Tower Crane Dismantling Method Statement (2025)

Using the auxiliary mobile crane.

Attach the rigging lines of the assist crane to the designated lifting points of the counter-jib. Take up the load tension.

Sling the tower head (A-frame) using an engineered four-leg chain sling matrix.

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Note: The following assumes a standard top-slewing saddle-jib crane being dismantled by an external mobile crane.

Take up the slack on the assist crane hoist line to take the weight of the block.

The objective is to dismantle the tower crane using a mobile crane or a derrick crane, ensuring the safety of personnel, the structural integrity of the building, and the protection of the public. 2. Pre-Dismantling Requirements Before any work begins, the following must be in place: Using the auxiliary mobile crane

Dismantle the boom jib sections in reverse order, lifting them down using the mobile crane.

The of the assist mobile crane you plan to use.

Mobile Assist Crane (capacity determined by the maximum radius and weight of the heaviest component, usually the counter-jib or apex). Flatbed trucks/trailers for component transport. Sling the tower head (A-frame) using an engineered

This section defines the objective of the method statement, which is to provide a safe, step-by-step procedure for the dismantling of a specific tower crane (e.g., Liebherr 280 EC-H) located at a designated site.

Once the last piece is on the ground, the method statement requires: