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OC Sportsplex Pool HVAC Unit Replacement <br />PDC Project 23022 Hydronic Piping 23 21 13 - 2 <br />2.Submit pipe flushing/cleaning plan for piping systems (chilled water,heating hot water,etc.) <br />for approval.The plan shall include detailed methods for compliance with requirements of this <br />section,including: <br />a.Flushing and cleaning procedure narratives. <br />b.Size,power source,and connection points of contractor provided pumps that will be <br />used for flushing and cleaning.Use of new or existing building pumps for <br />flushing/cleaning systems will NOT be permitted. <br />c.At all new coils,provide temporary flushing bypass lines. <br />d.For existing coils on other areas of the floor,contractor shall provide a means to bypass <br />coils to ensure system can be flushed clean.This may involved isolating individual coils <br />for initial flush of mains,followed by individual flush at strainer blowdowns for secondary <br />flush. <br />e.Remove critical components (control valves,water meters,etc.)that could be damaged <br />and provide temporary spool pieces in piping and provide temporary bypass around coils <br />which could be damaged by circulating debris. <br />f.Flushing schedule and drawings or diagrams to be used shall be signed off by Engineer, <br />CxA,and Owner. <br />1.04 QUALITY ASSURANCE <br />A.Manufacturer Qualifications: Company specializing in manufacturing products of the type specified <br />in this section,with minimum three years of documented experience. <br />B.Installer Qualifications: Company specializing in performing work of the type specified in this <br />sectionwith minimum five years of experience. <br />C.Provide all couplings,fittings,valves,specialties,and press tools from a single manufacturer. <br />D.Copper Press Fittings: <br />1.Provide all press fittings and press tools from a single manufacturer. <br />2.Installer shall be a qualified installer,licensed within the jurisdiction,and familiar with the <br />installation of copper press joint systems. <br />3.Copper press fittings shall be installed using the proper tool,actuator,jaws and rings as <br />instructed by the press fitting manufacturer. <br />E.Date stamp all castings used for coupling housings,fittings,valve bodies,etc.for quality <br />assurance and traceability. <br />F.Welder Qualifications: Certify in accordance with ASME BPVC-IX. <br />1.Provide certificate of compliance from authority having jurisdiction,indicating approval of <br />welders. <br />1.05 DELIVERY,STORAGE,AND HANDLING <br />A.Accept valves on site in shipping containers with labeling in place. Inspect for damage. <br />B.Provide temporary protective coating on cast iron and steel valves. <br />C.Provide temporary end caps and closures on piping and fittings. Maintain in place until installation. <br />D.Protect piping systems from entry of foreign materials by temporary covers,completing sections of <br />the work,and isolating parts of completed system. <br />1.06 FIELD CONDITIONS <br />A.Do not install underground piping when bedding is wet or frozen. <br />PART 2 PRODUCTS <br />2.01 HYDRONIC SYSTEM REQUIREMENTS <br />A.Comply with ASME B31.9 and applicable federal,state,and local regulations. <br />B.Piping: Provide piping,fittings,hangers,and supports as required,as indicated,and as follows: <br />1.Where more than one piping system material is specified,provide joining fittings that are <br />compatible with piping materials and ensure that the integrity of the system is not <br />jeopardized. <br />Docusign Envelope ID: D4F3B98E-0756-4A0C-A3AD-05AA32D39F1C