Specifications include, but are not limited to: EERC Building 188 (C) Bridge Crane Hoist, Trolley, and
Control Upgrade project within a Monday through Friday 5
day period, timing to be coordinated with the University of
North Dakota Energy & Environmental Research Center
Plan for lifting operations approved by the customer.
Removal and disposal of old equipment.
Installation of new trolley and new hoist.
Replacing with new or upgrading bridge motor for VFD control.
Upgrade of crane controls from pendant to remote with pendant backup, including a three-way switch for easy
toggling between remote and pendant control.
Addition of a runway ground power bar to the existing three power Duct-O-Bars.
Replacement of control power bar and reel system with festoon control wiring.
Add bridge slow-down control to avoid hard hits to bridge endstops.
Add rubber D-style bumper on west side of bridge.
Include upper and lower limit stopping for hook travel.