Bridge Type
Main Span(s): Concrete [1] Frame [07]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]
Bridge Dimensions
Length: 18.6 m = 61.0 ft
Main Spans: 1 at 17.3 m = 56.8 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 18.8 m = 61.7 ft (2 Lanes) and Out-To-Out: 20.5 m = 67.3 ft for a 18.6 m = 61.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01051]: Cook County [031], Illinois [17]
Owned by City or Municipal Highway Agency [04], DOT District: 1
4700 N. & 600 W
Condition
Deck: Not Applicable [N]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 89.4 metric ton = 98.3 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 53.8 metric ton = 59.2 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: June 2020 [0620] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 1200 (2018) and Trucks: 8%
Future ADT: 318 (In 2032
)