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Vol 2 - Garney Construction

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3.03 FORM REMOVALd. Column Type C-A:1) Physical Dimensions: Maximum 1/4 inch minus or 1/2 inchplus from dimension shown.2) Plumb within 1/4 inch in 10 feet in all directions withmaximum 1/2 inch out-of-plumb at top with respect tobottom.A. Nonsupporting forms (sides of beams, walls, columns, and similar parts ofWork) may be removed after cumulatively curing at not less than 50 degrees Ffor 24 hours from time of concrete placement if:1. Concrete is sufficiently hard so as not to sustain damage by formremoval operations.2. Curing and protection operations are maintained.B. Elevated Structural Slabs or Beams: In accordance with ACI 318/318R,Chapter 6, and at such time as concrete has reached compressive strengthequal to 80 percent of specified 28-day compressive strength as determined bytest cylinders.END OF SECTIONPW/WBG/382059CONCRETE FORMINGAUGUST 15, 2012AND ACCESSORIES©COPYRIGHT 2012 CH2M HILL 03 10 00 - 5

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