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   PART 1 - GENERAL

    01 WORK INCLUDED

    A. All labor, materials, tools, and services for a complete installation of equipment and systems contained in the Contract Documents. The Contractor shall be responsible for coordination between this section and the other sections of the Contract Documents. Any discrepancy between sections, the most stringent shall apply.

    B. Principal features of the work included are:

    1. Heating, ventilating, air conditioning systems, controls, and mechanical systems insulation.

    2. Roof curbs for HVAC system, intake hoods, relief hoods, supply fans, and return fans furnished and set by mechanical contractor.

    3. Electrical starters for all mechanical equipment, and disconnects as noted in the Contract Documents.

    4. Refrigerant piping, connections, refrigerant and refrigerant charges, and start-up of remote condensers to coolers and freezers in building, in coordination with and/or under supervision of supplier.

    5. Low voltage (less than 120 volts) control wiring.

    6. Identifying and marking (by stenciling and name plates) piping systems painted under other divisions.

    7. Furnish anchor bolts, sleeves, supports and similar items to be built into concrete and masonry.

    8. Testing and balance of mechanical systems and correcting deficiencies.

    9. Louvers and screens shown on mechanical drawings.

    10. Counterflashing of penetrations of roofs by mechanical work.

    11. Preparation and submittal of maintenance manuals, shop drawings, product data, and samples.

    12. Maintaining a record set of blueline prints and marking them to indicate locations of concealed items, and deviations made to suit conditions and production of mechanical as-built (record) drawings.

    1.02 RELATED WORK

    A. Cutting and Patching.

    B. Storage and Protection.

    C. Project Record Documents.

    D. Concrete Foundations and Equipment Pads.

    E. Rough Carpentry. (Wood blocking in walls required for attaching mechanical items.)

    F. Flashing and Sheet Metal. (Flashing for mechanical items penetrating walls and roof.)

    G. Plumbing.

    H. Electrical Power, Connections and Interlocks and Control Wiring (120 volt and above).

    1.03 INTENT

    A. The Contract Documents (drawings, plans and specifications) describe the mechanical work of this project. Any item mentioned in one part shall be as binding as though mentioned in both.

    B. The Contract Documents form a guide for a complete mechanical installation. Where an item is reasonably necessary but not specifically mentioned, such as duct hangers or transitions, piping offsets, drains, etc., for a complete system, provide same without additional cost to Owner.

    C. Mechanical layouts indicated on drawings are diagrammatical only. Exact locations of ducts, pipes, and equipment shall be governed by the drawings of related trades. Architect or Owner reserves the right to make reasonable changes in location of mechanical equipment and appurtenances.

    1.04 DEVIATIONS

    A. No deviations from specifications and drawings shall be made without full knowledge and written consent of Architect.

    B. Should contractor find during progress of work, that in his judgement, existing conditions make modification of any particular requirements desireable he shall report such item promptly to the Architect for decision or instructions.

    1.05 QUALITY ASSURANCE

    A. Comply with applicable local, state and federal codes.

    B. Comply with applicable requirements of recognized industry associations which promulgate standards for the various trades.

    C. Employ only qualified journeymen for this work. Employ competent, qualified mechanics to supervise the work.

    1.06 CODES AND STANDARDS

    A. Perform work specified in Division 15 in accordance with codes and standards listed below, and such standards that may be specified in other sections. When these specifications are more stringent, they take precedence. In case of conflict, obtain a decision from the Architect.

    1. NFPA 54: National Fuel and Gas Code.

    2. NFPA 90A: Air Conditioning and Ventilation Systems.

    3. NFPA 101: Life Safety Code.

    4. Applicable State Building and Trade Codes.

    5. Applicable State Administrative and Energy Codes.

    6. Applicable City Mechanical Codes or Regulations.

    7. AGA: American Gas Association.

    8. ANSI: American National Standards Institute.

    9. ARI: American Refrigeration Institute.

    10. ASHRAE: American Society of Heating Refrigeration and Air Conditioning.

    11. ASME: American Society for Mechanical Engineers.

    12. ASTM: American Society for Testing and Materials.

    13. AWWA: American Water Works Association.

    14. BOCA: Basic Building Code and Basic Medical Code.

    15. SBC: Standard Building Code, with Mechanical and Plumbing Codes.

    16. UBC: Uniform Building Code, with Mechanical and Plumbing Codes.

    17. MSS: Manufacturer's Standardization Society of the Valve and Fitting Industry.

    18. NEMA: National Electrical Manufacturers' Association.

    19. NFPA: National Fire Protection Association.

    20. SMACNA: Sheet Metal and Air Conditioning Contractors' National Association.

    21. UL: Underwriters' Laboratories, Inc.

    1.07 COORDINATION

    A. Visit site and be informed of conditions under which work must be performed. No subsequent allowance will be made because of error or failure to obtain necessary information to completely estimate and perform all work involved.

    B. Carefully examine specifications and drawings to be thoroughly familiar with items which require HVAC connections and coordination.

    C. Notify other tradesmen of any deviations or special conditions necessary for installation of work. Resolve interferences between work of various contractors prior to installation. If necessary, remove and properly reinstall without additional cost to the Owner, work not installed in accordance with specifications and drawings and without proper coordination. Architect shall be the mediating authority in deviation and conflict disputes arising on the project.

    D. Provide "right-of-way" to piping which must slope for drainage.

    E. Advise masonry contractor to leave proper chases and openings. Place outlets, anchors, sleeves, and supports prior to pouring concrete or installation of masonry work. Should Contractor neglect doing this, any cutting and/or patching required to be done at this Contractor's expense.

    1.08 SUBMITTALS

    A. Clearly indicate any and all deviations from Contract Documents on all submitted materials.

    B. Shop Drawings: Submit seven copies of shop drawings at not less than 1/4" = 1 foot scale, including:

    1. Automatic temperature control system.

    2. Concrete pads and foundations including anchor bolt and sleeve locations (for information only - not for approval).

    3. Layouts for mechanical rooms and air handling rooms, including (where applicable);

    a) Locations and dimensions of equipment foundations and pads required.

    b) Locations and dimensions of equipment and apparatus (with locations of electrical control panels and starters indicated) and service and coil pull areas.

    c) Locations of wall mounted equipment.

    d) Trench locations and sizes.

    e) Sleeve locations in mechanical rooms and equipment rooms.

    f) AHU (fans) and duct layouts in AHU equipment rooms.

    C. Equipment Certifications: Submit seven copies of manufacturers brochures including:

    1. Complete descriptions, including dimensional and weight data. Clearly indicate furnished options on submittal sheets.

    2. Illustrations.

    3. Specification data of materials.

    4. Performance specifications of proposed equipment at specified design conditions.

    5. Seismic force certification from each equipment manufacturer.

    1.09 OPERATING AND MAINTENANCE MANUALS

    A. Three sets of the following data are required:

    1. Operating and maintenance instructions.

    2. Spare parts lists.

    3. Copies of approved submittal data.

    4. Equipment warranties.

    5. Copy of Test and Balance Report.

    B. Arrange each set of data in an orderly way, and bind each set in a separate three-ring, hard cover binder.

    C. At completion of work, deliver one complete set to the Owner's Representative.

    02 DELIVERY AND STORAGE

    A. Use care in loading, transport, unloading, and storage to keep items from being damaged.

    B. Store items in a clean, dry place, and protect from damage.

    03 RECORD DRAWINGS

    A. Keep a record set of blueline prints at the job site exclusively for recording deviations from those drawings which are necessary because of job conditions. Record locations and depths of buried and concealed piping by indicating top depths of buried piping and the distances from fixed, easily identifiable objects such as building walls. Where pipes are concealed in walls, indicate distances off of building corners or other building features not likely to be disturbed by future alterations. Mark deviations in colored pencils so that work of various systems can be easily identified. Deliver this set to the Owner's Representative upon completion of "B" below.

    B. When work is completed, record all deviations on clean sepia copies of drawings and submit sepias of completed "record drawings" to Owner's Representative for distribution.

   PART 2 - PRODUCTS

    04 MATERIALS AND EQUIPMENT

    A. Within the Contract Documents relating to mechanical work, manufacturers' names, catalog numbers, and other references to materials and equipment are made. Such references are made to establish the standards of quality and type required, and not to limit competition.

    Most known or acceptable manufacturers of competitive products are listed in applicable sections as "approved equals". Reasonable requests for substitution or additions to "approved equals" will be considered, but the Architect will be the sole judge of acceptability of items proposed as substitutes.

    B. Materials and equipment used in carrying out these specifications to be of domestic manufacture (unless specified to be of a foreign manufacturer).

    C. Use specified items as a basis for bidding.

    D. Where substitutions are desired, comply with the requirements of other sections.

   PART 3 - EXECUTION

    05 LOCATIONS

    A. Mechanical layouts indicated on drawings are diagrammatical. Exact locations of ducts, pipes, and equipment may vary because of conflicts with work of other trades. Work out conflicts where relocations will not affect operation or appearance of systems. Where conflicts cannot be worked out between trades, Architect will decide. Architect reserves the right to make reasonable changes in locations without additional cost to Owner.

    B. Locate equipment requiring periodic servicing so that is readily accessible. Don't back up services sides to walls, nor place it too close to other equipment to make service impractical.

    06 CUTTING AND PATCHING

    A. Repair or replace routine damage caused by cutting in performance of contract.

    B. Correct unnecessary damage caused due to installation of mechanical work.

    C. Perform repairs with materials which match existing and install in accordance with the appropriate section of these specifications.

    07 COUNTERFLASHING

    A. Counterflash ducts, pipes, etc., where penetration of roofs and outside walls occur.

    08 SERVICE OF SYSTEMS

    A. If equipment is placed in service prior to acceptance of the project by Owner, operate equipment strictly in accordance with manufacturer's instructions.

    1. Employ competent, qualified personnel in operation of equipment.

    2. Provide for proper operation and cleanliness.

    3. Where water gauges indicate a necessity, install new filters. Clean strainers in systems before turning them over to Owner.

    4. If Architect directs it, open up equipment for inspections, close equipment, and operate equipment in his presence for as long as he determines it is necessary.

    B. Lubricate equipment and perform such other maintenance as required to place it in first class operating condition.

    3.02 ACCEPTANCE OF SYSTEMS

    A. Complete the following before requesting a final inspection:

    1. Work required under this division of specifications except as permitted. Special attention shall be paid to completion of work required under the sections for Mechanical Identification; Mechanical Cleaning, Testing and Start-Up; Electrical Provisions of Mechanical Work; and Controls (except for opposed season testing).

    2. Final inspection shall not take place until test and balance report is delivered to Architect and that testing and balancing is complete.

    3. Control system checkout.

    4. Furnish required operating instructions, wiring diagrams, and pneumatic or electric "project record documents" control diagrams in accordance with Division 1 and mount one copy of each in the equipment rooms as specified elsewhere.

    5. Owner will accept job on basis of tests and inspections. A representative of firm that performed test and balance work is to be in attendance to assist; and Contractor is to furnish necessary mechanics to operate system, make any necessary adjustments. and assist with final inspection.

    B. Certify in writing the following has been completed prior to final inspection:

    1. Owning and Operating Manuals have been delivered to Owner's Representative.

    2. Any certifications required by individual sections of these specifications have been delivered to Owner's Representative.

    3. Record Drawings delivered to Owner's Representative.

    3.03 WARRANTY AND SERVICE

    A. Upon final acceptance of work, Owner will assume responsibility of supervision, operating and maintaining equipment. Owner will lubricate motors and other operating components, clean strainers, make minor adjustments for proper operating conditions, and report defective materials or workmanship to Contractor. Owner will make emergency repairs only if Contractor is unavailable, and such repairs shall in no case void a warranty or guarantee.

    B. During the warranty period (one year after date of Certificate of Substantial Completion), Contractor and/or supplier shall replace defective parts, materials and correct defective workmanship without delay.

    C. For equipment or defective workmanship critical to operations, the contractor/supplier is expected to normally perform warranty work within 24-hours after notice from the Owner. Should it be impractical for contractor/supplier to comply with this time limit, Owner should be made aware of delay and other appropriate arrangements worked out with the Owner to maintain necessary operational capability.

    D. For equipment not critical to building operations, warranty work shall be performed as soon as possible, normally within five (5) working days. Should availability of repair parts or equipment make the foregoing time limit impractical, the Owner shall be notified of circumstances and expected correction date.

   END OF SECTION

Rembco Geotechnical Contractors specializes in slope stabilization, foundation repair and support, shoring, grouting, soil nails, micropile installations, and sinkholes. We are experienced in these applications: micro piles, sinkhole repair, permeation grouting, pressure grouting, soil nails, chemical grouting, micropiles, compaction grout, rock anchors and compaction piles. Our specialties are rock anchor, chemical and compaction grouting, mini piles, sinkhole repair, micropiles, and soil nailing. We use a problem-solving approach in the geotechnical portions of buildings, bridges, water plants, sewage plants, tunnels, sinkholes, caisson, and roads. Rembco techniques apply when adding new real estate structures: especially rock anchor, microfine grouting, soil nailing, micropile installations for foundation support. Add URL Construction, Drilling and Concrete