Vol 2 - Garney Construction

B. Bolts and Nuts for Bolting Handrail to Metal Beams: ASTM A193/A193Mand ASTM A194/A194M, Type A 316 stainless steel with minimum yieldstrength for bolts of 95,000 psi, unless otherwise shown.C. Concrete Anchors:1. Stainless steel Type 304 or Type 316.2. Use ICC IBC approved values for size, length, embedment, spacing, andedge distance to match required loads shown in calculations.D. Epoxy Anchors:1. Heavy-duty 1/2-inch diameter, for exterior use only in accordance withSection 05 50 00, Metal Fabrications, as an alternative to mechanicalconcrete anchors.2. Design and provide number required.3. Do not use where fire or elevated temperatures above 110 degrees Fexist.2.04 FABRICATION OF ALUMINUM HANDRAILSA. Shop Assembly:1. Post Spacing: Maximum 4 foot horizontal spacing.2. Railing Posts Bolted to Metal or Concrete:a. In lieu of field cutting, provide approved fitting with sufficientpost overlap, containing provisions for vertical adjustment.b. Field fit-up is required.3. Free of burrs, nicks, and sharp edges when fabrication is complete.4. Welding is not permitted.B. Shop/Factory Finishing:1. Use same alloy for uniform appearance throughout fabrication forrailings.2. Handrail and Post Fittings: Match fittings with color of pipe in handrail.3. Sand cast parts not permitted.C. Tolerances:1. Shop assemble rails, posts, and formed elbows with a close tolerance fortight fit.2. Fit dowels tightly inside posts.METAL RAILINGSPW/WBG/38205905 52 00 - 8 AUGUST 15, 2012©COPYRIGHT 2012 CH2M HILL