Bridge Type
Main Span(s): Prestressed concrete continuous [6] Segmental box girder [21]
Approach Span(s): Other [00]
Deck: Concrete Precast Panels [2] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 1900.9 m = 6236.9 ft
Main Spans: 29 at 95.9 m = 314.6 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 13.1 m = 43.0 ft (2 Lanes) and Out-To-Out: 14 m = 45.9 ft for a 13.1 m = 43.0 ft approaching roadway.
Vertical Clearance: 5.56 m = 18.2 ft and Navigational Clearance: 30.5 m = 100.1 ft
Location
East Chicago [19486]: Lake County [089], Indiana [18]
Owned by Private (other than railroad) [26], DOT District: 0
00.89 E W JCT US 12
Condition
Deck: Excellent [9]
Superstructure: Excellent [9]
Substructure: Excellent [9]
Loading
Design: HL93 [A]
Operating: 40.8 metric ton = 44.9 tons ()
Inventory: 32.7 metric ton = 36.0 tons ()
Appraisal
Structural: Superior to present desirable criteria [9]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: December 2020 [1220] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.1 km = 0.7 mi
Traffic
ADT: 10000 (2020) and Trucks: 5%
Future ADT: 50614 (In 2026
)
