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Gateway Park Center PERKINS+WILL <br /> 810495.000 <br /> 12/06/18 <br /> <br /> <br />SELECTIVE DEMOLITION <br /> 02 41 19 - 5 <br /> <br /> <br />3.2 PREPARATION <br />A. Refrigerant: Before starting demolition, remove refrigerant from mechanical <br />equipment according to 40 CFR 82 and regulations of authorities having <br />jurisdiction. <br />3.3 UTILITY SERVICES AND MECHANICAL/ELECTRICAL SYSTEMS <br />A. Existing Services/Systems to Remain: Maintain services/systems indicated to <br />remain and protect them against damage. <br />B. Existing Services/Systems to Be Removed, Relocated, or Abandoned: Locate, <br />identify, disconnect, and seal or cap off utility services and mechanical/electrical <br />systems serving areas to be selectively demolished. <br />1. Owner will arrange to shut off indicated services/systems when requested by <br />Contractor. <br />2. Arrange to shut off utilities with utility companies. <br />3. If services/systems are required to be removed, relocated, or abandoned, <br />provide temporary services/systems that bypass area of selective demolition <br />and that maintain continuity of services/systems to other parts of building. <br />4. Disconnect, demolish, and remove fire-suppression systems, plumbing, and <br />HVAC systems, equipment, and components indicated on Drawings to be <br />removed. <br />a. Piping to Be Removed: Remove portion of piping indicated to be <br />removed and cap or plug remaining piping with same or compatible <br />piping material. <br />b. Piping to Be Abandoned in Place: Drain piping and cap or plug piping <br />with same or compatible piping material and leave in place. <br />c. Equipment to Be Removed: Disconnect and cap services and remove <br />equipment. <br />d. Equipment to Be Removed and Reinstalled: Disconnect and cap services <br />and remove, clean, and store equipment; when appropriate, reinstall, <br />reconnect, and make equipment operational. <br />e. Equipment to Be Removed and Salvaged: Disconnect and cap services <br />and remove equipment and deliver to Owner. <br />f. Ducts to Be Removed: Remove portion of ducts indicated to be removed <br />and plug remaining ducts with same or compatible ductwork material. <br />g. Ducts to Be Abandoned in Place: Cap or plug ducts with same or <br />compatible ductwork material and leave in place. <br />3.4 SELECTIVE DEMOLITION, GENERAL <br />A. General: Demolish and remove existing construction only to the extent required by <br />new construction and as indicated. Use methods required to complete the Work <br />within limitations of governing regulations and as follows: <br />1. Proceed with selective demolition systematically, from higher to lower level. <br />Complete selective demolition operations above each floor or tier before <br />disturbing supporting members on the next lower level.