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System Specifications <br /> MECHANICALLY ATTACHED TPO Revised March 2015 <br /> B. Expansion Joints <br /> 1. Refer to Mule-Hide's published Standard TPO Details for application methods.for <br /> flashing expansion joints. <br /> C. Pitch Pans <br /> 1. Install and flash pitch pans as indicated in Mule-Hide's published Standard TPO <br /> Details. All pitch pans shall be filled with Thermoplastic Pourable Sealant. <br /> 3.13 Walkway Installation <br /> Walkways should be provided in areas where routine rooftop maintenance occurs and in areas where <br /> regular rooftop traffic is expected. <br /> A. TPO Walkway Roll Installation <br /> 1. Install TPO Walkway Rolls over clean, dry surfaces. <br /> 2. Layout areas where TPO Walkway Rolls are to be installed with most of the <br /> material being oriented so that it is placed.between field seams with each <br /> adjacent and abutting section gapped a minimum of 6". Do not install walkway <br /> pads over seams. <br /> 3. Heat weld the perimeter of the.properly positioned TPO Walkway Roll. Check <br /> seams for any voids or inconsistencies that might prevent watertightness. <br /> B. Precast Pavers <br /> 1. Install precast paver systems acceptable to MUle-Hide over one layer of 6 oz. <br /> HP Protection Mat. Contact Mule-Hide for other acceptable slipsheets. <br /> 3.14 Temporary Tie-ins <br /> A. Install temporary cutoffs around incomplete edges of roofing assembly at the end of each <br /> day's work and,when work must be postponed due'to inclement weather. Straighten the <br /> insulation line using.pieces of insulation loosely laid,;and seal the Mule-Hide TPO <br /> membrane to the deck or existing membrane. Use a heavy application:of roof cement at <br /> least six inches in width overlaid with an embedded reinforcement.on gravel surfaced <br /> roofs. Use polyurethane sealants low rise foam adhesive,or pourable sealer to.-seal onto <br /> single plies,smooth BUR; or modified bitumen roofs. Remove the temporary seals <br /> completely when work resumes;cutting out the contaminated,membrane. Remove all <br /> sealant,contaminated membrane, insulation fillers, etc.from the work area and properly <br /> dispose off-site. <br /> End of Section <br /> This specification represents the applicable information available at the time of its publication. Mule-Hide <br /> reserves the right to change this information at anytime. Contact Mule-Hide or check the Mule-Hide <br /> website(www.muliahide.com)for the latest updates regarding changes or modiifications to this <br /> specification. <br /> Page 26 05-1111 MULE-HIDE PRODUCTS CO.,INC <br />