specsdivisions15and16.pdf

Chattooga River Ranger Office Project No. 0204.17

OWNER:

USDA Forest Service Southern Region 1720 Peachtree Road, N.W.

Atlanta, Georgia 30309

TEL: 404/347-4593 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

CHATTOOGA RIVER RANGER OFFICE TABLE OF CONTENTS

MOMA 0204.17 11/02/07 TOC-1

Issue Date

DIVISION 1 - GENERAL 01100 Summary 11/02/07 REQUIREMENTS 01200 Price and Payment Procedures 11/02/07 01300 Administrative Requirements 11/02/07 01354 Leed Credit Summary 11/02/07 01400 Quality Requirements 11/02/07 01500 Temporary Facilities and Controls 11/02/07 01575 Temporary Erosion and Sedimentation Control 11/02/07 01600 Product Requirements 11/02/07 01700 Execution Requirements 11/02/07 01732 Waste Management 11/02/07 01734 Indoor Air Quality 11/02/07 01780 Closeout Submittals 11/02/07

DIVISION 2 - SITE CONSTRUCTION 02200 Earthwork 11/02/07 02225 Earthwork for Utilities 11/02/07 02230 Site Clearing 11/02/07 02270 Temporary Erosion Control 11/02/07 02272 Rip Rap 11/02/07 02361 Termite Control 11/02/07 02601 Manholes 11/02/07 02660 Water Distribution Systems 11/02/07 02736 Sanitary Sewer 11/02/07 02751 Cement Concrete Pavement 11/02/07 02870 Site Furnishings 11/02/07 02931 Grassing 11/02/07

DIVISION 3 - CONCRETE 03130 Permanent Insulated Concrete Forming IICF) System 11/02/07 03300 Cast-In-Place Concrete 11/02/07

DIVISION 4 - MASONRY 04860 Stone Masonry 11/02/07

DIVISION 5 - METALS 05120 Structural Steel 11/02/07 05500 Metal Fabrications 11/02/07

DIVISION 6 - WOOD AND PLASTICS 06100 Rough Carpentry 11/02/07 06176 Metal-Plate-Connected Wood Trusses 11/02/07 06181 Glued Laminate Structural Units 11/02/07 06201 Exterior Finish Carpentry 11/02/07 06402 Interior Architectural Woodwork 11/02/07

DIVISION 7 -THERMAL AND 07115 Waterproofing Membrane MOISTURE 07210 Building Insulation 11/02/07 PROTECTION 07610 Sheet Metal Roofing 11/02/07 07920 Joint Sealants 11/02/07

DIVISION 8 - DOORS AND WINDOWS 08110 Steel Door Frames 11/02/07 08211 Flush Wood Doors 11/02/07 08411 Aluminum-Framed Entrances and Storefronts 11/02/07 08710 Door Hardware 11/02/07 08800 Glazing 11/02/07

DIVISION 9 - FINISHES 09250 Gypsum Board 11/02/07 09310 Ceramic Tile 11/02/07 09511 Acoustical Panel Ceilings 11/02/07 09651 Resilient Floor Tile 11/02/07 09653 Resilient Wall Base and Accessories 11/02/07 09681 Carpet Tile 11/02/07 09911 Painting 11/02/07

MOMA 0204.17 11/02/07 TOC-2

DIVISION 10 – SPECIALTIES 10155 Toilet Compartments 11/02/07 10270 Access Flooring 11/02/07 10431 Signage 11/02/07 10520 Fire-Protection Specialties 11/02/07 10801 Toilet and Bath Accessories 11/02/07

SECTION 11 – EQUIPMENT 11458 Disappearing Stairway 11/02/07

DIVISION 12 – FURNISHINGS 12485 Foot Grilles 11/02/07 12491 Horizontal Louver Blinds 11/02/07

SECTION 13 – SPECIAL Not used.

SECTION 14 – CONVEYING SYSTEMS 14210 Electric Traction Elevators 11/02/07

SECTION 15 - MECHANICAL 15010 Basic Mechanical Requirements 11/02/07 15011 Schedule of Submittal Data 11/02/07 15030 Excavating, Trenching, an Backfilling 11/02/07 15047 Identification of Pipe, Valves, and Equipment 11/02/07 15060 Pipe Hangers, Supports, and Anchors 11/02/07 15100 Valves (HVAC) 11/02/07 15170 Motors, Starters, and Disconnect Switches 11/02/07 15185 Pumps (HVAC) 11/02/07 15230 Mechanical Insulation 11/02/07 15241 Vibration Isolation 11/02/07 15410 Plumbing Fixtures and Trim 11/02/07 15421 Domestic Water Distribution 11/02/07 15431 Soil and Waste Piping Systems 11/02/07 15462 Light Duty Electric Storage Type Water Heaters 11/02/07 15510 HVAC Piping 11/02/07 15520 Piping Specialties 11/02/07 15545 Water Treatment System 11/02/07 15605 Geothermal Heat Pumps 11/02/07 15660 Fans 11/02/07 15680 Electric Heaters 11/02/07 15820 Ductwork Specialties 11/02/07 15860 Energy Recovery Units 11/02/07 15870 Grilles, Registers, and Diffusers 11/02/07 15891 Ductwork 11/02/07 15900 Construction IAQ Management Plan 11/02/07 15950 Building Systems Control 11/02/07 15990 Testing, Adjusting, and Balancing 11/02/07

MOMA 0204.17 11/02/07 TOC-3

SECTION 16 - ELECTRICAL 16010 Electrical General 11/02/07 16110 Raceway Systems 11/02/07 16120 Wires and Cables 11/02/07 16130 Boxes and Fittings 11/02/07 16140 Wiring Devices 11/02/07 16160 Panelboards 11/02/07 16165 Distribution Panelboards 11/02/07 16170 Motor and Feeder Disconnect Switches 11/02/07 16425 Service and Distribution 11/02/07 16450 Grounding 11/02/07 16505 Lighting 11/02/07 16560 Lighting Controls 11/02/07 16620 Surge Protection 11/02/07 16705 Structured Cabling for Voice and Data Inside Plant 11/02/07

END OF TOC

CHATTOOGA RIVER RANGER OFFICE MECHANICAL AND ELECTRICAL INDEX

MOMA 0204.17 11/02/07 15000 thru 16000-1

SECTION # REVISED SECTION NAME

MECHANICAL

15010 BASIC MECHANICAL REQUIREMENTS

15011 SCHEDULE OF SUBMITTAL DATA

15030 EXCAVATING, TRENCHING, AND BACKFILLING

15047 IDENTIFICATION OF PIPE, VALVES AND EQUIPMENT

15060 PIPE HANGERS, SUPPORTS, AND ANCHORS

15100 VALVES (HVAC)

15170 MOTORS, STARTERS, AND DISCONNECT SWITCHES

15185 PUMPS (HVAC)

15230 MECHANICAL INSULATION

15241 VIBRATION ISOLATION

15410 PLUMBING FIXTURES AND TRIM

15421 DOMESTIC WATER DISTRIBUTION

15431 SOIL AND WASTE PIPING SYSTEMS

15462 LIGHT DUTY ELECTRIC STORAGE TYPE WATER HEATERS

15510 HVAC PIPING

15520 PIPING SPECIALTIES

15545 WATER TREATMENT SYSTEM

15605 GEOTHERMAL HEAT PUMPS

15660 FANS

15680 ELECTRIC HEATERS

15820 DUCTWORK SPECIALTIES

15860 ENERGY RECOVERY UNITS

15870 GRILLES, REGISTERS, AND DIFFUSERS

15891 DUCTWORK

15900 CONSTRUCTION IAQ MANAGEMENT PLAN

CHATTOOGA RIVER RANGER OFFICE MECHANICAL AND ELECTRICAL INDEX

MOMA 0204.17 11/02/07 15000 thru 16000-2

15950 BUILDING SYSTEMS CONTROLS

15990 TESTING, ADJUSTING AND BALANCING

ELECTRICAL

16010 ELECTRICAL GENERAL

16110 RACEWAY SYSTEMS

16120 WIRES AND CABLES

16130 BOXES AND FITTINGS

16140 WIRING DEVICES

16160 PANELBOARDS

16165 DISTRIBUTION PANELBOARDS

16170 MOTOR AND FEEDER DISCONNECT SWITCHES

16425 SERVICE AND DISTRIBUTION

16450 GROUNDING

16505 LIGHTING

16560 LIGHTING CONTROLS

16610 LIGHTNING PROTECTION SYSTEM

16620 SURGE PROTECTION

CHATTOOGA RIVER RANGER OFFICE BASIC MECHANICAL REQUIREMENTS

MOMA 0204.17 11/02/07 15010-1

SECTION 15010

BASIC MECHANICAL REQUIREMENTS

PART 1 - GENERAL

1.1 DESCRIPTION OF WORK

A. This division and the accompanying Drawings cover furnishing of all labor, equipment, appliances, and materials and performing all operations in connection with the installation of complete air conditioning, ventilating, heating, plumbing and fire protection systems as specified herein and as shown on the Drawings.

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

C. 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.

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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)

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. All modifications required by these codes shall be made by the Contractor at no addition to the cost of the Contract. Any conflict between these documents and the governing codes shall be immediately brought to the attention of the COR of Record. Where code requirements are less than those shown on the Plans or in the Specifications, the Plans and Specifications shall govern.

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

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A. The Contractor shall secure all permits, inspections, and approvals as required by all authorities having jurisdiction. All fees pertaining to these permits, inspections and approvals shall be assumed and paid by the Contractor.

B. Contractor shall not proceed with any portion of the work until after he has paid for and obtained all necessary permits.

C. Contractor shall turn over all construction inspection certificates to COR before request for final payment.

1.5 SUMMARY

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 SOIL CONDITIONS

A. This section of the Specification and the Drawings in no way imply the condition of the soil to be encountered. Where excavating is required, each Contractor agrees that he has informed himself regarding conditions effecting his work, labor and materials required without recourse to any representation as to soil conditions that may appear or seem to be implied in any portion of the Contract Documents.

1.7 QUALITY ASSURANCE

A. All equipment, material, and workmanship shall comply with requirements as specified in this section of these specifications.

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

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

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

E. All equipment and material furnished and/or installed by Contractor shall be that as manufactured by firms regularly engaged in the manufacture of those products of types, materials and sizes required, whose products have been in satisfactory use in similar service for not less than five (5) years.

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F. Listing manufacturers name in this Division does not infer conformity to all requirements of the Contract Documents nor waive requirements thereof.

G. 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.

H. 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. Where either equipment or materials are stored outdoors, Contractor shall cover in a suitable manner to prevent contamination from water, dirt, mud and/or debris. Equipment and material shall not be laid on grade for storage.

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

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. Any areas of concern must be identified in writing to the COR within five (5) working days prior to the bid date.

C. Ignorance of work performed by other trades or conditions arising during the progress of the project shall not be considered as a basis for relieving the Contractor on a claim of not being able to properly estimate the entire cost of the work, nor shall it constitute grounds for non-performance of any portion of the work.

MOMA 0204.17 11/02/07 15010-5

D. 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. Contractor shall maintain maximum headroom and space conditions at all points. Where headroom or space conditions appear inadequate, the Contractor shall notify the COR and shall not proceed with this work until he has received instructions.

E. The Contractor shall base all measurements, both horizontal and vertical, from established bench marks. All work shall agree with these established lines and levels. Verify all measurements at site and check correctness of same as related to the work. 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.

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

1.11 SPECIFICATIONS

A. There are intricacies of construction which are impractical to specify in detail, but in such matters the current rules of good practice shall govern. Any point which requires clarification will be fully explained if applications are made to the Owner's Representative. The Plans and Specifications are intended to be cooperative and of equal binding force.

B. Anything called for in the Specifications and not shown on the Drawings, or vice versa shall be furnished by this Contractor. (The best quality items for the intended purpose shall be installed).

1.12 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.

1.13 COST BREAKDOWN

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

PART 2 - PRODUCTS

2.1 COORDINATION

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 CORure, 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. The Contractor shall include in his work the leaving of openings in the building roof, floors and walls for supply, return and exhaust air ducts and piping unless noted otherwise or specified

MOMA 0204.17 11/02/07 15010-6

herein. It shall be 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 requirements of various components of the heating, ventilating and air conditioning system; fire protection system; and plumbing systems specified herein. Supervise interconnection and adjustment of these components so as to obtain a complete and functional system.

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

E. 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.

F. Materials and equipment shall fit into the space designated as indicated on the drawings without having to alter the building structure or any portion of the work to accommodate the installation.

1. 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.

G. 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. Any material and/or equipment installed prior to coordination found to be in conflict with other trades shall be removed and/or corrected by the Contractor at his expense.

H. 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.

I. The electrical conduit and wiring for the motors, controllers, interlocks control devices and controls are specified in Division 16, unless otherwise specified.

2.2 EQUIPMENT, MATERIALS AND BID BASIS

A. It is the intention of these Specifications to indicate a standard of quality for all material and equipment incorporated in this work. Manufacturer’s names are used to designate the item of equipment or material as a means of establishing grade and quality. Where three or more manufacturers are named, only these manufacturers’ products will be considered and the Contractor’s bid shall be based on their products. Other named manufacturers, although acceptable as manufacturers, must prove their product will perform satisfactorily and will meet space requirements, and shall obtain pre-approval of their equipment, before submitting shop drawings.

B. In the event only one manufacturer is named, manufacturers of similar quality products will be considered unless the Specifications state otherwise. Such unnamed manufacturer’s products will, however, be considered as substitutions and shall not be used as a basis for bidding. In the event the Contractor wishes to submit substitutions to the COR for review prior to bid, he shall furnish descriptive catalog material, test data, and samples, as well as any other pertinent data necessary to demonstrate that the proposed substitutions are acceptable equals to the specified product. No substitutions shall be made without the written consent of the COR. No substitutions will be allowed after the project bid.

C. The use of one named manufacturer in the schedules on the Drawings is for guide purposes. The provisions of the previous paragraph will govern in the selection of products to be used.

2.3 SUBSTITUTIONS

A. Contractor shall list and identify all products, material and/or items other than those specified and/or shown on drawings, provided the substitution equals or exceeds the criteria for the item

MOMA 0204.17 11/02/07 15010-7

specified or shown on the drawings. Contractor shall assume responsibility for the installation of substitution so as not to make any portion of the work to be rendered inaccessible per manufacturer’s recommendations. Contractor shall also assume responsibility to make certain that proposed substitution shall fit into space provided without altering, damaging, or having to demolish any portion of the work.

B. 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.

C. 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.

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

E. Contractor shall not purchase any material and/or equipment prior to receiving verification of compliance with engineering design concept from COR. Any substitutions the Contractor wishes to propose in lieu of materials and/or equipment indicated in the contract documents shall be reviewed by the COR. Any material and/or equipment purchased and/or installed prior to the written confirmation of the review and approval by the COR found to be in non-compliance with the contract documents shall be corrected as instructed by the COR without any addition to the contract price.

F. Contractor shall not make any changes in design as shown on the drawings or as described in the specifications without written permission from the COR. Any changes the Contractor wishes to propose to the design indicated in the contract documents shall be reviewed by the COR. Changes in the design shall be allowed only by approval from the COR. Any changes in design not approved by the COR shall be the sole responsibility and liability of the Contractor. Any problematic conditions arising from design changes by the Contractor shall be corrected by the Contractor at no cost to either the Owner or the COR.

2.4 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)”.

2.5 HAZARDOUS MATERIALS

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.

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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.

2.6 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 3 - EXECUTION

3.1 GENERAL

A. General: The mechanical (HVAC and plumbing) and fire protection Contract Documents do not give exact elevations or locations of lines, nor do they show all the offsets, control lines, or other installation details. The Contractor shall carefully 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, and to thereby provide an integrated, coordinated and satisfactory operating installation. If the Contractor proposes to install equipment, including piping and ductwork, requiring space conditions other than those shown or should local conditions necessitate a rearrangement of piping and/or ductwork, or to rearrange the equipment, he shall assume full responsibility for the rearrangement of the space and shall have the Owner's Representative review the change before proceeding with the work. This shall be performed at no additional cost to the Owner. The request for such changes shall be accomplished by Contractor prepared Shop Drawings of the space or items in question. The Owner or Owner's Representative reserves the right to reject any equipment which, in his opinion, does not fit the space.

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. Piping interferences shall be handled by giving precedence to pipe lines which require a specific grade for proper operation. Storm drainage or sewer lines and condensate piping shall take precedence over water lines in determination of elevations.

Where there is interference between storm drainage or sanitary waste and vent lines and condensate lines, the storm drainage or sanitary waste and vent lines shall have precedence and provisions shall be made in the condensate lines for routing them around the storm drainage or sanitary waste and vent lines. In all cases, lines requiring a stated grade for their proper operation shall have precedence over electrical conduit and ductwork.

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.

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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.

H. Provide access to equipment and apparatus requiring operation, service or maintenance within the life of the system. Devices include but are not limited to: motors, valves, filters, dampers, and shock absorbers. Listed equipment located above lay-in type ceilings is considered accessible.

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; detailing major elements, components, and systems of mechanical equipment and materials in relationship with other systems, installations, and building components. 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 (dimensioned from major building components and column lines including bottom elevations of installed MEPFP components and systems) of piping (all divisions), ductwork, equipment, conduit and materials with dimensions from structural components and elevations of suspended items. Include the following:

a. Clearances for installing and maintaining insulation.

b. Clearances for servicing and maintaining equipment, including code required clearances for equipment with electrical components, filter removal, and space for equipment disassembly required for periodic maintenance.

c. Equipment connections and support details.

d. Exterior wall and foundation penetrations.

e. Fire-rated and smoke rated wall and fire rated floor penetrations.

f. Sizes and location of required concrete pads and bases.

g. Valve stem movement.

2. Indicate scheduling, sequencing, movement, and positioning of large equipment into the building during construction.

3. Prepare floor plans, elevations, and details to indicate penetrations in floors, walls, and ceilings and their relationship to other penetrations and installations.

4. Prepare reflected ceiling plans to coordinate and integrate installations, air outlets and inlets, light fixtures, communication systems components, and other ceiling-mounted items.

3.3 COOPERATION WITH WORK UNDER OTHER DIVISIONS

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. Coordinate mechanical systems, equipment, and materials installation with other building components.

2. Layout work carefully at the site to conform to the building and site conditions to avoid all obstructions. Coordinate work with that of the other trades to avoid delays and expense to others.

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3. Failure to route pipes and/or ducts through the building without interfering with other Contractor's equipment or construction shall not constitute a reason for an extra charge.

Check Architectural and Structural drawings and details for interferences as governed by structural or other conditions before installing work. The right is reserved to make any reasonable change in location of the various pieces of equipment, ducts, piping and mechanical systems shown on drawings prior to roughing in at no additional cost to the Owner.

4. Verify all dimensions by field measurements.

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

6. 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.

7. 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. Schedule work to permit inspections by the Owner's Representative and/or authorities having jurisdiction, as required, before the work is completed.

8. Where mounting heights are not detailed or dimensioned, install systems, materials, and equipment to provide the maximum headroom possible.

9. 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.

10. 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 Owner's Representative.

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

12. 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.

13. 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.

14. Install systems, materials, and equipment giving right-of-way priority to systems required to be installed at a specified slope.

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.

D. The work under this Division shall follow the general building construction closely. Set all pipe sleeves, inserts, etc. and ensure that all openings for chases, pipes, etc., are provided before concrete is placed or masonry is installed.

E. Work with other trades in determining exact locations of outlets, conduits, fixtures and pieces of equipment to avoid interferences with lines as required to maintain proper installation of other work.

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F. Make such progress in work that will not delay the work of other trades. Schedule the work so that completion dates as established are met. Furnish sufficient labor or work overtime to accomplish these requirements

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. All work, material and equipment shall be in compliance with the submittals and/or shop drawings. 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. If any conflict arises between these instructions, notify the COR immediately for guidance.

C. Contractor shall install all material and equipment at locations indicated on the drawings.

Contractor shall verify adequacy of space conditions at building before commencing work. All materials and equipment shall be installed so as to maintain maximum headroom and access to equipment, control devices, valves and dampers.

D. Installation of any work contrary to the applicable Codes, Laws, Ordinances, Rules, Regulations or Contract Documents without written notice to and review from the COR shall result in the Contractor bearing all costs arising there from to correct such work.

E. 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.

F. Provide access to equipment and apparatus requiring operation, service or maintenance within the life of the system. Including, but not limited to, motors, valves, filters, dampers, shock absorbers, electrical connections, control panels, and junction boxes, etc. Equipment located above lay-in type ceilings is considered accessible.

G. 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.

H. Furnish all necessary anchor bolts which have not been provided with equipment. Where anchor bolts are not built into structure, through bolts or other means approved by the COR are permissible. When necessary to drill concrete floors or foundations, secure anchor bolts in place with approved materials and methods of attachment.

I. Prior to setting equipment on foundations, confirm that foundations present true surface for solid bearings of equipment supports.

J. Dimensions, connections and installation details of the equipment supplied by different acceptable manufacturers may vary. Provide shop drawings, services, materials and labor necessary for compliance with requirements of plans and specifications.

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

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

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

L. 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.

M. Employ proper crafts to install and test all equipment; installer shall assume responsibility for proper alignment, cleaning and lubrication of such equipment prior to start-up. All personnel employed, and their assigned responsibilities in execution of this work, shall be maintained in harmony with those of other work trades at site, to avoid disputes and delays to the overall construction schedule.

N. 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.

O. Exercise reasonable care at all times to protect equipment and building from damage.

P. The air systems shall operate without aerodynamic noise being generated from the faulty installation of ductwork or any component of the air distribution system.

Q. Do not tap couplings on shafts if bearings or other parts are mounted thereon. Use proper wheel puller to remove coupling hubs if removal is necessary.

R. Cooperate with and render any required assistance to equipment manufacturer’s service engineers or erection supervisors who have been engaged to supervise erection, inspect installations, and make necessary adjustments to place equipment in proper operating condition prior to start-up.

S. If equipment or parts thereof when received for installation are found to be damaged in any manner, or fail to comply with the manufacturer’s certified prints, immediately advise COR so that proper corrective measures may be taken.

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

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

V. 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 in the best and most workmanlike manner by mechanics skilled in their respective trades and properly licensed. All equipment shall be installed in accordance with the recommendations of the manufacturer and the best standard practice to bring results of first class only.

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.

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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. Locations and elevations, together with method of tie-in of utilities as indicated by the Plans and Specifications, have been obtained by conferences with the Utility Companies or other reliable sources and are shown as a guide without guarantee as to accuracy.

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

D. 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.

E. Verify the depth of existing sanitary sewer at the point of connection before proceeding with any work. Should sewer depth at the point of connection be too high for proper drainage, request instructions from the Owner's Representative.

F. Schedule work so existing systems operation will not be interrupted. Obtain approval from the Owner at least 7 days prior to any utility interruption or connection.

G. 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.

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 provided under Division 16.

D. Control wiring (115V and less) shall be provided under Division 15 and extended from the nearest Division 16 120 volt power circuits connected to their junction boxes located near the controlled mechanical devices from power panels. This is required for a complete functional system installed by the Contractor and properly coordinated in the field prior to installation. All wiring for voltages higher than 30 volts shall be done by a licensed electrician.

E. All electrical characteristics for mechanical equipment shall be taken from the Electrical Drawings and Specifications and coordinated with the Electrical Contract Documents before equipment is ordered or shop drawings are submitted. Contractor shall submit written letter stating all equipment requiring power has been coordinated with the electrical contractor with a list of this equipment indicated and its associated electrical requirements.

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

A. Refer to section 15060 for inserts.

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B. The Contractor shall install, as required, in concrete, carpentry or masonry construction, all necessary hangers, sleeves,…