Attch 2 A Specs..pdf

04/04/2011

Appalachian District Ranger Office Project No. 0204.16

LOCATION: Mars Hill, North Carolina

OWNER:

USDA Forest Service

Southern Region

1720 Peachtree Road, N.W.

Atlanta, Georgia 30309

TEL: 404/347-2526 FAX: 404/347-2399

ARCHITECT:

MOMA Architecture, Inc.

123 Church Street, Suite 350

Marietta, Georgia 30060

TEL: 770/422-9040 FAX: 770/422-9050

CIVIL:

Engineering Management, Inc.

303 Swanson Dr.

Lawrenceville, Georgia 30043

TEL: 770/962-1387 FAX: 770/962-8010

STRUCTURAL:

Stability Engineering

431 West Ponce de Leon Ave., Suite 4

Decatur, Georgia 30030

TEL: 404/377-9316 FAX: 404/377-9317

MECHANICAL/ELECTRICAL:

HESM&A

1255 Collier Rd., Suite C

Atlanta, Georgia 30318-2308

TEL: 404/881-5300 FAX: 404/881-0909

This Project Manual, as an Instrument of Service, is and shall remain the property of the Architect and shall not be reproduced, published or used in any way without the permission of the Architect.

© M O M A Architecture 2007

APPALACHIAN DISTRICT RANGER OFFICE TABLE OF CONTENTS

MOMA 0204.16 05/09/2011 TOC-1

Issue Date

DIVISION 1 – GENERAL

REQUIREMENTS 01100 Summary

01300 Administrative Requirements 05/04/07

01354 LEED Credit Summary

01400 Quality Requirements 05/04/07

01500 Temporary Facilities and Controls 05/04/07

01575 Temporary Erosion and Sedimentation Control 05/04/07

01600 Product Requirements 05/04/07

01700 Execution Requirements 05/04/07

01732 Waste Management 05/04/07

01734 Indoor Air Quality 05/04/07

01780 Closeout Submittals 05/04/07

01810 General Commissioning Requirements 05/04/07

01815 HVAC Commissioning Requirements 05/04/07

DIVISION 2 - SITE CONSTRUCTION 02100 Site Preparation 05/04/07

02200 Earthwork 05/04/07

02225 Earthwork for Utilities 05/04/07

02270 Temporary Erosion Control 05/04/07

02272 Rip Rap 05/04/07

02300 Boring and Jacking 05/04/07

02361 Termite Control 05/04/07

02601 Manholes 05/04/07

02660 Water Distribution Systems 05/04/07

02736 Sanitary Sewer 05/04/07

02741 Asphalt Pavement 05/04/07

02751 Cement Concrete Pavement

02870 Site Furnishing

02875 Chain Link Fence and Gate

02931 Grassing 05/04/07

DIVISION 3 - CONCRETE 03300 Cast-In-Place Concrete 05/04/07

DIVISION 4 - MASONRY 04860 Stone Masonry 05/04/07

DIVISION 5 - METALS 05120 Structural Steel 05/04/07

05500 Metal Fabrications 05/04/07

DIVISION 6 - WOOD AND PLASTICS 06100 Rough Carpentry 05/04/07

06176 Metal-Plate-Connected Wood Trusses 05/04/07

06181 Glued laminated Structural Units

06201 Exterior Finish Carpentry 05/04/07

06402 Interior Architectural Woodwork 05/04/07

DIVISION 7 -THERMAL AND 07115 Bituminous Dampproofing

MOISTURE 07210 Building Insulation 05/04/07

PROTECTION 07610 Sheet Metal Roofing 05/04/07

07620 Sheet Metal Flashing and Trim 05/04/07

07920 Joint Sealants 05/04/07

DIVISION 8 - DOORS AND WINDOWS 08110 Steel Door Frames 05/04/07

08211 Flush Wood Doors 05/04/07

08411 Aluminum-Framed Entrances and Storefronts 05/04/07

08710 Door Hardware 05/04/07

08800 Glazing 05/04/07

DIVISION 9 - FINISHES 09250 Gypsum Board 05/04/07

09310 Ceramic Tile 05/04/07

09511 Acoustical Panel Ceilings 07/21/05

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09651 Resilient Floor Tile 05/04/07

09653 Resilient Wall Base and Accessories 05/04/07

09681 Carpet Tile 05/04/07

09911 Painting 05/04/07

DIVISION 10 – SPECIALTIES 10155 Toilet Compartments 05/04/07

10270 Access Flooring 04/28/08

10431 Signage 05/04/07

10520 Fire-Protection Specialties 05/04/07

10801 Toilet and Bath Accessories 05/04/07

SECTION 11 – EQUIPMENT 11458 Disappearing Stairway 05/4/07

DIVISION 12 – FURNISHINGS 12485 Foot Grilles 05/04/07

12491 Horizontal Louver Blinds 05/04/07

SECTION 13 – SPECIAL 13702 Fire Alarm System

13802 Access Control. 04/13/11

13811 Communications Transmission Towers

SECTION 14 – CONVEYING SYSTEMS Not Used.

SECTION 15 - MECHANICAL 15010 Basic Mechanical Requirements 05/04/07

15011 Schedule of Submittal Data

15030 Excavating, Trenching, an Backfilling 05/04/07

15047 Identification of Pipe, Valves, and Equipment 05/04/07

15060 Pipe Hangers, Supports, and Anchors 05/04/07

15100 Valves (HVAC) 05/04/07

15170 Motors, Starters, and Disconnect Switches 05/04/07

15185 Pumps (HVAC) 05/04/07

15230 Mechanical Insulation 05/04/07

15241 Vibration Isolation 05/04/07

15410 Plumbing Fixtures and Trim 05/04/07

15421 Domestic Water Distribution 05/04/07

15431 Soil and Waste Piping Systems 05/04/07

15462 Light Duty Electric Storage Type Water Heaters 05/04/07

15510 HVAC Piping 05/04/07

15520 Piping Specialties 05/04/07

15545 Water Treatment System 05/04/07

15605 Geothermal Heat Pumps 05/04/07

15660 Fans 05/04/07

15680 Electric Heaters 05/04/07

15820 Ductwork Specialties 05/04/07

15860 Energy Recovery Units 05/04/07

15870 Grilles, Registers, and Diffusers 05/04/07

15891 Ductwork 05/04/07

15950 Building Systems Control 05/04/07

15990 Testing, Adjusting, and Balancing 05/04/07

SECTION 16 - ELECTRICAL 16010 Electrical General 05/04/07

16110 Raceway Systems 05/04/07

16120 Wires and Cables 05/04/07

16125 Modular Wiring System 04/28/08

16130 Boxes 04/28/07

16140 Wiring Devices 04/28/07

16160 Panelboards 05/04/07

16165 Distribution Panelboards 05/04/07

16170 Motor and Feeder Disconnect Switches 05/04/07

16425 Service and Distribution 05/04/07

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16450 Grounding 05/04/07

16505 Lighting 05/04/07

16560 Lighting Controls 05/04/07

16610 Lightning Protection System 05/04/07

16620 Surge Protection 05/04/07

16705 Telecommunication Wiring System

END OF TOC

APPALACHIAN DISTRICT RANGER OFFICE BASIC MECHANICAL REQUIREMENTS

MOMA 0204.16 05/04/07 15010-1

SECTION 15010

BASIC MECHANICAL REQUIREMENTS

PART 1 - GENERAL

1.1 DESCRIPTION OF WORK

A. Provide complete, operational heating, ventilating, air conditioning, plumbing and fire protection systems as indicated on the Drawings and as specified hereinafter.

B. Contractor shall note that facility will be designed and constructed to comply with USGBC LEED-

NE 2.2 Standard.

1.2 DEFINITIONS

A. "Owner's Representative" means the COR.

B. "Approved" means approved in writing by the Owner or Owner's Representative.

C. "Subcontractor" means the successful bidder furnishing and installing the work under this specification.

D. "Bidder" means individuals or firms proposing to furnish materials, labor and equipment for this project.

E. "Vendor" means individuals or firms furnishing materials or equipment for this project.

F. "Provide" means furnish and install.

1.3 CODES AND REGULATIONS

A. All heating, ventilating and air conditioning materials and workmanship shall comply with the following codes and standards as applicable:

1. The North Carolina Building Code (2002).

2. The North Carolina Mechanical Code (2002).

3. The National Electrical Code (2005) with North Carolina Amendments.

4. North Carolina State Energy Code (2002)

5. The National Fire Protection Association Codes and Standards, including, but not limited to No. 30, 54, 70, 90A, 91 and 96,1999 edition.

6. Safety Code for Mechanical Refrigeration ANSI/ASHRAE 15 - latest edition.

B. All plumbing materials and workmanship shall comply with the following codes and standards as applicable:

1. The North Carolina Building Code (2002)

2. The North Carolina Plumbing Code (2002)

3. The National Electrical Code (2005)

4. The National Fire Protection Association Codes and Standards, including, but not limited to No. 70, 1999 edition.

C. All fire protection materials and workmanship shall comply with the following codes and standards as applicable:

1. The North Carolina Building Code (2002)

2. The North Carolina Plumbing Code (2002)

3. The National Electrical Code (2005)

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4. The National Fire Protection Association Codes and Standards, including, but not limited to No. 13, 24 and 101, 1999 editions.

D. Applicable Standards, Specifications, and Codes:

The standards, specifications, and codes listed below form a part of this specification to the extent referenced. Contractor shall comply with the latest current applicable standards, specifications, and/or codes as follows:

1. HVAC Standards, Specifications, and Codes

a. Associated Air Balance Council (AABC)

b. American Air Movement Association (AAMA)

c. Air Diffusion Council (ADC)

d. American Gas Association Inc. Laboratories (AGA)

e. Air Movement and Control Association, Inc. (AMCA)

f. American Society of Mechanical Engineers Code (ASME)

g. The Air-Conditioning and Refrigeration Institute Standards (ARI)

h. American National Standards Institute, Inc. Standards (ANSI)

i. American Society for Testing and Materials Publications (ASTM)

j. Factory Mutual Underwriters (FM)

k. National Electrical Manufacturer’s Association (NEMA)

l. National Fire Protection Association Standards (NFPA)

m. Occupational Safety and Health Administration (OSHA)

n. Sheet Metal and Air Conditioning Contractors’ National Association Inc.

(SMACNA)

o. Underwriters Laboratories Inc. (UL)

p. Canadian Standards Association (CSA)

2. Plumbing and Fire Protection Standards, Specifications, and Codes

a. American Gas Association Inc. Laboratories (AGA)

b. American Society of Mechanical Engineers Code (ASME)

c. American Society of Sanitary Engineering (ASSE)

d. American National Standards Institute, Inc. Standards (ANSI)

e. American Society for Testing and Materials Publications (ASTM)

f. American Water Works Association (AWWA)

g. Cast Iron Soil Pipe Institute (CISPI)

h. Factory Mutual Underwriters (FM)

i. National Electrical Manufacturer’s Association (NEMA)

j. National Fire Protection Association Standards (NFPA)

k. Occupational Safety and Health Administration (OSHA)

l. Underwriters Laboratories Inc. (UL)

3. United States Green Building Council LEED-NC 2.2.

E. All work done under this Contract shall comply with all state and local codes having jurisdiction and with the requirements of the Utility Companies whose services may be used. Any conflict between these documents and the governing codes shall be immediately brought to the attention of the COR of Record.

F. The Contractor shall comply with all applicable provisions of the William-Steiger Occupational

Safety and Health Act (O.S.H.A.).

1.4 PERMITS AND REGULATIONS

A. All construction permits and and approvals shall be the responsibility of the US Forest Service

1.5 SUMMARY

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A. This Section includes general administrative and procedural requirements for mechanical installations. The following administrative and procedural requirements are included in this

Section and Section 15011 to expand the requirements specified in Division 1:

1. Coordination drawings.

2. Record documents.

3. Rough-ins.

4. Mechanical installations.

5. Cutting and patching.

6. Mechanical equipment and piping identification.

B. Related Sections Example: The following sections contain requirements that relate to this section:

1. Division 15 Section 15170 "MOTORS, STARTERS AND DISCONNECT SWITCHES," for factory or field installed motors, controllers, accessories, and connections.

2. Division 15 Section 15011 "SCHEDULE OF SUBMITTAL DATA," for submittal information and Operating and Maintenance Manuals requirements.

3. All other Division 15 Specification Sections.

4. Division 16 all applicable sections.

1.6 QUALITY ASSURANCE

A. All equipment and material furnished and installed under this section of these specifications shall be new and in first class condition.

B. All equipment shall be new and bear the Underwriter’s Laboratories, Inc. (UL) label unless specifically indicated otherwise.

C. Provide equipment complete with all components and accessories necessary to provide a complete and properly operating installation.

D. Listing manufacturers name in this Division does not infer conformity to all requirements of the

Contract Documents nor waive requirements thereof.

E. All equipment and material furnished and installed by Contractor found to be in non-compliance with these specifications shall be removed and replaced with materials complying with this section of these specifications at Contractor’s expense.

F. Codes and regulations referred to are minimum standards. Where the requirements of these specifications or drawings exceed those of the codes and regulations, the drawings and specifications shall govern.

1.8 DELIVERY, STORAGE AND HANDLING

A. Deliver all equipment and material to job site in new and first class condition. Material or equipment that is rusted, soiled or otherwise contaminated shall not be permitted for use.

B. Store equipment and material utilizing suitable means so as to protect from weather, construction work traffic and contamination.

C. Equipment or material found to be contaminated with water, dirt, mud and/or other debris shall be cleaned and restored to new condition to the satisfaction of the COR. Contaminated equipment or material shall not be used until inspected.

D. Damaged equipment or material shall not be used and shall be removed from the job site at the

Contractor’s expense.

1.9 REFERENCES TO OTHER DIVISIONS

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A. The following work is specified under other Divisions of the Specifications unless otherwise noted on plans or specified hereinafter:

1. Electrical power wiring.

2. Access panels in masonry, plaster, drywall, and acoustical tile.

3. Painting.

4. Sheet metal downspouts and gutters.

1.10 DRAWINGS

A. Except where dimensions are shown, the mechanical (HVAC, plumbing and fire protection) drawings are diagrammatic and indicate the general arrangement of the systems and work included in the Contract. The drawings do not show every fitting and detail; all piping systems, duct systems and equipment installations are intended to be complete. The Contractor shall include in his bid and provide all necessary offsets, connections, supports, fittings, details, material and labor to complete the work as specified. Drawings are not to be scaled. The drawings and details shall be examined for building dimensions and exact location of fixtures and equipment. Where they are not definitely located, this information shall be obtained from the COR.

B. The Contractor shall examine the drawings and thoroughly familiarize himself with conditions and space into which the work must be installed.

C. The Contractor shall follow drawings in laying out work and coordinate with the drawings of other trades to verify spaces in which work will be installed.

D. Should the Contractor discover any discrepancy between actual measurements and those indicated which prevents following good practice or the intent of the Contract Documents, he shall notify the

COR, and shall not proceed with this portion of the work until after he has received instructions.

E. All dimensions shown for duct sizes are net clear inside dimensions. Allowances shall be made for lined ductwork.

1.11 NOISE LEVEL

A. All items of equipment shown on the Plans and described in the Specifications herein have been selected so that anticipated noise levels in the building from air conditioning and other system shall not be above NC level of 35 in the general occupied areas of the building and NC 30 in meeting and conference rooms.

B. If the Contractor wishes to make substitutions of equipment from that selected, he shall himself, satisfy the COR and/or acoustical engineer, beyond any doubt, that the noise levels in the building will not exceed the above specified limits.

1.12 COST BREAKDOWN

A. The Contractor shall provide any cost breakdown that the COR may require for his accounting procedures.

1.13 LOW V.O.C. EMISSION MATERIALS USE ONLY

A. Only products that are rated for low emissions of volatile organic compounds (VOC’s) shall be used for all equipment and products installed on the project, including related construction materials components such as paints, glues, solvents, insulation, etc.

PART 2 - PRODUCTS

2.1 COORDINATION

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A. The products of particular manufacturers have been used as the basis of design in preparation of these documents. Any modifications to the mechanical systems and their components, the electrical systems, the building structure and architecture, or any other portion of the building that result from the use of any other than the basis of design equipment shall be coordinated with all other trades. Such coordination shall occur before delivery of products from the manufacturer

(before shop drawing submittals) and shall be clearly indicated on the shop drawings. All related modifications shall be borne by the Contractor and performed without any additional cost to the

Contract.

B. It is the Contractor’s responsibility to ensure that all openings are left in the floors and partitions for the proper operation of the system and that all openings are in the correct locations.

C. Coordinate work of this Division, including space requirements, with the work of other Divisions.

D. Work of this Division shall be carried on simultaneously with the work of other trades in a manner such as not to delay the overall progress of the work.

E. Should space conditions be found to be inadequate, Contractor shall notify the COR and shall not proceed with this work until he has received instructions.

F. Contractor shall not install any portion of the work until he has properly coordinated with all other trades to ensure proper clearance and fit as required for the installation of his work.

G. Contractor shall coordinate all interfaces and connections with work specified in Division 15 and other sections. Contractor shall be aware of the requirements of these other Divisions and his responsibility at the interfaces and connections.

2.2 SUBSTITUTIONS

A. Prior approval is required where bidding Contractor intends to furnish a product other than those named in the specifications, or on the drawings, where product manufacturers are named.

B. Bidding Contractor shall submit request for prior approval in writing. Prior approval submittal shall contain listing of substitute item proposed for installation, specification section reference, proposed manufacturer, deviation (if any) from specified item, and any changes necessary to fit substituted item into the work. Failure to comply with the above shall be considered due cause for rejection.

C. Requests for prior approvals must be received no later than ten (10) working days prior to bid date.

2.3 FLAME SPREAD AND SMOKE DEVELOPED PROPERTIES OF MATERIALS

A. Materials and adhesives used throughout the mechanical and electrical systems for insulation, and jackets or coverings of any kind, or for piping or conduit system components, shall have a flame spread rating not over 25 without evidence of continued combustion and with a smoke developed rating not higher than 50. If such materials are to be applied with adhesives, they shall be tested as applied with such adhesives, or the adhesives used shall have a flame spread rating not over 25 and a smoke developed rating not higher than 50. (Note: Materials need not meet these requirements where they are entirely located outside of a building and do not penetrate a wall or roof, and do not create an exposure hazard.)

B. “Flame-Spread Rating” and “Smoke Developed Rating” shall be as determined by the “Method of

Test of Surface Burning Characteristics of Building Materials,” NFPA No.255, ASTM E84, Underwriter’s Laboratories, Inc., Standards. Such materials are listed in the Underwriters’

Laboratories, Inc., “Building Materials List” under the heading “Hazard Classification (Fire)”.

2.4 HAZARDOUS MATERIALS

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A. No products shall be used that contain any known hazardous or carcinogenic materials.

B. No materials containing asbestos or radioactive contents shall be provided and/or installed.

C. Handling of any hazardous material is not covered in this Specification Division. Any requirements for such are beyond the scope of this Contract and shall be done only by those persons contracted to do so.

PART 3 - EXECUTION

3.1 GENERAL

A. The Contractor shall lay out his work at the site to conform to the structural conditions, to provide proper grading of lines, to avoid all obstructions, to conform to details of installation supplied by the manufacturers of the equipment to be installed.

B. If the Contractor proposes to install equipment, including piping and ductwork, requiring space conditions other than those shown, or to rearrange the equipment, he shall assume full responsibility for the rearrangement of the space and shall have the COR review the change before proceeding with the work. The request for such changes shall be accompanied by Shop Drawings of the space in question. All related costs incurred shall be borne by the Contractor and performed without any additional cost to the contract.

C. The Contractor is responsible for the proper location and size of all slots, holes or openings in the building structure pertaining to his work, and for the correct location of sleeves, inserts and cores.

Coordinate all openings required through building structure to avoid conflicts with other work and trades.

D. The Contractor shall coordinate his portion of the work with the work of the other trades so that it may be installed in the most direct, efficient, and workmanlike manner without hindering or otherwise restricting the other trades.

E. All piping and ductwork in kitchens and finished areas shall be installed in chases, furred spaces, or above ceilings. Pipes and ducts shall be installed as high as possible. Valves in piping systems shall be offset down to within one (1) foot of access point. Runs of piping shall be grouped whenever it is feasible to do so.

F. Piping, equipment, or ductwork shall not be installed in electrical equipment rooms, or computer rooms unless specifically serving those rooms only. When necessary to install piping, ductwork, or locate equipment in electrical equipment rooms, it shall not be installed closer than 42" in front

(and rear if free standing) of electrical equipment; or closer than 36” of sides of electrical equipment. These clearances shall apply vertically from floor to structure.

G. No access panels shall be permitted in public spaces unless specifically indicated on the Contract

Documents. Do not install equipment above light fixtures so as to hinder maintenance access to power and drain connections. Maintain clearance requirements indicated in manufacturer’s recommendations.

3.2 COORDINATION DRAWINGS

A. Prepare and submit for review coordination fabrication drawings as required to a scale of

1/8"=1'-0" or larger. Prepare floor plans, elevations, and details to indicate penetrations in floors, walls, and ceilings and their relationship to other penetrations and installations.

3.3 COOPERATION WITH WORK UNDER OTHER DIVISIONS

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A. It is the responsibility solely of the Contractor for the completeness of his work and for giving timely and adequate information to other Contractors where required for proper routing and support thereof.

B. Sequence, coordinate, and integrate the various elements of mechanical systems, materials, and equipment. Comply with the following requirements:

1. Verify all dimensions by field measurements.

2. Arrange for chases, slots, and openings in other building components during progress of construction, to allow for mechanical installations.

3. 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.

4. Install systems, materials, and equipment level and plumb, parallel and perpendicular to other building systems and components.

5. Install mechanical equipment to facilitate servicing, maintenance, and repair or replacement of equipment components. Connect equipment for ease of disconnecting, with minimum interference with other installations. Extend grease fittings to an accessible location.

6. Install access panel or doors where units are concealed behind finished surfaces. Access panels and doors shall be of adequate size for maintenance purposes and be as follows:

a. Furnish and install access doors at each point required to provide access to concealed valves, cleanouts, fire dampers and other devices requiring operation, adjustment, or maintenance. Access doors shall be 16 gauge steel, prime coat finish, with mounting straps, concealed hinges and screwdriver locks, designed for the doors to open 180 degrees.

b. Access doors installed in fire walls or partitions shall be U.L. labeled to maintain the fire rating of the wall or partition.

C. Cooperate with all other trades so as to facilitate the general progress of the work. Allow all other trades every reasonable opportunity for the installation of their work and the storage of their materials.

3.4 GENERAL INSTALLATION REQUIREMENTS

A. No portion of the work requiring submittals and/or shop drawings shall be commenced until submission has been reviewed and found to be in compliance with the design concept by the COR.

Installations without submittal review shall be entirely at the risk and expense of the contractor who shall bear all related costs for correction of incorrect installations.

B. All equipment shall be installed in strict conformance with the manufacturer’s most current recommendations, as specified in this Division, and as shown on the drawings.

C. Contractor shall verify adequacy of space conditions at building before commencing work.

D. Except where specifically noted, the plans do not give exact elevations or locations. Thoroughly examine the details of the proposed construction, including exact elevations, locations of necessary points of connection, and obstructions by using visits to the site prior to the bidding. Lack of knowledge of the existing conditions shall not increase the contract sum.

E. Provide access to equipment and apparatus requiring operation, service or maintenance within the life of the system.

F. Subject to the COR’s approval, make minor deviations from the plans where required by space limitations at no addition to the Contract price. Make no alterations to orientation or arrangement of equipment as shown on design drawings, due to unusual and unforeseen circumstances, without prior written approval from the COR.

G. Supply information on actual equipment to be installed to other trades whose work will be affected.

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1. All opening sizes and supplemental support steel required for all items furnished and/or installed under Division 15.

2. Weights and locations of attachment of all equipment supported from the building structure.

H. Where penetrations occur through the roof, the Contractor shall furnish and install all necessary roof curbs, flashings, and any other materials necessary to provide a proper installation of the mechanical portion of the work.

I. Complete installations are required. Coordinate work with others responsible for other services to and from equipment so that installations may be turned over to Owner fully tested and ready for operation.

J. Whenever possible, check all driven machines for free turning by hand, before mounting. Do not operate equipment by electrical power unless properly lubricated.

K. When no specific instructions for testing are included in Specifications for Equipment, test each item, after installation, in accordance with manufacturer’s printed instructions.

L. Provide all roughing, traps, tail pieces, fittings, adapters and other connecting piping, and make final water supply and drain connections to food service and vending equipment.

3.5 WORKMANSHIP

A. All work shall be performed by mechanics skilled in their respective trades and properly licensed.

All equipment shall be installed in accordance with the recommendations of the manufacturer.

B. All welders employed for this work shall be certified under the standard procedure specifications of the National Certified Pipe Welding Bureau. Evidence of welder’s qualifications shall be submitted to the COR before any welds are made.

3.6 SITE OBSERVATIONS

A. Contractor shall notify COR a minimum of 5 working days in advance of various tests and site observations that are required as specified elsewhere in these specifications.

B. No portion of the work shall be concealed until site observations have been made.

3.7 PROTECTION OF EXISTING UTILITIES

A. The Contractor shall use extreme caution during excavation operations not to damage or otherwise interrupt the operations of existing utilities. The Contractor shall be responsible for the continuous operation of these lines and shall provide bypasses or install shoring, bracing, or underpinning as may be required for proper protection.

B. Examine the site, confer with the Utility Companies, and verify the requirements for connections.

C. Pay all necessary connection costs. Failure to include such costs shall not relieve the Contractor of the responsibility or be used as a basis for additional compensation.

D. Coordinate all activities around existing utility line with the appropriate utility company.

3.8 ELECTRICAL WORK

A. All electrical equipment provided under this Division shall comply with the electrical system characteristics indicated on the Electrical Drawings and specified in Division 16.

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B. Air handling units, energy recovery units, and fan coil unit motor speed controls, system controls, and pilot lights and push buttons, shall be furnished complete as a part of the motor apparatus which it operates. All components shall be in conformance with the requirements of the National

Electrical Code and Division 16. Motor starters for all other equipment shall be furnished under

Division 16.

C. All power wiring and final power connections to the system shall be as specified in Division 16.

3.9 INSERTS, BLOCK-OUTS, PIPE SLEEVES, AND FIRE CAULKING

A. Refer to section 15060 for inserts.

B. The Contractor shall install, as required, in concrete, carpentry or masonry construction, all necessary hangers, sleeves, expansion bolts, inserts and other fixtures and appurtenances necessary for the support of all pipe, duct, equipment and devices furnished under each section of the

Specification.

C. Cutting of openings and installation of sleeves or frames through walls and surfaces shall be done in a neat workmanlike manner. Openings shall be cut only as large as required for the installation

(i.e. pipe and pipe insulation as applicable). Sleeves, except as otherwise indicated, and/or frames shall be installed flush with finished surfaces and grouted in place. Surfaces around openings shall be left smooth and finished to match surrounding surface.

D. Pipes passing through concrete and masonry walls and partitions and through concrete floor shall be provided with pipe sleeves which shall be installed during construction of walls, partitions and floors.

1. Sleeves are not required for water and waste connections through a wall or partition to an individual fixture.

2. Sleeves are not required for cast-iron pipe through concrete slab on grade

3. Sleeves shall not be installed in structural members of work, except as detailed on structural drawings, or as reviewed by Structural COR.

E. Install sleeves accurately centered on pipe runs so that piping and insulation (if any) will have free movement in sleeve, including allowance for thermal expansion. Where insulation includes vapor barrier jacket, provide sleeve with sufficient clearance for installation.

F. Sleeve materials shall be as follows:

1. In walls below grade: Schedule 40 black steel pipe, ASTM A120, or A-53.

2. In concrete or masonry walls above grade: Schedule 40 black steel pipe, ASTM A120, or

A-53.

3. In fire and smoke rated walls and partitions above grade: Schedule 40 black steel pipe, ASTM A120, or A-53. At contractor’s option, U.L. listed sleeve assemblies for piping penetrations are acceptable.

4. In non-rated walls and partitions above grade: 18-gauge galvanized sheet steel with lock-type longitudinal seams.

5. In concrete floors above grade: Schedule 40 black steel pipe, ASTM A120, or A-53.

G. Sleeve sealing shall be as follows: Each pipe passing through fire rated partitions, barriers, or floors requiring fire caulking shall be installed with clearances required as per fire caulk manufacturer’s published installation instructions.

H. Where exposed piping, bare and insulated, passes through floors, walls and ceiling, except in

Mechanical Rooms, escutcheons shall be provided. Escutcheons shall be chrome-plated steel plates, hinged type with set screw. Escutcheons shall be as manufactured by Bea-Cor, F&S or

Grinnell.

I. All pipe penetrations shall be sealed in accordance with the details shown on Drawings and/or noted in these Specifications.

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J. Insulated piping passing through fire-rated partitions, barriers, or floors must have the pipe insulation interrupted on both sides of the fire-rated partitions, barriers, or floor penetrations.

3.10 FIRE STOPPING

A. Subject to compliance with requirements, products that may be used include, but are not limited to the following to seal all penetrations through rated assemblies:

1. “Dow Corning Fire Stop Foam” as manufactured by Dow Corning Corp.

2. “Pensil 851" as manufactured by General Electric Co.

3. “Dow Corning Fire Stop Sealant” as manufactured by Dow Corning Corp.

4. “3M Fire Barrier Caulk CP-25" as manufactured by 3M/Electrical Products Division.

5. “RTV 7403" as manufactured by General Electric Co.

6. “Fyre Putty” as manufactured by Standard Oil Engineered Materials Co.

B. Provide one-part, elastomeric sealant formulated for use in a through penetration fire-stop system for filling openings around duct penetrations through walls and floors, having fire-resistance ratings indicated as established by testing identical assemblies per ASTM E-814 by Underwriters

Laboratory, Inc. or other testing and inspecting agency acceptable to local authorities having jurisdiction.

3.11 CUTTING AND PATCHING

A. The Contractor shall assume all cost of, and be responsible for, arranging for all cutting and patching required completing the installation of his portion of the Work. All cutting shall be carefully and neatly done so as not to damage or cut away more than is necessary of any existing portions of the structure.

B. During cutting and patching operations, protect adjacent installations.

C. Protect the structure, furnishings, finishes, and adjacent materials not indicated or scheduled to be removed.

D. Provide and maintain temporary partitions or dust barriers adequate to prevent the spread of dust and dirt to adjacent areas.

E. Patch existing finished surfaces and building components using new materials matching existing materials and experienced Installers.

F. Patch finished surfaces and building components using new materials specified for the original installation and experienced Installers.

3.12 LOCATIONS OF EQUIPMENT, FIXTURES AND ROUGH-INS

A. Verify final locations for rough-ins with field measurements and with the requirements of the actual equipment to be connected.

3.13 PROTECTION OF THE EQUIPMENT

A. Store all equipment, including ductwork, pipe and valves, off the ground and under cover. For storage outdoors, minimum four (4) mil thick plastic shall be securely fitted to withstand splattering, ground water, precipitation and wind.

B. Protect exposed coil sections of geothermal heat pumps and energy recovery units by use of proected sheet metal panels or plywood.

C. Protect top of air units from damage by other trades during construction with plywood covering.

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D. Plug ends of pipe when work is stopped each day and close ends of ducts with four (4) mil thick plastic taped in place until work resumes the next day. Duct tape shall not be considered an acceptable substitute.

E. Damaged equipment shall be repaired or replaced as directed by the COR.

3.14 ELECTRICAL EQUIPMENT ROOM PRECAUTIONS

A. No ductwork and/or piping shall be installed in any switchgear room, transformer vault, telephone room, or electrical closet unless dedicated to service that space.

B. In Mechanical Rooms, where piping runs over motor control centers or other electrical equipment, a suitable sheet metal drip pan shall be provided and piped to the nearest plumbing drain. Shop drawings shall be submitted showing proposed shielding at each location.

3.15 FREEZE PROTECTION

A. During the process of construction, the Contractor shall make certain that no portion of the work is subject to damage by freezing. The Contractor shall not use any anti-freeze solution on potable water systems or on systems in which back-siphonage into the potable water system is possible.

Any damages resulting from freezing shall be repaired by the Contractor at his own expense.

3.16 PAINTING

A. Factory painted equipment that has been scratched or marred shall be repainted with Sherwin

Williams Industrial grade paint to match original factory color.

B. No nameplates or equipment shall be painted, and suitable protection shall be afforded to the plates to prevent their being rendered illegible during the painting operation.

C. Galvanizing broken during construction shall be recoated with cold galvanizing compound.

D. All ductwork, piping, insulation, conduit or other appurtenances visible through grilles and diffusers shall be painted flat black.

E. All underground ferrous pipes shall be given a liberal coat of acid resisting paint having a bituminous base before backfilling.

3.17 BELT DRIVES

A. V-belt drives shall be rated at not less than 150% of nominal horsepower.

B. Motor sheaves shall be variable pitch type.

C. Scheduled fan static pressures are estimated. Provide and adjust drives to deliver air quantities against actual system resistance.

D. Do not force V-belts over sheaves during installation.

E. Provide guards for all belt drives not enclosed within equipment housings. Belt guards for fans shall be expanded metal with heavy gauge sheet metal sides. Provide opening in guards at driving and driven sheaves for use of tachometer for revolution measurement.

3.18 ACCESS DOORS AND ACCESS PANELS

A. Furnish and install access doors of adequate size for maintenance purposes at each point required to provide access to concealed valves, control panels and junction boxes at equipment, cleanouts, MOMA 0204.16 05/04/07 15010-12 fire dampers, fire/smoke dampers, and other devices requiring operation, adjustment, or maintenance. Access doors shall be 16 gauge steel, prime coat finish, with mounting straps, concealed hinges and screwdriver locks, designed for the doors to open 180 degrees.

B. Access doors installed in fire walls or partitions shall be U.L. Labeled to maintain the fire rating of the wall or partition.

C. Access panels in hard ceilings shall be 24” x 24” Cierra products C-RW recessed panel for wallboard surfaces with screw-driver operated cam latch, 16 gauge cold rolled steel frame and door, phosphate dipped with baked on rust inhibitive gray primer. Finish color to match ceiling.

Acceptable alternate manufacturers are Access Panel Solutions Inc and Larsen Manufacturing

Company.

3.19 ESCUTCHEONS

A. Escutcheons shall be installed on all insulated or bare pipes where they pass through floors, ceilings, walls or partitions in finished areas.

B. The interior of closets, adjacent to finished areas, shall be considered as finished for the intent of these Specifications.

C. Escutcheons shall be split, hinged, stamped brass type designed to fit the bare or insulated pipe, and to cover the terminating pipe sleeve, in chrome plated finish unless otherwise specified, with securing device to hold the escutcheon tight to the bare or insulated pipe.

3.20 CLEANING

A. During the process of construction, the Contractor shall keep all pipe openings closed by using temporary plugs or caps to prevent foreign matter, dust and construction debris from entering. The

Contractor shall cover all openings in ducts with suitable material to prevent foreign matter, dust and construction debris from entering. The Contractor shall cover all fixtures, equipment and apparatus as required protecting them against dirt, water, chemical or mechanical damage, both before and after installation. Any such fixtures, equipment or apparatus damaged prior to final acceptance of the work shall be restored to its original condition or replaced.

B. Temporary filters shall be provided for fans and air units that are operated during construction.

Filters used on units during construction shall be minimum MERV-8. Temporary filters shall be changed regularly to prevent contamination of the equipment and duct systems. At the time of starting the balancing of the air distribution system, new filters shall be installed. Permanent filters

(new and unused) shall be installed one (1) week prior to final site observation.

C. Energy Recovery and Heat Pump Units: Do not operate units without filters in place, or prior to acceptance without receipt of written permission from the COR. Any units operated during construction shall be with 100% outside air and no return air. Filters used on units during construction shall be minimum MERV-8.

D. Any fans or air units operated during construction shall have temporary filters. Filters shall be changed weekly. Filters used on units during construction shall be minimum MERV-8.

E. Ends of open ducts and pipes shall be covered during construction except when working directly on such end prohibits covering. Cover with minimum four (4) mil thick polyethylene taped, tied or wired in place.

F. The interior of ducts, plenums, and casings shall be cleaned of all debris and blown free of all particles of rubbish and dust before installing outlet faces.

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G. The exterior surfaces of all mechanical equipment, piping, and ducts, shall be cleaned of all grease, oil, paint, dust and other construction debris.

H. Circulating Piping Systems: Before placing cooling and/or heating system in operation, flush until all visible sediment and foreign matter are removed, but not less than one hour, by temporary connection of City water pressure to high point of the system and extension of not less than 3/4" drain line from each low point to floor drain. Continue flushing new water piping systems until water runs clean. Mild chemical cleaning may be required. If so, flush all cleaning chemicals out of the piping system before recharging with water.

I. In filling systems, be sure to vent in such a manner that the control valves cannot backfill, thus causing foreign matter to be introduced into the valve body.

J. All equipment, pipe, valves and fittings shall be cleaned of grease, oil, paint spots, metal cuttings, sludge, and construction debris.

K. Bearings in equipment that require lubrication shall be lubricated in accordance with the manufacturer's recommendations. A list of the manufacturer's lubrication schedule shall be submitted.

L. Sterilize the domestic water supply and distribution system in accordance with the local codes having jurisdiction. Furnish three (3) copies of a Certificate of Performance of Complete

Sterilization to the COR before final site observation of the work, all work shall be certified by a

State approved testing laboratory.

M. After the hydrostatic tests have been made and prior to the operating tests, equipment shall be thoroughly and effectively cleaned of foreign materials. Wherever possible, water-contacted surfaces shall be wire-brushed to remove loose material. The equipment shall then be cleaned as recommended by the equipment manufacturer.

N. Remove all stickers, rust, stains, unnecessary labels, grease, and temporary covers before final acceptance.

O. Clean and polish all equipment identification plates.

P. Equipment rooms shall be left broom clean.

3.21 TESTING

A. During the progress of the work, or upon its completion, the Contractor shall at his own expense, make such tests of his work as herein specified. He shall provide all apparatus, temporary piping connection or other requirements necessary for such tests and shall take all due precautions to prevent damage to the building or its contents incurred by such tests. Contractor shall furnish a certified report of compliance or noncompliance on each test to the Owner's Representative.

3.22 AS-BUILT DRAWINGS

A. The Contractor shall maintain on a daily basis at the project site a complete set of contract mechanical, plumbing and fire protection “As-Built Drawings”, reflecting an accurate dimensional record of all new (and existing) buried or concealed work from multiple column lines. The “As-

Built Drawings” shall be marked to show the precise location of concealed work and equipment, including concealed or embedded piping and valves and all changes and deviations in the

Mechanical work from that shown on the Contract Documents. This requirement shall not be construed as authorization for the Contractor to make changes in the layout or work without definite instructions from the COR. The completed set of marked-up drawings, clearly showing the nature and extent of all changes, shall be turned over to the COR upon completion and acceptance of the work.

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B. Record dimensions shall clearly and accurately delineate the work as installed; locations shall be suitable identified by at least two (2) dimensions to structural column lines or a permanent structure.

C. The Contractor shall mark all “As-Built Drawings” on the front lower right hand corner with a rubber stamp impression that states the following:

“AS-BUILT DRAWINGS” (3/8" high letters)

To be used for recording Field Deviations And Dimensional Data Only. (5/16" high letters)

3.23 RECORDS AND INSTRUCTIONS FOR OWNER

A. Provide manuals as required for Operating and Maintenance Data. Use multiple binders if a single binder would exceed 3 inches in thickness; arrange the data in the same sequence as the specification sections; delete or mark through extraneous data. Furnish 4 copies of manuals. Turn over to the COR for check and subsequent delivery to the Owner.

B. Provide tab pages with metal or plastic reinforced holes to separate each major item or closely related group of items with typed item names on the tabs. Supply a table of contents at the beginning of each volume listing all items, the manufacturer, and the name, address and phone number of the nearest authorized service representative.

C. Manuals shall include one copy of all submittal data, including operation, maintenance and lubrication instructions, manufacturer’s recommended spare parts list, parts lists, a copy of the manufacturer’s warranty, test reports, and the following:

1. All warranties and guarantees and manufacturers' directions shipped with the equipment on the equipment and/or materials covered by the Contractor.

2. Reviewed shop drawings of all systems, including field prepared drawings for layout and installation of piping and ductwork.

3. "As-built" plans, a complete set of bluelines marked up in red clearly showing the

"as-built" conditions. Mark ups shall be submitted to the Owner's Representative for review.

4. Four (4) sets of operating instructions for heating and cooling and other mechanical systems. Operating instructions shall also include recommended periodic maintenance instructions, including instructions for cleaning and lubricating procedures, seasonal changeover procedures, and step-by-step procedure for starting, stopping and operating each system in this particular building to promote energy conservation.

5. Repair parts lists of all major items and equipment including name, address, and telephone number of local supplier or agent.

6. Automatic Control System product data and shop drawings.

7. A complete description of the functions and operations of each piece of equipment including a description of how equipment operates in conjunction with automatic control systems.

8. Complete balance and test results of all systems certified by the registered Test and

Balance Agency.

9. Valve lists for each of the various piping systems. Lists shall be tabulated on diagrammatic drawings of each piping system.

10. Valve tag charts and diagrams as specified elsewhere herein.

D. All of the above data shall be submitted to the COR for approval at such time as the Contractor asks for his last inspection prior to the final COR site observation, but in no case, less than two (2) weeks before final COR site observation.

3.24 INSTRUCTION OF PERSONNEL

A. The Contractor shall also give not less than three (3) days of operating instructions, during the adjustment and testing period, to the Owner’s operating personnel in order to familiarize them with the proper care and operation of the equipment. The thirty-six (36) hours shall be broken into a

MOMA 0204.16 05/04/07 15010-15

series of six (6) -six- (6) hour sessions. The written operating instructions referred to in paragraph above shall be used as a basis for this on-the-job instruction. The following shall be covered:

1. General familiarization and operating procedures for the entire mechanical installation.

2. Routine maintenance procedures for all mechanical equipment.

3. Specific operating and maintenance procedures for the refrigeration and heating system.

4. Specific operating and maintenance procedures for the automatic control systems.

B. Obtain receipt from the Owner’s representative acknowledging completion of each item of instruction.

3.25 WARRANTY

A. All systems and components shall be provided with a one (1) year warranty from the time of final acceptance unless otherwise noted in the Contract Documents. The warranty shall cover all materials and workmanship. During this warranty period, all defects in materials and workmanship shall be corrected by repair or replacement without incurring any additional cost to the Contract.

B. Replacement of lost refrigerant and refrigerant compressor oil for one (1) year after the date of

COR’s Final Certificate shall be made by the Contractor without additional charge.

C. Refrigeration motor-compressor units shall have 4-year extended warranties effective for the period beginning one year from the date of Substantial Completion. These warranties shall be supplied by the manufacturer, shall not be pro-rated, and shall provide for the no-cost replacement of failed motor-compressor units upon delivery to manufacturer’s exchange-replacement distributor. Contractor shall deliver the 4-year extended warranties, properly filled in, with the maintenance manuals.

D. Excessive…