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MECHANICAL GENERAL CONDITIONS Section 15010 15-1207 required by the project.. Prior to start of the project, the fabricator shall submit a copy of certificate of registration for approval. Prior to project close out, the fabricator shall submit a certificate of compliance that the work was performed in accordance with the approved plans and specifications to the building official and to the Engineer or Architect of record. 3.08 EXISTING SERVICES: A. Provide and install all required connections to existing systems as required by the Drawings and specifications. B. Integrate existing systems with all new work to provide a complete working system. C. Provide minimum 72 hour notice to Owner of service interruptions. All service interruptions shall be kept to the minimum possible time. When requested by Owner service interruptions shall occur outside of normal working hours at no additional cost to owner. 3.09 ASBESTOS ABATEMENT: A. Existing systems within the area of this scope of work may have asbestos -bearing materials. Testing, encapsulation, removal, treatment, or correction of existing asbestos -bearing materials is not a part of this scope of work and is not the responsibility of the mechanical contractors. 3.10 STRUCTURAL DESIGN OF EQUIPMENT AND SEISMIC RESTRAINTS: A. All mechanical equipment supports shall be designed by a licensed Structural Engineer and shall comply with the 2007 California Building Code, Section 1614A1.13 and ASCE 7-05 Sections 13.3, 13.4, 13.6, and Chapter 6. B. Provide seismic sway bracing for all suspended piping and ductwork in accordance with the OSHPD anchorage pre -approval OPA-0349, the "Mason Industries Seismic Restraint Guidelines for Suspended Piping, Ductwork, and Electrical Systems". 1. Badger, B -Line, Superstrut, or equal systems bearing current OPA numbers shall also be acceptable. 3.11 WARRANTY: A. Be responsible for work done and material installed under these plans and specifications. Repair or replace, as may be necessary, any defective work, material, or part which may show damage to itself or other materials, furnishing, equipment, or premises caused by such defects during this period, if in the opinion of the Architect said defect is due to imperfection of material or workmanship. Provide all such work and materials at no cost to Owner. B. Be responsible for damage to any part of premises during guarantee period caused by leaks or breaks in work furnished and/or installed under this section. Replace refrigerant, lubricants, or gasses lost as result of defects, breaks, or leaks in work. C. Provide manufacturer's written warranties covering defects in material and workmanship of products and equipment utilized for the project. m