Dismantling a Giant: Watch a 300-Ton John Sutch Crane Strip a Wolff Tower Crane Piece by Piece
SupernovaSonia
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Dismantling a Giant: Watch a 300-Ton John Sutch Crane Strip a Wolff Tower Crane Piece by Piece
1 578 просмотров · 8 часов назад
SupernovaSonia
18,8 тыс. подписчиков
1 578 просмотров · 8 часов назад
I spent a couple of days out on site with my drone and iPhone filming this massive job, and because I absolutely love big machinery, I didn't want to cut any of the footage out! If you are like me and love watching giant pieces of iron at work, you will see why this video is over two and a half hours long. I wanted to show the real, unedited process of how a job like this actually happens. You just can't see how much planning, patience, and team effort it takes if you only watch a short 10-minute highlight reel.
This was a huge operation. A massive shout-out to the crane drivers, operators, riggers, and every single person on the crew who made this happen! The teamwork between the guys on the ground, the crew hanging high up in the air, and the operators in the cabs was incredible to watch. Every single lift had to be perfectly balanced to keep the structures steady.
For everyone who loves the numbers and specs, here is what was being used on the job:
The yellow mobile crane doing the heavy lifting belongs to John Sutch Cranes. It is a Grove GMK6300L-1, a total beast that can lift up to 300 tonnes and has a main boom that stretches out to 80 meters. At the start of the video, you can see the long trucks arriving loaded with the Grove's own heavy counterweights. I made sure to film the mobile crane lifting and stacking its own weights, which can add up to 92.5 tonnes just to get ready for a lift like this.
The red crane being taken apart was a Wolffkran WK 355B tower crane. According to the yellow spec plate on the machine, this exact setup had a tower height of 32.9 meters. It had a 35-tonne base ballast at the bottom and 48 tonnes of counterweights at the back. When it was working, it was rated to lift a maximum of 14 tonnes close in, or 7 tonnes all the way out at its maximum reach of 50 meters.
The whole takedown was like a big puzzle in reverse. Because space on the ground was so tight, the timing had to be spot on. A steady line of flatbeds and trucks had to come in one after the other. First, the Grove crane carefully lifted away those huge gray concrete weights from the back of the Wolffkran—all 48 tonnes of them—piece by piece to keep the tower balanced. Then the crew unbolted the long red framework arms and the main A-frame. As soon as the mobile crane lowered a part to the ground, it was loaded straight onto a truck. The moment that truck pulled away, the next empty one pulled in to catch the next part.
It was an awesome couple of days watching a great crew and some serious machinery at work. Pull up a chair, grab a drink, and enjoy the whole process!
#CraneDisassembly #HeavyMachinery #Wolffkran #JohnSutchCranes #GroveGMK6300L #DroneFootage #ConstructionLife
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