Formwork for Concrete Structures by R.L.Peurifoy and G.D- By EasyEngineering.net

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304 Chapter Ten
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The corner diagonal opposite from the locking corner acts as the
hinge point for easy opening and resetting of the column form. A special
device, consisting of a plate with pins, is available that may be installed
in the opposite corners of the column clamp for squaring corners and to
help stabilize the column form while setting and stripping.
Examples of the spacing of column clamps for this system of column
forms are shown in Figure 10-8 for column heights of up to 16 ft.
For greater heights or special applications, the manufacturer should be
FIGURE 10-8 Illustration of typical column clamp spacings using the Gates & Sons,
Inc. column-forming system.
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