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HomeMy WebLinkAbout200010 BASIC MECHANICAL REQUIREMENTSTHE KENT 20 00 10 - 1 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT SECTION 20 00 10 - BASIC MECHANICAL REQUIREMENTS PART 1 - GENERAL 1.01 RELATED SECTIONS: A. Drawings, general provisions of the Contract, including General and Supplementary Conditions, and Division-1 Specification Sections and Division 21, 22, and 23 Specification Sections, apply to work of this Section. B. This section applies to Division 21, 22 and 23 Specification Sections. 1.02 DESCRIPTION OF WORK: A. This Section includes general administrative and procedural requirements for mechanical installations. The following administrative and procedural requirements are included in this Section to expand the requirements specified in Division 1 and form a part of and shall govern all work performed under these specifications B. The Contract Documents depict the scheduled equipment and components as a basis of design. Should the Contractor submit and receive approval for equipment that is acceptable by specification, but differs from that of the basis of design, the Contractor shall be responsible for coordination of that equipment with all other trades. Costs incurred to provide increased service to or from said piece of equipment or system shall be borne by the Contractor supplying the equipment or system at no additional cost to the Owner. C. Work includes the installation of all necessary equipment, piping, ductwork, and components for complete and operable systems. D. This project includes the following systems: 1. Direct Expansion Refrigeration System 2. Air Distribution System 3. Domestic Water Distribution Piping 4. Sanitary Waste, Condensate, and Vent System 5. Storm Water System 6. Fuel Gas System 1.03 DEFINITIONS AND TERMS: A. The word “Owner” shall be defined as the party mentioned in the prime contract agreement, or any representative of his party authorized to act in his behalf in the execution of the work. B. The word “Contractor” shall be defined as the person, firm or corporation entering into a contract with the owner to construct and complete the work as specified herein. C. The word “furnish” shall be defined as to supply and deliver to project site, ready for unloading, unpacking, assembly, installation and similar subsequent requirements. THE KENT 20 00 10 - 2 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT D. The word “install” shall be defined as operations at the project site, including unloading, unpacking, assembly, erection, placing, anchoring, applying, working to dimension, finishing, curing, protecting, cleaning and similar requirements. E. The word “provide” shall be defined as to furnish and install complete, ready for intended use as defined above. F. Finished Spaces: Spaces other than mechanical and electrical equipment rooms, furred spaces, pipe and duct chases, unheated spaces immediately below roof, spaces above ceilings, unexcavated spaces, crawlspaces, and tunnels. G. Exposed, Interior Installations: Exposed to view indoors. Examples include finished occupied spaces and mechanical equipment rooms. H. Exposed, Exterior Installations: Exposed to view outdoors or subject to outdoor ambient temperatures and weather conditions. Examples include rooftop locations. I. Concealed, Interior Installations: Concealed from view and protected from physical contact by building occupants. Examples include above ceilings, in chases, in enclosures, in trenches or in crawl spaces. J. Concealed, Exterior Installations: Concealed from view and protected from weather conditions and physical contact by building occupants but subject to outdoor ambient temperatures. Examples include installations within unheated shelters. 1.04 SUBMITTALS: A. General: Each contractor shall submit shop drawings as stated in Division 1 Sections pertaining to submission of shop drawings, product data, samples, and as specified herein. B. Approval of shop drawings does not relieve the contractor of the responsibility for ordering proper quantities and miscellaneous appurtenances required for operation and/or installation of the respective material or equipment nor from the responsibility of complying with all elements of the Contract Documents. C. Provide specific information with each submittal as stated in the respective specification sections. D. The following General Information is required with each submittal as applicable. 1. Full manufacturer’s model name and number of each item 2. Equipment performance, physical size by dimension, and construction data. 3. Finishes: Provide two (2) color samples for equipment requiring color/finish selection. 4. Location of connection points for external piping, ductwork, and electrical connections. 5. Rough-in/foundation and support point dimensions. 6. Complete wiring diagrams and connection identifications. 7. Contractor’s stamp, signature and date shall be affixed to submittal drawing indicating his review and approval. E. Corrections or comments made on the shop drawings during review do not relieve the Contractor from compliance with requirements of the drawings and specifications. Shop drawing checking by the Engineer is only for review of general conformance with the design concept of the project and general compliance with the information given in the contract documents. The Contractor is responsible for: THE KENT 20 00 10 - 3 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT 1. Confirming and correlating all quantities and dimensions. 2. Selecting fabrication processes and techniques of construction. 3. Coordinating his work with that of all other trades. 4. Performing his work in a safe and satisfactory manner. F. Shop drawings shall be processed electronically using PDF format with maximum 10MB file size. Only in the absence of primary direction from the project architect, transmit to submittals@enverityENG.com in accordance with Division 01 Section "Submittals." Each submission shall include a cover page identifying the project name, contact information of contractor responsible and the associated specification number for the product submitted. 1.05 SUBSTITUTIONS: A. See Division 1, Substitutions. B. Requests for substitutions after award of contract shall be considered only in case of product unavailability. Product unavailability shall be verified in writing by manufacturer. C. Submit separate request for each substitution in the event of non-availability of item. D. Substantiate compliance of proposed substitution with requirements stated in Contract documents. E. Indicate changes in construction schedule. F. Indicate any effect of substitution on other Work in this and other Divisions, and any other related contracts, and changes required in other work or products. G. Contractor shall be responsible for any extra cost for all changes resulting from proposed substitutions which affect work of other Sections or Divisions, or related contracts. H. Substitutions will not be considered for acceptance when acceptance will require revision of Contract Documents, unless Contractor bears cost of redesign. Where any redesign of electrical, mechanical or other work is required due to substitution, arrangement or equipment layout other than herein specified or shown: 1. Arrange for required redesign by Engineer. 2. Pay all costs for such redesign. 3. Contractor shall perform such redesign. 4. Produce detailed plans at no extra cost to Owner. 5. All subject to Engineer’s approval. I. Engineer will have sole discretion to determine acceptability of proposed substitutions and reserves the right to reject any such substitution. Substitute products shall not be ordered or installed without prior written approval/acceptance by Engineer. J. Approval of substitutions shall not relieve Contractor from full compliance with requirements of Contract documents. 1.06 PERMITS AND INSPECTIONS: A. The Contractor shall obtain and furnish all necessary permits and inspection certificates for all material and labor furnished by him. THE KENT 20 00 10 - 4 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT B. Permits and certificates shall be obtained from the proper inspection authorities. The cost of permits, certificates and all fees required in connection with the installation shall be borne by the Contractor, unless otherwise noted in the detailed contractual description preceding these Mechanical Specifications. C. Where applications are required for the procuring of utility services to the building, this Contractor shall see that such application is properly filed with the utility and that all information required for such an application is presented to the extent and in the form required by the utility company. D. Inspections: 1. Obtain inspections during the Work as required to allow timely progress of mechanical work and the work of other trades. 2. Obtain certificates of final inspection approval from authorities having jurisdiction, and submit to Engineer as a condition of acceptance of the Work. 1.07 DRAWINGS: A. The drawings and the specifications are cooperative and supplementary. It is the intent of both said drawings and specifications to cover all mechanical requirements in their entirety as nearly as possible. The Contractor shall closely check the drawings and specifications for any obvious errors or omissions, and bring any such condition to the attention of the Engineer B. The Contractor shall have a complete set of drawings including civil, architectural, structural, mechanical and electrical drawings on the site at all times. Prior to installing any of his work, he shall check the drawings for exact dimensions and see that his work does not interfere with clearance required for beams, foundations, finished columns, pilasters, partitions, piping, ductwork, etc., as shown on the drawings and details. C. After work is installed and it develops that interferences occur which have not been called to the Engineer's attention before the installation, the Contractor shall, at his own expense, make such changes in his work as directed by the Engineer. D. The contract drawings for mechanical work are in part diagrammatic, intended to convey the scope of work and indicate general arrangement of equipment, piping, ductwork, etc., and approximate sizes and locations of equipment and materials. E. Where job conditions require reasonable changes in indicated locations and arrangement, the Contractor shall make such changes as directed by the Engineer, without additional cost to the Owner. F. Because of the scale of the drawings, certain basic items may not be shown, but where such items are required by other Sections of these specifications or where they are required by the nature of the work, they shall be furnished and installed. G. Rough-in dimensions and locations shall be verified with the supplier of all equipment furnished by other trades or by the Owner prior to the time of roughing-in. H. The Contractor shall locate all equipment which must be serviced, operated or maintained in fully accessible positions. Minor deviations from the contract drawings may be made to allow for better accessibility, but changes of magnitude, or which involve extra cost, shall not be made without approval. THE KENT 20 00 10 - 5 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT I. Ample space shall be allowed for removal of all parts that may require replacement or service in the future. 1.08 COORDINATION DRAWINGS: A. Prepare coordination drawings for project coordination to a scale of 1/4" = 1'-0" or larger; detailing major elements, components, and systems of mechanical equipment and materials in relationship with other systems, installations, and building components. B. Indicate locations where space is limited for installation and access and where sequencing and coordination of installations are of importance to the efficient flow of the Work, including (but not necessarily limited to) the following: 1. Indicate the proposed locations of piping, ductwork, equipment, and materials. 2. Clearances for servicing and maintaining equipment, including tube removal, filter removal and space for equipment disassembly required for periodic maintenance. 3. Equipment connections and support details. 4. Exterior wall and foundation penetrations. 5. Fire rated wall and floor penetrations. 6. Sizes and location of required concrete pads and bases. 7. Valve stem movement. 8. Electrical equipment. 9. Main electrical conduits and bus ducts. C. Drawings shall indicate coordination with work in other Divisions which must be incorporated in mechanical spaces, including, but not limited to: 1. Irrigation equipment and piping. 2. Elevator equipment. 3. (Others as required). D. Final prepared drawings shall show that other trades affected have made reviews and signed, by each trade, at completion of coordination. E. Coordinated shop drawings shall be for all areas. F. Contractor is to assure that each trade has coordinated work with other trades, prior to submittal. 1.09 RECORD DOCUMENTS: A. Prepare record documents in accordance with the requirements in Division 1. In addition to the requirements specified in Division 1, indicate the following installed conditions: 1. Ductwork mains and branches, size and location, for both exterior and interior; locations of dampers and other control devices, filters, and items requiring periodic maintenance or repair. 2. Mains and branches of piping systems, with valves and control devices located and numbered, concealed unions located, and with items requiring maintenance located (i.e., strainers, tanks, etc.). 3. Valve location diagrams, complete with valve tag chart. Indicate actual inverts and horizontal locations of underground piping. 4. Equipment locations (exposed and concealed), dimensioned from prominent building lines. THE KENT 20 00 10 - 6 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT 5. Approved substitutions, Contract Modifications, and actual equipment and materials installed. 6. During construction, maintain a complete and legible set of drawings, showing changes and deviations between actual construction and Engineer’s drawings. 7. Sheetmetal fabrication and Fire Protection System drawings shall be updated and corrected to reflect “as-built” conditions and a record set submitted to Engineer upon completion of project. B. Engage the services of a Land Surveyor or Professional Engineer registered in the state in which the project is located to record the locations and invert elevations of underground installations. 1.10 OPERATING AND MAINTENANCE MANUALS: A. Prepare bound sets of operating and maintenance manuals in accordance with Division 1 Section "PROJECT CLOSE-OUT." In addition to the requirements specified in Division 1, include the following information for equipment items: 1. Manufacturer's name, model number, service manual, spare-parts list, and descriptive literature for all components, cross referenced and numbered on Record Drawings as required. 2. Listing of possible breakdown and repairs. 3. Detailed and simplified one line, color coded flow and wiring diagram. 4. Field test report, including: a. Instrument set points. b. Normal operating valves. 5. Description of function, normal operating characteristics and limitations, performance curves, engineering data and tests, and complete nomenclature and commercial numbers of replacement parts. 6. Manufacturer's printed operating procedures to include start-up, break-in, and routine and normal operating instructions; regulation, control, stopping, shutdown, and emergency instructions; and summer and winter operating instructions. 7. Maintenance procedures for routine preventative maintenance and troubleshooting; disassembly, repair and assembly; aligning and adjusting instructions. 8. Servicing instructions and lubrication charts and schedules. 9. Name, address and phone number of contractor’s equipment suppliers and service agencies. 10. Assemble manufacturer's equipment manuals in chronological order, following the specification alpha-numeric system, in heavy duty 3-ring binders clearly titled on the spine and front cover with appropriate index dividers. 1.11 DELIVERY, STORAGE, AND HANDLING: A. Deliver products to the project site properly identified with names, model numbers, types, grades, compliance labels, and other information needed for identification. B. Check dimensions of access route through the site from delivery point to final location. Where necessary, ship in crated sections of size to permit passing through available space. Dismantle and/or reassemble, re-provision and retest equipment too large to pass through available access route to final location in one piece. C. All construction related products and equipment received at project site shall be secured and stored neatly, in original packaging, and protected from the elements in an Owner designated, on-site storage area. THE KENT 20 00 10 - 7 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT D. All construction related products and equipment shall be handled, moved, lifted and placed in accordance with all manufacturers’ posted and written instructions. Equipment and/or product damage incurred due to improper handling shall be repaired to like new condition by the Contractor causing said damage. If the damaged item cannot be repaired to a like-new condition, then the item shall be replaced with new by the Contractor causing said damage at no additional cost increase in the contract amount. 1.12 CODES, FEES, AND MISCELLANEOUS COSTS: A. All construction shall comply with all applicable specifications, federal, state, and local codes, local ordinances, industry standards, and utility company regulations. B. In case of variations between specifications, codes, laws, applicable regulations, and the Contract Documents, the most stringent requirement shall govern the work done. The Contractor shall promptly notify the Engineer in writing of any such discrepancy. C. Should the Contractor perform work that does not comply with the standards governing the construction of this project, he shall bear all costs incurred to correct work that does not comply with the set standards. D. Arrange for and pay utility costs for work of this Division including the following: 1. Connection to utility company mains. 2. Connection to on-site piping mains. 3. Payment of service charges. 4. Provisions for temporary utilities. 5. (Others as required.) 1.13 REFERENCE STANDARDS: A. Published codes, specifications, standards, tests or recommended methods of trade, industry or governmental organizations apply to work in this Division where cited below: 1. ADA: Americans with Disabilities Act. 2. AABC: Associated Air Balance Council. 3. ADC: Air Diffuser Council. 4. AMCA: Air Moving and Conditioning Association. 5. ANSI: American National Standards Institute. 6. ARI: Air-Conditioning and Refrigeration Institute. 7. ASHRAE: American Society of Heating, Refrigerating and Air Conditioning Engineers. 8. ASME: American Society of Mechanical Engineers. 9. ASSE: American Society of Sanitary Engineers. 10. ASTM: American Society for Testing and Materials. 11. AWS: American Welding Standards. 12. FM: Factory Mutual. 13. Local Utility Authorities. 14. National, State and Local Codes of all authorities having jurisdiction. 15. NEMA: National Electrical Manufacturer's Association. 16. NFPA: National Fire Protection Association. 17. OSHA: Occupational Safety and Health Act. 18. PDI: Plumbing and Drainage Institute. 19. State Energy Code having jurisdiction 20. UL: Underwriters' Laboratories, Inc. 21. IBC: International Building Code. THE KENT 20 00 10 - 8 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT 22. IMC: International Mechanical Code. 23. IPC: International Plumbing Code. B. In addition to complying with all other legal requirements, comply with current provisions of governing codes and regulations in effect during progress of the Work, and with the following: 1. Drawings and specification requirements shall govern where they exceed Code and Regulation requirements. 2. Where requirements between governing Codes and Regulations vary, the more restrictive provisions shall apply. 3. Nothing contained in Contract Documents shall be construed as authority or permission to disregard or violate legal requirements. The Contractor shall immediately draw the attention of the Engineer to any such conflicts noted in the Contract Documents. 1.14 REVIEW OF CONSTRUCTION: A. Work may be reviewed at any time by the Engineer. B. Advise Engineer in writing that work is ready for review at following times: 1. Prior to backfilling buried work. 2. Prior to concealment of work in walls and above ceilings. 3. When all requirements of Contract have been completed. C. Do not backfill or conceal work without Engineer's consent. 1.15 SEQUENCE AND SCHEDULING: A. Coordinate the shut-off and disconnection of utility services with the Owner and the utility company. B. Notify the Engineer at least 5 days prior to commencing demolition operations. C. Arrange work to conform to schedule of construction established or required to comply with Contract Documents. 1. Indicate scheduling, sequencing, movement, and positioning of large equipment into the building during construction. D. Confirm in writing to Engineer, within 30 days of signing of contract, anticipated number of days required to perform test, balance, and acceptance testing of mechanical systems: 1. This phase must occur after completion of mechanical systems, including all control calibration and adjustment, and requires substantial completion of the building, including closure, ceilings, lighting, partitioning, etc. 2. Submit for approval at this time, names and qualifications of test and balancing agencies to be used. 1.16 GUARANTEE: A. Guarantee all materials, equipment, apparatus and workmanship to be free of defective materials and faulty workmanship for period of one year from date of filing of Notice of Substantial Completion, unless extended guarantee periods are specified in individual sections. THE KENT 20 00 10 - 9 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT B. Furnish guarantee covering all work in accordance with general requirements of the Contract. This guarantee also applies to services such as Instructions, Adjusting, Testing, Noise, Balancing, etc. C. Provide new materials, equipment, apparatus and labor to replace that determined by Engineer to be defective or faulty. D. Equipment manufacturer’s warranty shall be one year from date of initial operation or 18 months from the date of shipment, whichever comes first. Contractor shall purchase extended warranty to give full coverage during overall warranty period, unless longer period is specified. PART 2 - PRODUCTS: 2.01 NOT APPLICABLE: PART 3 - EXECUTION: 3.01 ROUGH-IN: A. Verify final locations for rough-ins with field measurements and with the requirements of the actual equipment to be connected. B. Refer to equipment specification sections for rough-in requirements. 3.02 MECHANICAL INSTALLATIONS: A. Coordinate mechanical systems, equipment, and materials installation with other building components. B. Verify all dimensions by field measurements. C. Arrange for chases, slots, and openings in other building components during progress of construction, to allow for mechanical installations. D. Coordinate requirements for access panels and doors for mechanical items requiring access that are concealed behind finished surfaces. E. Coordinate the installation of required supporting devices and sleeves to be set in poured-in-place concrete and other structural components, as they are constructed. F. Sequence, coordinate, and integrate installations of mechanical materials and equipment for efficient flow of the Work. Give particular attention to large equipment requiring positioning prior to closing in the building. G. Where mounting heights are not detailed or dimensioned, install systems, materials, and equipment to provide the maximum headroom possible. H. Coordinate connection of mechanical systems with exterior underground and overhead utilities and services. Comply with requirements of governing regulations, franchised service companies, and controlling agencies. Provide required connection for each service. THE KENT 20 00 10 - 10 THE KENT Issue Date 05.09.18 BASIC MECHANICAL REQUIREMENTS THE KENT I. Install systems, materials, and equipment to conform with approved submittal data, including coordination drawings, to greatest extent possible. Conform to arrangements indicated by the Contract Documents, recognizing that portions of the Work are shown only in diagrammatic form. Where coordination requirements conflict with individual system requirements, refer conflict to the Engineer. J. Install systems, materials, and equipment level and plumb, parallel and perpendicular to other building systems and components, where installed exposed in finished spaces. K. Install mechanical equipment to facilitate servicing, maintenance, and repair or replacement of equipment components. As much as practical, connect equipment for ease of disconnecting, with minimum of interference with other installations. Extend grease fittings to an accessible location. 1. Furnish and install access doors in ducts at all fire damper and temperature control damper locations. 2. Install systems, materials, and equipment giving right-of-way priority to systems required to be installed at a specified slope. L. The Engineer reserves the right to require minor adjustments (maximum of 10'-0") in location of switches, blocking, ductwork, conduits, drains, piping, outlets, switches and/or equipment at no additional charge if so directed prior to their installation. Where the Drawings show equipment, casework, or the like, Contractors shall lay out the work to avoid conflicts. Where offsets in piping, additional fittings, necessary drains, minor valves, traps, devices, etc., are required to complete the installation, to clear obstructions or the work of other Contractors, or for the proper operation of the system, these shall be deemed to be included in the Contract and shall be furnished and installed complete by the Contractor at no additional charge. END OF SECTION