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Alternate Material(s) and/or Method(s) Application <br /> Marion County Public Works <br /> Marron 5155 SilvertonRd NE <br /> 41111 <br /> County Salem ORR97305 <br /> ORECON <br /> Phone: (503)588-5147 Fax: (503) 588-7948 E-mail: Buildinefov)co.marion.or.us <br /> DESCRIBE WHY, HOW,ETC., THE PROPOSED ALTERNATE IS EQUIVALENT AND MEETS THE <br /> INTENT OF THE CODE IN IERMS OF"STRENGTH, EFFECTIVENESS, FIRE RESISTANCE, <br /> DURABILITY, HEALTH,AND SAFETY": <br /> PER ORSC 2014 SEC. 317,WOOD SHALL BE PROTECTED FROM DECAY. DETAILS 1/SK-1 & 1/SK-2 PROPOSE TO CREATE <br /> A WATERPROOF DECK ABOVE W/MOISTURE BARRIER AT THE SIDES, CORNERS AND BENEATH INSTEAD OF USING <br /> P.T.WOOD. DUE THE THE WATERPROOFING NATURE OF PVC 40 MIL. LINER ABOVE, SELF-ADHERING WATER BARRIER <br /> NATURE,AND OF TYVEC OR SIM. MOISTURE BARRIER,THE SAME OR BETTER RESULTS WILL BE REACHED. <br /> LIST SUBSTANTIATING EVIDENCE(REPORTS, STUDIES,ETC)-ATTACH COPIES OF DOCUMENTATION <br /> 1/SK-1 &1/SK-2,ASTM D4451 CERTIFICATION OF LINER/PROTECTION. <br /> I hereby request approval to use an alternate material(s)and/or method(s)from that required by code as described above. <br /> Signed: k ,/ Date: 09-28-2015 <br /> !�// OFFICE USE ONLY <br /> tj Approved <br /> ❑ Approved with conditions <br /> ❑ Denied o <br /> Signed: /A <br /> /�f'////�^, /� Date: /O/ /zr, <br /> Page 2 oT2 <br /> G:I FORMS\BLDG\B-37Altemate Material or Method Request doc <br />