Transcription of FORM DESIGN - Construction Knowledge.net
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FORM DESIGN - Construction Knowledge.net
Forms play a major role in concrete Construction . They give the plastic concrete its shape and hold it until ithardens. Forms protect the concrete , assist in curing it, and support any reinforcing rods or conduitsembedded in the concrete . This chapter familiarizes the carpenter with the DESIGN and Construction of varioustypes of DESIGNF orms for concrete must be tight, rigid, and forms are not tight, loss of concrete may cause ahoneycomb effect, or loss of water may cause sand-streaking. The forms must be braced enough to stayin alignment.
are filled (Figure 5-7), so that they will not become embedded as the concrete hardens. A wire is attached to the spreaders to allow them to be pulled out of the form after the concrete has put enough pressure on the walls to allow easy removal. The wire fastened to the bottom spreader passes through a hole drilled off center in each spreader ...
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