Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 186 m = 610.3 ft
Main Spans: 1 at 120.7 m = 396.0 ft
Approach Spans: 4
Skew: 47
Width, Roadway: 16.2 m = 53.2 ft (4 Lanes) and Out-To-Out: 22.6 m = 74.2 ft for a 14.3 m = 46.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 7 m = 23.0 ft
Location
Unknown [00095]: Cook County [031], Illinois [17]
Owned by State Highway Agency [01], DOT District: 1
0.2 M E IL 83
Condition
Deck: Fair [5]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 58.6 metric ton = 64.5 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 35.3 metric ton = 38.8 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: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 2020 [0520] 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: 20000 (2019) and Trucks: 9%
Future ADT: 16377 (In 2032
)