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DSS Skills Development Center Smith Sinnett / 2020045 <br />Chapel Hill, North Carolina Orange County <br /> <br />SELECTIVE STRUCTURE DEMOLITION 02 41 19 - 4 <br />alternate routes around closed or obstructed traffic ways if required by governing <br />regulations. <br />A. Temporary Facilities: Provide temporary barricades and other protection required to prevent injury to <br />people and damage to adjacent buildings and facilities to remain. <br />1. Provide protection to ensure safe passage of people around selective demolition area and to and <br />from occupied portions of building. <br />2. Protect walls, ceilings, floors, and other existing finish work that are to remain or that are exposed <br />during selective demolition operations. <br />3. Cover and protect furniture, furnishings, and equipment that have not been removed. <br />4. Comply with requirements for temporary enclosures, dust control, heating, and cooling specified <br />in Division 01 Section "Temporary Facilities and Controls." <br />5. Erect and maintain dustproof partitions and temporary enclosures to limit dust and dirt migration <br />and to separate areas from fumes and noise. <br />a. Construct dustproof partitions of not less than 2 separate layers or 6 mil polyethylene. Seal <br />joints and perimeter. Protect air-handling equipment. <br />B. Pollution Controls: Use water mist, temporary enclosures, and other suitable methods to limit the spread <br />of dust and dirt. Comply with governing environmental protection regulations. <br />1. Do not use water when it may damage existing construction or create hazardous or objectionable <br />conditions, such as ice, flooding, and pollution. <br />2. Remove and transport debris in a manner that will prevent spillage on adjacent surfaces and areas. <br />3. Clean adjacent structures and improvements of dust, dirt, and debris caused by selective <br />demolition operations. Return adjacent areas to condition existing before start of selective <br />demolition. <br />3.4 SELECTIVE DEMOLITION, GENERAL <br />A. General: Demolish and remove existing construction only to the extent required by new construction and <br />as indicated. Use methods required to complete the Work within limitations of governing regulations and <br />as follows: <br />1. Proceed with selective demolition systematically, from higher to lower level. Complete selective <br />demolition operations above each floor or tier before disturbing supporting members on the next <br />lower level. <br />2. Neatly cut openings and holes plumb, square, and true to dimensions required. Use cutting <br />methods least likely to damage construction to remain or adjoining construction. Use hand tools <br />or small power tools designed for sawing or grinding, not hammering and chopping, to minimize <br />disturbance of adjacent surfaces. Temporarily cover openings to remain. <br />3. Cut or drill from the exposed or finished side into concealed surfaces to avoid marring existing <br />finished surfaces. <br />4. Remove decayed, vermin-infested, or otherwise dangerous or unsuitable materials and promptly <br />dispose of off-site. <br />5. Remove structural framing members and lower to ground by method suitable to avoid free fall and <br />to prevent ground impact or dust generation. <br />6. Locate selective demolition equipment and remove debris and materials so as not to impose <br />excessive loads on supporting walls, floors, or framing. <br />7. Dispose of demolished items and materials promptly. <br />B. Removed and Salvaged Items: <br />1. Clean salvaged items. <br />2. Store items in a secure area until delivery to Owner. <br />3. Protect items from damage during transport and storage. <br />C. Removed and Reinstalled Items: <br />1. Clean and repair items to functional condition adequate for intended reuse. Paint equipment to <br />match new equipment. <br />2. Protect items from damage during transport and storage. <br />DocuSign Envelope ID: ECCAC5A0-6CC8-4B37-8AD3-89D69F0AE1AE