| http://www.w3.org/ns/prov#value | - When the concrete 127 has acquired sufficient consistency to retain its shape, the bottom panels, such as 13, 15, 19 and other panels not shown, are raised by a conventional hydraulic jack 125 or the like together with at least one other such jack (not shown) to achieve the desired vertical position of the form structure 11 when necessary (in many cases this step is not necessary).
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