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Alternate Material(s) and/or Method(s) Application Marion County Public Works Marfom 5155 Silverton Rd NE county Salem OR 97305 OREGON Phone:(503)588-5147 Fax: (503) 588-7948 E-mail: Building(alco.marion.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 not 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 be performed by an approved agency. Reports of such tests shall be retained by the building official for the period required for retention of _ e public records. PROJECT INFORMATION AND LOCATION Permit or Activity Number: C J5 — ►1 —OO6Bt:10-c5 Site Address:13773 Silver Falls Highway SE.Sublimity,OR 97385 Brief Description of Project: PROPERTY OWNER Name:Silver Mountain Phone: ( ) Fax: ( ) Address:13773 Silver Falls Hwy SE City/State/Zip Sublimity,OR 97385 APPLICANT—(If Other Than Owner) Name:Mem Fire Protection-Glenn Warga Phone: ( )9209075456 Fax: ( ) Address:201 Momis cart City/State/Zip Fond du Leo. WI 54936 Relationship to owner:Subcontractor DESCRIBE THE.REASON FOR THE PROPOSED ALTERNATIVE: NFPA 13 does not have a ceiling only protection option for dry 8 preacbons systems when multiple row racks are present. The only solution is to install in rack sprinklers which are susceptible to damage. An alternative is to use Tyco Fire Products Quell System and eliminate the need for In rack sprinklers. See attached documentation for additional information. Page I of2 FILE COPY