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DocuSign Envelope ID:D561B1AE-DF34-4907-AD06-AOEB37BBE427 <br /> CHAPEL HILL ORANGE COUNTY VISITORS BUREAU August 12,2020 <br /> 308 WEST FRANKLIN,CHAPEL HILL,NC <br /> 2. Test according to SWRI's Sealant Validation Program for compliance with requirements <br /> specified by reference to ASTM C 920 for adhesion and cohesion under cyclic <br /> movement, adhesion-in-peel, and indentation hardness. <br /> D. Mockups: Install sealant in mockups of assemblies specified in other Sections that are indicated <br /> to receive joint sealants specified in this Section. Use materials and installation methods <br /> specified in this Section. <br /> E. Preinstallation Conference: Conduct conference at Project site, Chapel Hill,NC. <br /> 1.6 PROJECT CONDITIONS <br /> A. Do not proceed with installation of joint sealants under the following conditions: <br /> 1. When ambient and substrate temperature conditions are outside limits permitted by joint- <br /> sealant manufacturer or are below 40 deg F (5 deg C). <br /> 2. When joint substrates are wet. <br /> 3. Where joint widths are less than those allowed by joint-sealant manufacturer for <br /> applications indicated. <br /> 4. Where contaminants capable of interfering with adhesion have not yet been removed <br /> from joint substrates. <br /> 1.7 WARRANTY <br /> A. Special Installer's Warranty: Manufacturer's standard form in which Installer agrees to repair or <br /> replace joint sealants that do not comply with performance and other requirements specified in <br /> this Section within specified warranty period. <br /> 1. Warranty Period: Ten years from date of Substantial Completion. <br /> B. Special Manufacturer's Warranty: Manufacturer's standard form in which joint-sealant <br /> manufacturer agrees to furnish joint sealants to repair or replace those that do not comply with <br /> performance and other requirements specified in this Section within specified warranty period. <br /> 1. Warranty Period: Twenty years from date of Substantial Completion. <br /> C. Special warranties specified in this article exclude deterioration or failure of joint sealants from <br /> the following: <br /> 1. Movement of the structure caused by structural settlement or errors attributable to design <br /> or construction resulting in stresses on the sealant exceeding sealant manufacturer's <br /> written specifications for sealant elongation and compression. <br /> 2. Disintegration of joint substrates from natural causes exceeding design specifications. <br /> 3. Mechanical damage caused by individuals,tools, or other outside agents. <br /> 4. Changes in sealant appearance caused by accumulation of dirt or other atmospheric <br /> contaminants. <br /> JOINT SEALANTS 079200 -4 <br />