Laserfiche WebLink
Round 1 Bowling and Amusement 12/09/2024 Paradigm Design <br />Main Place Mall Expansion Grand Rapids, MI <br />Santa Ana, California <br />Project #2309147GR <br />I.Building Attachments: Unless otherwise indicated and except as specified in piping system <br />Sections, install the following types: <br />1.Steel or Malleable Concrete Inserts (MSS Type 18): For upper attachment to suspend <br />pipe hangers from concrete ceiling. <br />2.Top-Beam C-Clamps (MSS Type 19): For use under roof installations with bar-joist <br />construction to attach to top flange of structural shape. <br />3.Side-Beam or Channel Clamps (MSS Type 20): For attaching to bottom flange of beams, <br />channels, or angles. <br />4.Center-Beam Clamps (MSS Type 21): For attaching to center of bottom flange of beams. <br />5.C-Clamps (MSS Type 23): For structural shapes. <br />6.Malleable Beam Clamps with Extension Pieces (MSS Type 30): For attaching to <br />structural steel. <br />7.Welded-Steel Brackets: For support of pipes from below, or for suspending from above <br />by using clip and rod. Use one of the following for indicated loads: <br />J.Saddles and Shields: Unless otherwise indicated and except as specified in piping system <br />Sections, install the following types: <br />1.Steel Pipe-Covering Protection Saddles (MSS Type 39): To fill interior voids with <br />insulation that matches adjoining insulation. <br />2.Protection Shields (MSS Type 40): Of length recommended in writing by manufacturer <br />to prevent crushing insulation. <br />K.Comply with MSS SP-69 for trapeze pipe hanger selections and applications that are not <br />specified in piping system Sections. <br />L.Comply with MFMA-102 for metal framing system selections and applications that are not <br />specified in piping system Sections. <br />M.Use powder-actuated fasteners or mechanical-expansion anchors instead of building <br />attachments where required in concrete construction. <br />3.2 HANGER AND SUPPORT INSTALLATION <br />A.Steel Pipe Hanger Installation: Comply with MSS SP-69 and MSS SP-89. Install hangers, <br />supports, clamps, and attachments as required to properly support piping from building <br />structure. <br />B.Trapeze Pipe Hanger Installation: Comply with MSS SP-69 and MSS SP-89. Arrange for <br />grouping of parallel runs of horizontal piping and support together on field-fabricated trapeze <br />pipe hangers. <br />1.Pipes of Various Sizes: Support together and space trapezes for smallest pipe size or <br />install intermediate supports for smaller diameter pipes as specified above for individual <br />pipe hangers. <br />2.Field fabricate from ASTM A 36/A 36M, steel shapes selected for loads being supported. <br />Weld steel according to AWS D1.1.