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Most wall frames for single storey work are light enough to be lifted by hand. When cranage is required you need to ensure slings are:
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Vertically stored frames should be supported at the designed support locations in a manner that prevents tipping or toppling. See Figure 2.2.1.
Figure 2.2.1 Frames stacked vertically
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Horizontally stored frames should be supported using blocking at 1.0m to 1.5m centres or as required at joints to prevent bending of the frames. See Figure 2.2.2.