Description
The U.S. Army Corps of Engineers is seeking a supplier to provide a self-propelled track-mounted mini-crawler crane with "spider" type articulated outrigger legs for the Mud Mountain Dam Fish Passage Facility. The crane must meet specific performance and safety requirements, including a lifting capacity of at least 6,400 lbs and a tip height of at least 30 ft. The supplier must also provide an aerial platform attachment and one day of onsite training for the operation of the crane and attachments.
Key requirements include:
• Lifting capacity of at least 6,400 lbs
• Tip height of at least 30 ft
• Retracted boom length less than 8.5 ft
• Minimum working radius of less than 2 ft
• Maximum working radius of at least 27 ft
• Capable of 360-degree continuous rotation
• Four articulated outriggers
• Collapsed width of 2.5 ft or less
• Maximum weight 4,600 lbs
• Capable of climbing hills of 18% grade
• Propelled by rubber tracked crawlers
• Electric powered
• Equipped with AGM batteries and capable of travelling for at least 30 minutes on battery power
• Capable of operation when powered through an 110V electric cable at least 90 ft long
• Capable of control through wireless radio remote
• Anti-two-block system
• Emergency stop button
• Overwinding autostop
• Automatic winch brake
• Overturn monitoring system