks: 12%
Future ADT: 43981 (In 2032
)