Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Steel [3] Girder and floorbeam system [03]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 114.9 m = 377.0 ft
Main Spans: 1 at 69.8 m = 229.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 13.4 m = 44.0 ft (4 Lanes) and Out-To-Out: 20.7 m = 67.9 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 8.5 m = 27.9 ft
Location
Unknown [01051]: Cook County [031], Illinois [17]
Owned by City or Municipal Highway Agency [04], DOT District: 1
13000 S. & 2050 E
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Poor [4]
Loading
Design: MS 18 / HS 20 [5]
Operating: 54.1 metric ton = 59.5 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 37.3 metric ton = 41.0 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: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: August 1999 [899] and Frequency: 24
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 km = 0.0 mi
Traffic
ADT: 23500 (2018) and Trucks: 14%
Future ADT: 20703 (In 2032
)