Remove tower/mast sections one by one. If using a climbing frame (telescoping cage), it is used to lower the top sections within reach of a mobile crane.
The ultimate governing document for the specific crane model's sequence and torque values. 3. Pre-Dismantling Requirements and Site Preparation
Attach the lifting tackle to the top mast section or climbing frame (if applicable). tower crane dismantling method statement
Repeat this process, leaving only the mandatory ballast blocks required to maintain structural balance while the jib is removed. Step 5.2: Jib Dismantling
All activities detailed in this document must comply with relevant international and local lifting operation standards. Remove tower/mast sections one by one
The assist crane is rigged to lift a portion of the counter-weights.
Drive out the connection pins at the jib root (heel pin) and disconnect the pendant bars/tie rods. Step 5
Slowly slew or drift the jib away from the tower structure using tag lines attached to both ends to prevent spinning.
All riggers must remain 100% tied off to approved anchor points using double-lanyard harnesses while working on the structure.
Communicates with the mobile crane operator via radio. 4. Equipment List
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