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• '611.4 Alternate Material(s)and/or Method(s)Application Marion County Public Works Marion 5155 Silverton Rd NE County Salem OR 97305 av [ GON Phone:(503)588-5147 Fax:(503)588-7948 E-mail:BuildinE pmarion.or.us 104.11 Alternative materials,design and methods of construction and equipment. The provisions of this code are not intended to prevent the installation of any material or to prohibit any design or method of construction no( specifically prescribed by this code, provided that any such alternative has been approved. An alternative material, design or method of construction shall be approved where the building official finds that the proposed design is satisfactory and complies with the intent of the provisions of this code,and that the material, method or work offered is, for the purpose intended, at least the equivalent of that prescribed in this code in quality,strength,effectiveness,fire resistance,durability and safety. 104.11.1 Research reports. Supporting data, where necessary to assist in the approval of materials or assemblies not specifically provided for in this code, shall consist of valid research reports from approved sources. 104.11.2 Tests. Whenever there is insufficient evidence of compliance with the provisions of this code, or evidence that a material or method does not conform to the requirements of this code, or in order to substantiate claims for alternative materials or methods. the building official shall have the authority to require tests as evidence of compliance to be made at no expense to the jurisdiction. Test methods shall be as specified in this code or by other recognized test standards. In the absence of recognized and accepted test methods, the building official shall approve the testing procedures. Tests shall he performed by an approved agency_Reports of such tests shall be retained by the building official for the period required for retention of public records. �r PROJECT INFORMATION AND LOCATION Permit or Activity Number:55&-16-008218-DWL-DEF-01 Site Address:8415 Koosaw to S.Salem,OR Brief Description of Project: New Residential Fire Sprinkler System for New Single Family owing PROPERTY OWNER Name: Wht-T@t- riep'tilN ) Phone: (4;j be 1170 Fax: ( ) ' Address: ;59kr fFSTER 57 A) City/State/Zip oR 1 732Xt APPLICANT-(If Other Than Owner) Name: Qot 57-76t2 &n�pc�l} t La-it _ Phone: ( )5.03.Sffb•)wLFax: ( )503-.36 • 244 e Address:"2r915 a E4J2,, atr City/State/Zip Ken.02-?Q- cr -7 3n3 Relationship to owner:- Cp -(L}jZ DESCRIBE THE REASON FOR THE PROPOSED ALTERNATIVE: '.. Sprinkler system designed to the 2016 NEPA 13D Standard. 2014 ORSC requires the system to be designed to the 2013 NFPA 13D Standard. The plans submitted reflect changes in the 2016 NEPA 13D Standard Page I of 2