Concrete column form

Details Concrete column form Concrete column form

E - Fixed Constructions

04

G

E04G 11/04 (2006.01) E04G 13/02 (2006.01)

Patent

CA 2070090

A concrete column form includes a plurality of half- round sections secured together by a plurality of bolts. Each section comprises a semi-cylindrical wall having a top edge, a bottom edge and opposite side edges. A semi-circular top flange is connected to and extends radially outwardly from the top edge, including a semi-circular raised ridge extending upwardly therefrom and a plurality of apertures therethrough. A semi-circular bottom flange is connected to and extends radially outwardly from the bottom edge and includes a semi- circular indented notch opening downwardly therefrom for receiving the raised ridge from the top flange of a subjacent section for aligning the same and a plurality of apertures therethrough circumferentially aligned with the top flange apertures for receiving the bolts to fasten the same to the top flange of a subjacent section. A pair of side flanges are provided, one each connected to and extending radially outwardly from one of the side edges between the top flange and the bottom flange, each side flange including a plurality of aligned apertures therethrough far receiving the bolts to fasten the same to one side flange of an adjacent section to form a cylindrical column form.

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