WoodsEdge Controls and TAB Combined Specs.pdf

Kalamazoo RESA

WOODS EDGE CONTROLS, TEST AND BALANCE

Portage, Michigan

0 - [1]

Woods Edge Controls, Test and Balance

MECHANICAL / ELECTRICAL ENGINEERING

Eckert Wordell

161 East Michigan Avenue, Suite 200

Kalamazoo, MI 49007

V: (269) 388-7313

Portage, Michigan

TABLE OF CONTENTS 00 0100 - [1]

SECTION 00 0100 -TABLE OF CONTENTS

DIVISION 23 - MECHANICAL

23 0500 BASIC MECHANICAL REQUIREMENTS

23 0505 BASIC MECHANICAL MATERIALS AND METHODS

23 0553 IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT

23 0593 TESTING, ADJUSTING, AND BALANCING

23 0900 TEMPERATURE CONTROLS

23 0993 HVAC SEQUENCE OF OPERATIONS

TABLE OF CONTENTS 00 0100 - [2]

END OF SECTION 00 0100

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BASIC MECHANICAL REQUIREMENTS 23 0500 - [1]

SECTION 23 0500 - BASIC MECHANICAL REQUIREMENTS

PART 1 – GENERAL

SUMMARY

A. This section includes general administrative and procedural requirements for mechanical installations.

The following administrative and procedural requirements are included in this Section.

1. Related Documents

2. General Mechanical Provisions

3. Codes, ordinances, permits, fees, or assessments

4. Submittals

5. Record Documents

6. Maintenance Manuals

7. Delivery, storage and handling

8. Protection

9. Completion of work

10. Temporary Services

11. Rough-ins

12. Cutting and Patching

13. Substitutions

1.01 GENERAL MECHANICAL PROVISIONS

A. The work in this Division consists of furnishing all labor and materials, accessories, equipment, transportation, supervision, start-up services, instructions, permits and incidentals, and related items necessary to complete installation and successfully test, start-up and operate, in a practical and efficient manner, all mechanical work and systems indicated on the drawings and described in each

Section of this Division. The work shall also include any items which, while not specifically included in these specifications or drawings, are reasonable and properly inferable therefrom or are accepted trade practice or necessary for the proper completion of this System.

B. The General Requirements of these specifications govern all portions of this heating, ventilating and plumbing system and will apply in full force to this contract.

C. Submission of a Bid Proposal is considered evidence that a contractor has visited the site, examined the drawings and specifications of all Trades and has fully informed himself as to project and site conditions and is proficient, experienced and knowledgeable of all state, local and federal standards, codes, ordinances, permits and regulations which affect every subcontractor trade’s completion, cost and time required and that all costs are included in his Bid Proposal.

D. The Contractor shall be responsible for all Subcontractors and suppliers, and shall include in his Bid

Proposal and properly apportion, all materials, labor and equipment to the Subtrades.

E. All labor, materials and equipment shall be guaranteed by the Contractor and/or warranted by the manufacturer for one calendar year after date of final acceptance, except where specific, longer periods are specified. Make all necessary alterations, repairs, adjustments and replacements during guarantee period as directed by Engineer to comply with drawings and specifications. Such work shall be at no cost to the Owner.

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F. Provide the service of factory-trained personnel for such periods of time as required to instruct the

Owner’s personnel on operation and maintenance of installed equipment.

G. This Contractor shall have in charge of the work at all times during construction a thoroughly competent Field Superintendent with experience in the work to be installed under this contract.

H. Where a conflict exists between the drawings and specifications it shall be immediately brought to the engineer’s attention. If such a conflict is not resolved before work commences, contractor shall provide the most work of greatest value.

I. All products shall be installed per the manufacturers written instructions. Where a conflict exists between the contract documents and the manufacturers instructions, the engineer shall be notified immediately to resolve the conflict.

1.02 CODES, ORDINANCES, PERMITS, FEES OR ASSESSMENTS

A. All work and materials shall be installed in accordance with the standards as described by local and state codes or ordinances including the rules of the National Plumbing Code, National Board of Fire

Underwriters, American Standards Association, and with the prevailing rule and regulations pertaining to adequate protection and guarding of any moving parts or otherwise hazardous locations.

B. Should the drawings or specifications call for sizes and grades different than required by the governing code, this Contractor shall furnish and install the larger size of the higher grade.

C. In addition, this Contractor shall give all notices, file all drawings, obtain all necessary approvals, obtain all permits, pay for all fees, deposits and expenses required for installation of all work under this contract, as stated therein and in the General Requirements. In such instances where permits are not required, the contractor shall engage a third party, preferably the local official, to inspect the work.

D. In addition to all applicable federal, state and local codes, the standards and codes listed below shall apply to all mechanical work. Where standards or codes are mentioned in these specifications, the latest edition or revision shall be followed; hence, the specified numbers may be suspended by new numbers.

1. American National Standard Institute (ANSI)

2. American Society for Testing Materials (ASTM)

3. American Society of Mechanical Engineers (ASME)

4. American Water Works Association (AWWA)

5. Air Moving and Condition Association, Inc (AMCA)

6. Air Diffusion Council (ADC)

7. American Society Heating, Ventilating and Refrigerating and Air Conditioning Engineers (ASHRAE)

8. National Electrical Manufacturer’s Association (NEMA)

9. American Refrigeration Institute (ARI)

10. ANSI Code of Pressure Piping and Unfired Pressure Vessels

11. Cast Iron Soil Pipe Institute

12. Underwriter’s Laboratories (U.L.)

13. National Fire Protection Association (NFPA)

14. American Gas Association (AGA)

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15. Occupational Safety and Health Administration (OSHA)

16. Sheet Metal and Air Conditioning National Association (SMACNA)

1.03 RECORD DOCUMENTS

A. Prepare record documents indicate the following installed conditions:

1. Ductwork mains and branches, size and location, for both exterior and interior; locations of dampers and other control devices; filters, boxes, and terminal units requiring periodic maintenance or repair.

2. Mains and branches of piping systems, with valves and control devices located and numbered, concealed unions located, and with items requiring maintenance located (i.e., traps, strainers, expansion compensators, tanks, etc.). Valve location diagrams, complete with valve tag chart. Refer to Division 23 Section, Mechanical Identification. Indicate actual inverts and horizontal locations of underground piping.

3. Approved substitutions, Contract Modifications, and actual equipment and materials installed.

4. Contract Modifications, actual equipment and materials installed.

1.04 MAINTENANCE MANUALS

A. Prepare maintenance manuals include the following information for equipment items:

1. Description of function, normal operating characteristics and limitations, performance curves, engineering data and tests, and complete nomenclature and commercial numbers of replacement parts.

2. Manufacturer’s printed operating procedures to include start-up, break-in, and routine and normal operating instructions; regulation, control, stopping, shutdown, and emergency instructions; and summer and winter operating instructions.

3. Maintenance procedures for routine preventative maintenance and troubleshooting;

disassembly, repair, and reassembly; aligning and adjusting instructions.

4. Servicing instructions and lubrication charts and schedules.

1.05 DELIVERY, STORAGE, AND HANDLING

A. Deliver products to the project properly identified with names, model numbers, types, grades, compliance labels, and other information needed for identification.

B. Deliver products adequately packaged and protected to prevent damage during shipment, storage, and handling.

C. Store equipment and materials at the site, unless off-site storage is authorized in writing. Protect stored equipment and materials from damage.

D. Coordinate deliveries of mechanical materials and equipment to minimize construction site congestion. Limit each shipment of materials and equipment to the items and quantities needed for the smooth and efficient flow of installations.

E. Deliver pipes and tubes with factory-applied end-caps. Maintain end-caps through shipping, storage, and handling to prevent pipe-end damage and prevent entrance of dirt, debris, and moisture.

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F. Protect stored pipes and tubes from moisture and dirt. Elevate above grade. When stored inside, do not exceed structural capacity of the floor.

G. Protect flanges, fittings, and piping specialties from moisture and dirt.

1.06 PROTECTION

A. All work, fixtures, equipment and materials shall be protected at all times. Contractor shall make good all damages caused, whether directly or indirectly, by his workmen. Work shall be properly protected to prevent obstruction or damage. All duct and pipe openings shall be closed with caps and plugs during installation. All fixtures and equipment shall be tightly covered and protected against dirt, water, chemical and mechanical injury. At completion, all Work shall be thoroughly cleaned and delivered in a perfect, unblemished condition.

1.07 COMPLETION OF WORK

A. Systems Verifications: The Installer shall start-up, adjust and operate every phase of air conditioning, heating and ventilating equipment for verification that each system is complete and operational. Each shall be operated separately or in conjunction one with the other, for a sufficient period of time to demonstrate to the entire satisfaction of the Owner’s Representative the ability of the equipment to meet capacity and performance requirements while maintaining design conditions as shown on the

Construction Documents. Air and Hydronic Systems balancing shall have been completed prior to any performance tests.

B. Provide the services of Contractor’s personnel with experience on this project in electrical, mechanical and temperature control systems to operate the systems in the presences of Owner’s representative for system verification.

1.08 TEMPORARY SERVICES

A. Where used for temporary services, Installer shall be responsible for proper operation, safety and protection of their systems and equipment, and maintenance and lubrication as required.

B. If used for temporary services, all warranties on equipment shall still start after the date of final acceptance.

1.09 ROUGH-IN

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

B. Refer to equipment specifications in other division for rough-in requirements.

1.10 CUTTING AND PATCHING

A. Perform cutting and patching in accordance the following requirements apply:

1. Protection of Installed Work: During cutting and patching operations, protect adjacent installations.

B. Perform cutting, fitting and patching of mechanical equipment and materials required to:

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1. Uncover work to provide installation of ill-time work.

2. Remove and replace defective work.

3. Remove and replace work not conforming to requirements of the Contract Documents.

4. Remove samples of installed work as specified for testing.

5. Install equipment and materials in existing structures.

6. Cut, channel, chase and drill floors, wells, partitions, ceilings and other surfaces necessary for mechanical installations. Perform cutting by skilled mechanics of the trades involved.

7. Upon written instructions from the Architect, uncover and restore work to provide for

Architect/Engineer observation of concealed work.

C. Cut, remove and legally dispose of selected mechanical equipment, components and materials as indicated, including but not limited to removal of mechanical piping, heating units, plumbing fixtures and trim, and other mechanical items made obsolete by the new work.

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

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

F. Patch existing finished surfaces and building components using new materials matching existing materials and utilizing experienced installers. Installers’ qualifications refer to the materials and methods required for the surface and building components being patched.

G. Holes and openings shall be neatly cut and minimum size to allow the Work to be installed. Patching is to match adjacent surfaces in materials and finish. All patching is to be done in a neat and workmanlike manner.

H. The odor and fumes or dust from flame cutting or power blade cutting must be controlled to assure it will not enter the occupied spaces of the facility. Cutting or other odor causing operations must be controlled or scheduled for non-occupied time.

1.11 SUBSTITUTIONS

A. This Contractor shall be considered liable for all added costs both to himself and others (including those costs as incurred by the Engineer, for redesigning or redrawing) resultant from the substitution of products not the basis of the design.

B. This Contractor shall be responsible for the verification of adequate space (considering dimensions, required clearances, weights, and roughing-in requirements) for the installation of items or systems not the basis of the design. He shall be responsible for advising all other trades. He shall submit revised drawing layouts for the approval of the Engineer and shall not proceed without his approval.

END OF SECTION 23 0500

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BASIC MECHANICAL MATERIALS AND METHODS 23 0505 - [1]

SECTION 23 0505 – BASIC MECHANICAL MATERIALS AND METHODS

1.1 SUMMARY

A. This Section includes the following basic mechanical materials and methods to complement other

Division 23 Sections.

1. Piping materials and installation instructions common to most piping systems.

2. Field-fabricated metal equipment supports.

3. Installation requirements common to equipment specification Sections.

4. Fire Stop Systems.

5. Touch-up painting and finishing.

B. Pipe and pipe fitting materials are specified in piping system Sections.

1.2 DEFINITIONS

A. Pipe, pipe fittings, and piping include tube, tube fittings, and tubing.

B. Finished Spaces: Spaces other than mechanical and electrical equipment rooms, furred spaces, pipe and duct shafts, unheated spaces immediately below the roof, spaces above ceilings, unexcavated spaces, crawl spaces, and tunnels.

C. Exposed Interior Installations: Exposed to view indoors. Examples include finished occupied spaces and mechanical equipment rooms.

D. Exposed Exterior Installations: Exposed to view outdoors, or subject to outdoor ambient temperatures and weather conditions. Examples include rooftop locations.

E. Concealed Interior Installations: Concealed from view and protected from physical contact by building occupants. Examples include above ceilings and in duct shafts, also roof top locations.

F. Concealed Exterior Installations: Concealed from view and protected from weather conditions and physical contact by building occupants, but subject to outdoor ambient temperatures. Examples include installations within unheated shelters.

1.3 QUALITY ASSURANCE

A. Qualify welding processes and operators for piping according to ASME “Boiler and Pressure Vessel

Code,” Section IX, “Welding and Brazing Qualifications.”

1. Comply with provisions of ASME B31 Series “Code for Pressure Piping.”

2. Certify that each welder has passed AWS qualification tests for the welding processes involved and that certification is current.

B. Equipment Selection: Equipment of greater or larger power, dimensions, capacities, and ratings may be furnished provided such proposed equipment is approved in writing and connecting mechanical and electrical services, circuit breakers, conduit, motors, bases, and equipment spaces are increased.

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No additional costs will be approved for these increases, if larger equipment is approved. If minimum energy ratings or efficiencies of the equipment are specified, the equipment must meet the design requirements and commissioning requirements.

1.4 SEQUENCING AND SCHEDULING

A. Coordinate with all other trades.

B. Coordinate all work with owner’s schedule.

C. Coordinate connection of electrical services.

D. Coordinate connection of temperature control services.

1.5 FIRE STOP SYSTEMS

A. Mechanical Contractor shall furnish and install all fire stop systems required at all piping penetrations through rated walls and floors.

PART 2 - PRODUCTS

2.1 PIPE AND PIPE FITTINGS

A. Refer to individual piping system specification Sections for pipe and fitting materials and joining methods.

B. Pipe Threads: ASME B1.20.1 for factory-threaded pipe and pipe fittings.

2.2 JOINING MATERIALS

A. Refer to individual piping system specification Sections in Division 15 for special joining materials not listed below.

B. Pipe Flange Gasket Materials: Suitable for the chemical and thermal conditions of the piping system contents.

a. ASME B16.21, nonmetallic, flat, asbestos-free, 1/8-inch maximum thickness, except where thickness or specific material is indicated.

i. Full-face Type: For flat-face, Class 125 cast-iron and cast-bronze flanges.

ii. Narrow-Face Type: For raised-face, Class 250 cast-iron and steel flanges.

b. AWWA C110, rubber, flat face, 1/8 inch thick, except where other thickness is indicated; and full-face or ring type, except where type is indicated.

C. Flange Bolts and Nuts: ASME B18.2.1, carbon steel, except where other material is indicated.

D. Plastic Pipe Flange Gasket, Bolts, and Nuts: Type and material recommended by piping system manufacturer, except where other type or material is indicated.

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E. Solder Filler Metal: ASTM B 32.

1. Alloy Sn95 or Alloy Sn94: Tin (approximately 95 percent) and silver (approximately 5 percent), having 0.10 percent lead content.

2. Alloy E: Tin (approximately 95 percent) and copper (approximately 5 percent) having 0.10 maximum lead content.

3. Alloy HA: Tin-antimony-silver-copper-zinc, having 0.10 percent maximum lead content.

4. Alloy HB: Tin-antimony-silver-copper-nickel, having 0.10 percent maximum lead content.

F. Brazing Filler Metals: AWS A5.8.

1. BcuP Series: Copper-phosphorus alloys.

2. Bag1: Silver alloy.

G. Welding Filler Metals: Comply with AWS D10.12 for welding materials appropriate for wall thickness and chemical analysis of steel pipe being welded.

H. Solvent Cements: Manufacturer’s standard solvents complying with the following:

1. Poly (Vinyl Chloride) (PVC): ASTM D 2564.

2. Acrylonitrile-Butadiene-Sytrene (ABS): ASTM D 2235.

3. Chlorinated Poly (Vinyl Chloride) (CPVC): ASTM F 493.

I. Plastic Pipe Seals: ASTM F 477, elastomeric gasket.

J. Flanged, Ductile-Iron Pipe Gasket, Bolts, and Nuts: AWWA C110, rubber gasket, carbon steel bolts and nuts.

2.3 PIPING SPECIALTIES

A. Escutcheons: Manufactured wall, ceiling, and floor plates; deep-pattern type where required to conceal protruding fittings and sleeves.

1. Inside Diameter: Closely fit around pipe, tube, and insulation.

2. Outside Diameter: Completely cover opening.

3. Cast Brass: One-piece, with set-screw.

a. Finish: Rough brass.

b. Finish: Polished chrome plate.

4. Cast Brass: Split casting, with concealed hinge and set-screw.

a. Finish: Rough brass.

b. Finish: Polished chrome plate.

5. Stamped Steel: One-piece, with set-screw and chrome-plated finish.

6. Stamped Steel: One-piece, with spring clips and chrome-plated finish.

7. Stamped Steel: Split plate, with concealed hinge, set-screw, and chrome-plated finish.

8. Stamped Steel: Split plate, with concealed hinge, spring clips, and chrome-plated finish.

9. Cast-Iron Floor Plate: One-piece casting.

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B. Dielectric Fittings: Assembly or fitting having insulating material isolating joined dissimilar metals to prevent galvanic action and stop corrosion.

1. Dielectric Couplings: Galvanized-steel coupling, having inert and non-corrosive, thermoplastic lining, with threaded ends and 300-psig minimum working pressure at 225 ° F temperature.

2. Dielectric Nipples: Electroplated steel nipple, having inert and non-corrosive thermoplastic lining, with combination of plain, threaded, or grooved end types and 300-psig working pressure at 225 ° F temperature.

C. Dielectric Unions: Assembly having isolation characteristics used to join dissimilar metals to prevent galvanic action and stop corrosion.

1. Description: Ground joint, copper unions, ASME B16.18, cast-copper-alloy body, hexagonal stock, with ball-and socket-joint, metal-to-metal seating surfaces, and solder-joint, threaded, or solder-joint and threaded ends; and suitable system fluid, pressure and temperature.

a. Threaded Ends: Threads conforming to ASME B1.20.1.

D. Mechanical Sleeve Seals: Modular, watertight mechanical type. Components include interlocking synthetic rubber links shaped to continuously fill annular space between pipe and sleeve. Connecting bolts and pressure plates cause rubber sealing elements to expand when tightened.

E. Sleeves: The following materials are for wall, floor, slab, and roof penetrations:

1. Steel Sheet-Metal: 24-gage or heavier galvanized sheet metal, round tube closed with welded longitudinal joint.

2. Steel Pipe: ASTM A 53, Type E, Grade A, Schedule 40, galvanized, plain ends.

3. Cast-Iron: Cast or fabricated wall pipe equivalent to ductile-iron pressure pipe, having plain ends and integral water stop, except where other features are specified.

2.4 FIRE STOP SYSTEMS

A. Elastomeric Fire-stop Sealant

1. Metal Pipe

2. Where pipe movement or vibration is expected

3. Construction joints

B. Intumescent Fire-stop Sealant

1. Plastic pipe – closed or vented piping systems

2. Single and bundled cables

3. Insulated metal pipes

C. High Performance Fire-stop Sealant

1. Metal pipe – static conditions and sleeved openings

D. Trowelable Fire-stop Compound

1. Large openings

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a. Cable trays

b. Electrical busway

c. Multiple metal pipes

E. Fire Barrier Collar

1. Plastic pipe – 3”, 4”, 5” and 6”

F. Approved Supplies

1. Must be approved by State Fire Marshals Office

a. Hilti, Fire-stop Systems

b. Fire Protection Systems, Incorporated

PART 3 – EXECUTION

3.1 MECHANICAL INSTALLATIONS

A. General: 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. Verify all dimensions by field measurements.

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

4. 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.

5. 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.

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

7. 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.

8. Install systems, materials, and equipment to conform with approved submittal data.

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 Architect/Engineer.

9. Install systems, materials, and equipment level and plumb, parallel and perpendicular to other building systems and components, where installed exposed in finished spaces.

10. Install mechanical equipment to facilitate servicing, maintenance, and repair or replacement of equipment components. As much as practical, connect equipment for ease of disconnecting, with minimum of interference with other installations. Extend grease fittings to an accessible location.

11. Coordinate requirements for access panel and doors where mechanical items requiring access are concealed behind finished surfaces.

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

13. Coordinate the cutting and patching of building components to accommodate the installation of mechanical equipment and materials.

14. Coordinate the installation of mechanical materials and equipment above ceilings with suspension system, light fixtures, and other installations.

15. Coordinate installation of identifying devices after completing covering and painting where devices are applied to surfaces. Install identifying devices prior to installing acoustical ceilings and similar concealment.

16. Should any structural difficulties prevent the installation of the piping, ductwork, fixtures or equipment at the points shown on the drawings, necessary deviations therefrom as determined by the Architect/Engineer will be permitted, and shall be made without additional costs.

17. Mechanical drawings are diagrammatic with no attempt made to show every ell, tee, transition, fitting, etc. All ducts and pipes shall be run in spaces indicated as job conditions warrant, arranged for most convenient access for servicing with due consideration given to swing joints and to other Installers work. Provide all necessary offsets, rises and drops in piping and ductwork as required by building conditions at no additional cost to Owner.

Provide connections to equipment with matching connection devices and transitions as required to make connections.

18. It is understood and agreed by the Installer that work herein described shall be complete in every detail, even though every item involved is not particularly mentioned. Installer shall be held to provide all labor and materials necessary for the work intended and described for a complete and operational system. Such materials shall include piping, valves, traps, gauges, controls, etc. This also includes equipment required by State and local codes.

19. Install piping and ductwork free of sags or bends, with ample space between to permit proper insulation applications, and install at right angles or parallel to building walls.

Diagonal runs are not permitted, unless expressly indicated on the Drawings.

20. Installer shall bear as a part of his contract, any additional costs incurred in his work, other

Installers’ work and any additional costs incurred in architectural or engineering redesign as a result of installation of other than scheduled equipment.

21. Ceilings and ceiling suspension systems required to be removed to facilitate the installation of mechanical. Work above those ceilings shall be removed, stored, protected, and reinstalled. This work is the responsibility of the Mechanical Installer who must employ the appropriate Trade Installers (Acoustical Ceiling for ceiling components and Electrical for lighting fixtures) to do the work.

22. Coordinate turn off of HVAC equipment with General Contractor’s needs. Demolition work

(and drywall sanding) shall be done with HVAC equipment turned off, or else the General

Contractor will incur the cost of having the equipment cleaned by a third party.

3.2 PIPING SYSTEMS-COMMON REQUIREMENTS

A. General Locations and Arrangements: Drawings (plans, schematics, and diagrams) indicate general location and arrangement of piping systems. Indicated locations and arrangements were used to size pipe and calculate friction loss, expansion, pump sizing, and other design considerations. Install piping as indicated, except where deviations to layout are approved on coordination drawings.

B. General: Install piping as described below, except where system Sections specify otherwise. Individual piping system specification Sections in Division 23 specify piping installation requirements unique to the piping system.

1. Install piping at indicated slope.

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2. Install components having pressure rating equal to or greater than system operating pressure.

3. Install piping in concealed interior and exterior locations, except in equipment rooms and service areas.

4. Install piping free of sags and bends.

5. Install exposed interior and exterior piping at right angles or parallel to building walls.

Diagonal runs are prohibited, except where indicated.

6. Install piping tight to slabs, beams, joists, columns, walls, and other building elements. Allow sufficient space above removable ceiling panels to allow ceiling panel removal.

7. Install piping to allow application of insulation plus 1-inch clearance around insulation.

8. Locate group of pipes parallel to each other, spaced to permit valve servicing.

9. Install fittings for changes in direction and branch connections.

10. Install couplings according to manufacturer’s printed instructions.

3.3 ESCUTCHEONS

A. Install pipe escutcheons for pipe penetrations of concrete and masonry walls, wall board partitions, and suspended ceilings according to the following:

1. Chrome-Plated Piping: Cast-brass, one-piece, with set-screw, and polished chrome-plated finish. Use split-casting escutcheons, where required, for existing piping.

2. Uninsulated Piping Wall Escutcheons: Cast-brass or stamped-steel, with set-screw.

3. Uninsulated Piping Floor Plates in Utility Areas: Cast-iron floor plates.

4. Insulated Piping: Cast-brass or stamped-steel, with concealed hinge, spring clips, and chrome-plated finish.

5. Piping in Utility Areas: Cast-brass or stamped-steel, with set-screw or spring clips.

3.4 PIPE PENETRATIONS

A. Sleeves are not required for core drilled holes.

B. Install sleeves for pipes passing through concrete and masonry walls, exposed gypsum-board partitions, concrete floor and roof slabs.

1. Cut sleeves to length for mounting flush with both surfaces.

a. Exception: Extend sleeves installed in floors of mechanical equipment areas or other wet areas 2 inches above finished floor level.

2. Build sleeves into new walls and slabs as work progresses.

3. Install large enough sleeves to provide ¼-inch annular clear space between sleeve and pipe insulation. Use the following sleeve materials:

a. Steel Pipe Sleeves: For pipes smaller than 6 inches.

b. Steel Sheet-Metal Sleeves: For pipes 6 inches and larger that penetrate gypsum-board partitions.

c. Cast-Iron Sleeve Fittings: For floors having membrane waterproofing. Secure flashing between clamping flanges. Install section of cast-iron soil pipe to extend sleeve to 2 inches above finished floor level. Flashing is specified in Division 7

Section “Flashing and Sheet Metal.”

4. Except for below-grade wall penetrations, seal annular space between sleeve and pipe or

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pipe insulation, using elastomeric joint sealants specified in Division 7 Section “Joint

Sealants.”

C. Above Grade, Exterior Wall, Pipe Penetrations: Seal penetrations using sleeves and mechanical sleeve seals. Size sleeve for 1-inch annular clear space between pipe and sleeve for installation of mechanical seals.

1. Install steel pipe for sleeves smaller than 6 inches.

2. Install cast-iron wall pipes for sleeves 6 inches and larger.

3. Assemble and install mechanical seals according to manufacturer’s printed instructions.

D. Below Grade, Exterior Wall, Pipe Penetrations: Install cast-iron wall pipes for sleeves. Seal pipe penetrations using mechanical sleeve seals. Size sleeve for 1-inch annular clear space between pipe and sleeve for installation of mechanical seals.

E. Fire Barrier Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at pipe penetrations. Seal pipe penetrations with firestopping sealant material. Firestopping materials are specified in Division 7 Section “Firestopping.”

3.5 PIPING JOINT CONSTRUCTION

A. Join pipe and fittings as follows and as specifically required in individual piping system Sections.

1. Ream ends of pipes and tubes and remove burrs. Bevel plain ends of steel pipe.

2. Remove scale, slag, dirt, and debris from inside and outside of pipe and fittings before assembly.

3. Soldered Joints: Construct joints according to AWS “Soldering Manual,” Chapter 22 “The

Soldering of Pipe and Tube.”

4. Brazed Joints: Construct joints according to AWS “Brazing Manual” in the “Pipe and Tube” chapter.

5. Threaded Joints: Thread pipe with tapered pipe threads according to ASME B1.20.1. Cut threads full and clean using sharp dies. Ream threaded pipe ends to remove burrs and restore full inside diameter. Join pipe fittings and valves as follows:

a. Note the internal length of threads in fittings or valve ends, and proximity of internal seat or wall, to determine how far pipe should be threaded into joint.

b. Apply appropriate tape or thread compound to external pipe threads (except where dry seal threading is specified).

c. Align threads at point of assembly.

d. Tighten joint with wrench. Apply wrench to valve end into which pipe is being threaded.

e. Damaged Threads: Do not use pipe or pipe fittings having threads that are corroded or damaged. Do not use pipe sections that have cracked or open welds.

6. Welded Joints: Construct joints according to AWS D10.12 “Recommended Practices and

Procedures for Welding Low Carbon Steel Pipe” using qualified processes and welding operators according to the “Quality Assurance” Article.

7. Flanged Joints: Align flange surfaces parallel. Select appropriate gasket material, size, type, and thickness for service application. Install gasket concentrically positioned. Assemble joints by sequencing bolt tightening to make initial contact of flanges and gaskets as flat and parallel as possible. Use suitable lubricants on bolt threads. Tighten bolts gradually and uniformly using torque wrench.

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BASIC MECHANICAL MATERIALS AND METHODS 23 0505 - [9]

8. Plastic Pipe and Fitting Solvent-Cement Joints: Clean and dry joining surfaces by wiping with clean cloth or paper towels. Join pipe and fittings according to the following standards:

a. Comply with ASTM F 402 for safe handling of solvent-cement and primers.

b. Poly(Vinyl Chloride) (PVC) Pressure Aplication: ASTM D 2672.

c. Poly(Vinyl Chloride) (PVC) Non-Pressure Application: ASTM D 2855.

3.6 PIPING CONNECTIONS

A. Except as otherwise indicated, make piping connections as specified below.

1. Install unions in piping 2 inches and smaller adjacent to each valve and at final connection to each piece of equipment having a 2-inch or smaller threaded pipe connection.

2. Install flanges in piping 2-1/2 inches and larger adjacent to flanged valves and at final connection to each piece of equipment having flanged pipe connection.

3. Dry Piping Systems (Gas, Compressed Air, and Vacuum): Install dielectric unions and flanges to connect piping materials of dissimilar metals.

4. Wet Piping Systems (Water): Install dielectric coupling and nipple fittings to connect piping materials of dissimilar metals.

3.7 EQUIPMENT INSTALLATION – COMMON REQUIREMENTS

A. Install equipment to provide the maximum possible headroom where mounting heights are not indicated.

B. Install equipment according to approved submittal data. Portions of the Work are shown only in diagrammatic form. Refer conflicts to the Architect.

C. Install equipment level and plumb, parallel and perpendicular to other building systems and components in exposed interior spaces, except where otherwise indicated.

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

E. Install equipment giving right-of-way to piping systems installed at a required slope.

F. All sprinklers, grilles, registers and diffusers shall be located in the center ( in two directions) of the ceiling tile, except linear diffusers which shall be installed along one side. Any mechanical equipment installed which does not fit into the ceiling tile pattern will have to be relocated at no extra cost to the Owner.

3.8 PAINTING AND FINISHING

A. Refer to Division 9 Section “Painting” for field painting requirements.

B. Damage and Touch Up: Repair marred and damaged factory-painted finishes with materials and procedures to match original factory finish.

3.9 ERECTION OF METAL SUPPORTS AND ANCHORAGE

A. Cut, fit, and place miscellaneous metal supports accurately in location, alignment, and elevation to

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BASIC MECHANICAL MATERIALS AND METHODS 23 0505 - [10]

support and anchor mechanical materials and equipment.

B. Field Welding: Comply with AWS D1.1 “Structural Welding Code – Steel.”

3.10 MECHANICAL ROOF PENETRATIONS

A. Provide mechanical roof penetrations as follows:

1. New roofs with or without warranty. Roof penetrations and curbs provided by Mechanical

Installer with flashing provided by new Roof Installer.

2. Existing roofs with warranty. Roof penetrations and curbs provided by Mechanical Installer with flashing provided by roof manufacturer’s approved Installer with work done in such a manner to maintain existing warranty.

3. Existing roof without warranty. Roof penetrations and curbs provided by Mechanical

Installer with flashing provided by Contractor.

3.11 FAN SHEAVES

A. Provide all fan sheave changes as required during testing and balancing to attain proper total CFM

Quantities. Provide new v-belts, if required, to maintain fan motor sheave at approximate mid-point of its adjustable range.

END OF SECTION 23 0505

Portage, Michigan

IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT 23 0553 - [1]

SECTION 23 0553 –IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT

1.1 SUBMITTALS

A. Submit product data for identification materials and devices in accordance with Conditions of

Contract and Division 1 Specifications Section.

B. Valve Schedules: Submit valve schedules for each piping system. Reproduce on standard-size bond paper. Tabulate valve number, piping systems, system abbreviation (as shown on tag), location of valve (room or space), and variations for identification. Mark valves intended for emergency shutoff and similar special uses.

1.2 QUALITY ASSURANCE

A. Comply with ASME A13.1 for lettering size, length of color filed, colors, viewing angles of identification devices.

1.3 SEQUENCING AND SCHEDULING

A. Coordinate installation of identifying devices after completion of covering and painting where devices are applied to surfaces. Install identifying devices prior to installation of acoustical ceilings and similar concealment.

PART 2 – PRODUCTS

2.1 IDENTIFYING DEVICES AND LABELS

A. General: Products specified are manufacturer’s standard products of categories and types required for each application as referenced in other Division 23 Sections. Where more than single type is specified for listed application, selection is Installer’s option, but provide single selection for each product category.

B. Equipment Nameplates: Metal nameplate with operational data engraved or stamped, permanently fastened to equipment.

1. Data: Manufacturer, product name, model number, serial number, capacity, operating and power characteristics, labels of tested compliances and similar essential data.

2. Location: An accessible and visible location.

C. Stencils: Standard stencils, prepared with letter sizes conforming to recommendations of ASME

A13.1. Minimum letter height is 1-1/4 inches for ducts and ¾ inch for access door signs and similar operational instructions.

1. Material: Fiberboard or brass.

2. Stencil Paint: Exterior, oil-based alkyd gloss black enamel, except as otherwise indicated.

Paint may be in pressurized spray-can form.

3. Identification Paint: Exterior, oil-based alkyd enamel in colors according to ASME A13.1, except as otherwise indicated.

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IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT 23 0553 - [2]

D. Snap-On Plastic Pipe Markers: Manufacturer’s standard pre-painted, semi-rigid snap-on, color-coded pipe markers conforming to ASME A13.1.

1. Pipes Smaller than 6 Inches: Full-band pipe markers, extending 360 degrees around pipe at each location.

2. Pipes 6 Inches and Larger: Strip-type pipe markers, at least 3 times the letter height and of length required for label, with mounting bands.

E. Engraved Plastic-Laminate Signs: ASTM D 709, Type I, cellulose, paper-base, phenolic-resin-laminate engraving stock; Grade ES-2, black surface, black phenolic core, with white (letter color) melamine subcore, except when other colors are indicated.

1. Fabricate in sizes required for message.

2. Engraved with engraver’s standard letter style, of sizes and with working to match equipment identification.

3. Punch for mechanical fastening.

4. Thickness: 1/8-inch, except as otherwise indicated.

5. Fasteners: Self-tapping stainless-steel screws.

F. Lettering: Use piping system terms as indicated and abbreviate only as necessary for each application length.

1. Arrows: Either integrally with piping system service lettering (to accommodate both directions), or as separate unit, on each pipe marker to indicate direction of flow.

G. Valve Tags: Stamped or engraved with ¼-inch letters for piping system abbreviation and ½-inch sequenced numbers. Provide a 5/32-inch hole for fastener.

1. Material: 19-gage polished brass.

2. Size: 1-1/2-inch diameter, except as otherwise indicated.

H. Valve tag fasteners: Brass wire-link chain, beaded chain, or S-hooks.

I. Valve Schedule Frames: Glazed display frame, with screws for removable mounting on walls for each page of valve schedule.

1. Frame: Rigid plastic.

2. Glazing: ASTM C 1036, 2.5 mm, single thickness, sheet glass.

a. Type: Type I, flat transparent.

b. Class: Class 1, clear.

c. Quality: Glazing B, for general applications.

J. Lettering and Graphics: Coordinate names, abbreviations, and other designations used in mechanical identification, with corresponding designations indicated. Use numbers, letters, and terms indicated for proper identification, operation, and maintenance of mechanical systems and equipment.

3.1 LABELING AND IDENTIFYING

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IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT 23 0553 - [3]

A. Piping Systems: Install pipe markers on each system. Include arrows showing normal direction of flow.

1. Stenciled Markers: Complying with ASME 13.1.

2. Plastic markers, with application systems. Install on pipe insulation.

a. Fasten markers on pipes smaller than 6 inches by the following method:

i. Snap-on application of pre-tensioned semi-rigid plastic pipe marker.

b. Fasten markers on pipes 6 inches and larger the following method:

i. Strapped to pipe (or insulation) with manufacturer’s standard bands.

2. Locate pipe markers as follows wherever piping is exposed in finished spaces, machine rooms, accessible maintenance spaces (shafts, tunnels, plenums) and exterior non-concealed locations.

a. Near each valve and control device.

b. Near each branch connection, excluding short take-offs for fixtures and terminal units. Mark each pipe at branch, where flow is not obvious.

c. Near penetrations through walls, floors, ceilings, or enter non-accessible enclosures.

d. At access doors, manholes, and similar access points that permit view of concealed piping.

e. Near major equipment items and other points of origination and termination.

f. Spaced at a maximum of 50-foot intervals along each run. Reduce intervals to 25 feet in congested areas of piping and equipment.

B. Valve Tags: Install valve tag on valves and control devices in piping systems, except check valves, valves within factory-fabricated equipment units, shut-off valves, conveniences and lawn-watering hose bibs, and HVAC terminal devices and similar roughing-in connections of end-use fixtures and units. Install by using logical, sequential and unique order. Install mounted valve schedule in each major equipment room. List tagged valves in valve schedule.

1. Air Handling Units, Air-cooled condensing units and zone-type units.

2. Boilers and Heaters.

3. Pumps.

C. Equipment: Install equipment markers on or near each major item of mechanical equipment. Provide signs for following general categories of equipment:

1. Air Handling Units.

2. Boilers.

3. Pumps.

4. Fans

5. VAV Boxes. – install tags on ceiling grid indicating vav box above the ceiling

6. Split System Air Conditioners & Condensing Units (AC/ACCU)

3.2 ADJUSTING AND CLEANING

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IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT 23 0553 - [4]

A. Relocate mechanical identification materials and devices which have become visually blocked by work of this Division or other Divisions.

B. Clean face of identification devices, and glass frames of valve charts.

END OF SECTION 23 0553

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TESTING, ADJUSTING, AND BALANCING 23 0593 - [1]

SECTION 23 0593 – TESTING, ADJUSTING, AND BALANCING

A. This Section specifies the requirements and procedures for total mechanical systems testing, adjusting, and balancing. Requirements include measurement and establishment of the fluid quantities of the mechanical systems as required to meet design specifications, and recording and reporting the results.

B. Test, adjust, and balance the following mechanical systems:

1. Supply air systems.

2. Return air systems.

3. Exhaust air systems.

4. Relief air systems.

5. Outside air systems.

6. Verify temperature control system operation.

A. Systems testing, adjusting, and balancing is the process of checking and adjusting all the building environmental systems to produce the design objectives. It includes the balance and adjustment of air and water systems, electrical measurement and verification of all equipment.

1.3 SUBMITTALS

A. Certified Reports: Submit 5 copies of testing, adjusting, and balancing reports bearing the signature of the Test and Balance Engineer. The reports shall be certified proof that the systems have been tested, adjusted, and balanced in accordance with the referenced standards; are an accurate representation of how the systems have been installed; are a true representation of how the systems are operating at the completion of the testing, adjusting, and balancing procedures; and are an accurate record of all final quantities measured, to establish normal operating values of the systems. Follow the procedures and format specified below:

1. Final report: Before submitting final balance reports, meet with the A/E firm representative to review marked up drawings and raw data gathered during the test and balance process. This meeting shall be repeated, if necessary, until the A/E firm representative is confident that the balance process has been completed and that the specifications have been met. Upon approval, prepare final reports, type written, and organized and formatted as specified below.

2. Report Format: Report forms shall be similar to those standard forms prepared by a referenced standard for each respective item and system to be tested, adjusted, and balanced. Bind report forms complete with schematic systems diagrams and other data in reinforced, vinyl, three-ring binders. Provide binding edge labels with the project identification and a title descriptive of the contents. Divide the contents of the binder into the below listed divider tabs:

a. General Information and Summary.

b. Air Systems.

c. Temperature Control Systems.

d. Special Systems.

TESTING, ADJUSTING, AND BALANCING 23 0593 - [2]

3. Report Contents: Provide the following minimum information, forms and data:

a. General Information and Summary: Inside cover sheet to identify testing, adjusting, and balancing agency, Contractor, Owner, Architect/Engineer, and Project. Include addresses, and contact names and telephone numbers. Also include a certification sheet containing the name, address, telephone number, and signature of the Test and Balance Engineer. Include in this division a listing of the instrumentations used for the procedures along with the proof of calibration.

b. The remainder of the report shall contain the appropriate forms containing as a minimum, the information indicated on the standard report forms prepared by the

AABC or NEBB and as indicated below, for each respective item and system. Prepare a schematic diagram for each item of equipment and system to accompany each respective report form.

c. In addition to the minimum information required as described above, each piece of equipment mentioned below shall have the following information listed on the report with measurements taken when equipment is operating at full capacity.

Air Handling Units:

1. Air pressure drop across or static pressure at each component section.

2. Water pressure drop across each coil section.

3. RPM

4. S.P.

5. BHP

6. Voltage & AMP Readings

7. CFM (duct traverse)

Fans:

1. RPM

2. S.P.

3. BHP

4. Voltage & AMP Readings

5. CFM

Air terminal units:

1. CFM (maximum) and velocity pressure.

2. CFM (minimum) and velocity pressure.

3. GPM.

B. Calibration Reports: Submit proof that all required instrumentation has been calibrated to tolerances specified in the referenced standards, within a period of one year prior to stating the project.