Let's consider a simple task: Unloading a 100-ton load from a road-train.
Crane 250 tons in most cases raises less than 100 tons. Additional tap required
100 ton portal always raises 100 tons.
The crane needs 16 meters on the side and 6-10 on top.
The portal is 1.5 meters from the right and left, 1 meter from the top.
From 3 weeks you need to wait for permission.
7-8 machines with ballast
All equipment of the portal is transported
on one regular machine
YEARS OF WORK