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

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Forms for Columns 317
FIGURE 10-22 Opening form after pour. (Source: Symons Corporation)
Fiberglass column capital forms are also available, manufactured
to the same specifications as the round column forms. The capitals
are molded in two half-sections with vertical flanges designed for
quick alignment.
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One-Piece Round Fiberglass Column Forms
Figure 10-23 illustrates a one-piece round column form manufactured
of fiberglass-reinforced plastic. Diameters are available from
12 to 28 in., and lengths up to 20 ft, for form pressures of 2,250 lb per
sq ft. These forms will not dent, sag, rot, or weather, and require little
maintenance.
FIGURE 10-23 One-piece fiberglass column forms. (Source: Molded Fiber Glass
Concrete Forms Company)
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