Chekra current level of crane by using peak meters in the cartridge and pull down on the bottom of the table, and then use the camera crane level in check along with the recorded data.
Shake the current level of crane rails. With the island's highest point, and pull the tape down to the bottom of the crane rails and use cameras to monitor and record data.
Check the current level of rail crane By using a measuring tape and pull down the island at the top of rail crane, then use the camera down in check with record data.