B08_Attachment_02_GRSM_149285_149368_FinalCDs_SpecVolume_02.pdf

GREAT SMOKY MOUNTAINS NATIONAL PARK

GATLINBURG, TENNESSEE

REHABILITATE SUGARLANDS HEADQUARTERS

GRSM

PMIS NO. 149368

PROJECT SPECIFICATIONS

Volume 02

NATIONAL PARK SERVICE

DENVER SERVICE CENTER

03/24/2024

TABLE OF CONTENTS

Section Title

VOLUME I

DIVISION 00 PROCUREMENT AND CONTRACTING REQUIREMENTS

00 01 07 SEALS PAGE

00 31 26 EXISTING HAZARDOUS MATERIAL INFORMATION

00 31 43 PERMIT APPLICATION

DIVISION 01 GENERAL REQUIREMENTS

01 11 00 SUMMARY OF WORK

01 22 00 UNIT PRICES

01 23 00 ALTERNATES

01 26 00 CONTRACT MODIFICATION PROCEDURES

01 27 00 DEFINITION OF CONTRACT LINE ITEMS

01 31 00 PROJECT MANAGEMENT AND COORDINATION

01 32 16 CONSTRUCTION PROGRESS SCHEDULE

01 32 33 PHOTOGRAPHIC DOCUMENTATION

01 33 23 SUBMITTAL PROCEDURES

01 35 13.22 ARCHEOLOGICAL PROTECTION

01 35 23 OWNER SAFETY REQUIREMENTS

01 35 91 HISTORIC PRESERVATION TREATMENT PROCEDURES

01 40 00 QUALITY REQUIREMENTS

01 42 19 REFERENCE STANDARDS

01 45 33 CODE-REQUIRED SPECIAL INSPECTIONS AND PROCEDURES

01 50 00 TEMPORARY FACILITIES AND CONTROLS

01 57 19.11 INDOOR AIR QUALITY MANAGEMENT

01 57 19.12 NOISE ACOUSTICS MANAGEMENT

01 57 23 TEMPORARY STORM WATER POLLUTION PREVENTION

01 67 00 PRODUCT REQUIREMENTS

01 73 00 EXECUTION

01 73 29 CUTTING AND PATCHING

01 74 19 CONSTRUCTION WASTE MANAGEMENT AND DISPOSAL

01 77 00 CLOSEOUT PROCEDURES

01 78 23 OPERATION AND MAINTENANCE DATA

01 79 00 DEMONSTRATION AND TRAINING

01 81 10 WIND AND SEISMIC DESIGN CRITERIA

01 81 13.13 SUSTAINABLE DESIGN REQUIREMENTS

01 91 14 TOTAL BUILDING COMMISSIONING

DIVISION 02 EXISTING CONDITIONS

02 13 00 HAZARDOUS MATERIAL

02 41 13 SELECTIVE SITE DEMOLITION

02 41 19 SELECTIVE DEMOLITION

02 82 13 ASBESTOS ABATEMENT

02 83 19 LEAD BASED PAINT REMEDIATION

DIVISION 03 CONCRETE

03 01 30 MAINTENANCE OF CAST-IN-PLACE CONCRETE

03 30 00 CAST-IN-PLACE CONCRETE

DIVISION 04 MASONRY

04 03 10 HISTORIC MASONRY CLEANING

04 03 43 HISTORIC STONE MASONRY REPOINTING

04 22 00 CONCRETE UNIT MASONRY

04 40 60 RESETTING SALVAGED STONE CURBING

DIVISION 05 METALS

05 01 70.51 DECORATIVE METAL CLEANING

05 01 70.63

05 12 00

DECORATIVE METAL REFINISHING

STRUCTURAL STEEL FRAMING

05 50 00 METAL FABRICATIONS

DIVISION 06 WOOD, PLASTICS, AND COMPOSITES

06 03 12 HISTORIC WOOD REPAIR

06 10 00 ROUGH CARPENTRY

06 20 23 INTERIOR FINISH CARPENTRY

06 41 16 PLASTIC-LAMINATE-CLAD ARCHITECTURAL CABINETS

DIVISION 07 THERMAL AND MOISTURE PROTECTION

07 01 50.19 PREPARATION FOR REROOFING

07 14 16 COLD FLUID-APPLIED WATERPROOFING

07 21 00 THERMAL INSULATION

07 26 00 VAPOR RETARDERS

07 31 26 SLATE SHINGLES

07 53 23 ETHYLENE-PROPYLENE-DIENE-MONOMER (EPDM) ROOFING

07 62 00 SHEET METAL FLASHING AND TRIM

07 84 13 PENETRATION FIRESTOPPING

07 92 00 JOINT SEALANTS

DIVISION 08 OPENINGS

08 03 14 HISTORIC TREATMENT OF WOOD DOORS

08 03 52 HISTORIC TREATMENT OF WOOD WINDOWS

08 11 13 HOLLOW METAL DOORS AND FRAMES

08 14 16 FLUSH WOOD DOORS

08 41 13 ALUMINUM-FRAMED ENTRANCES AND STOREFRONTS

08 71 00 DOOR HARDWARE

08 71 13 POWER DOOR OPERATORS

08 80 00 GLAZING

DIVISION 09 FINISHES

09 03 20 HISTORIC TREATMENT OF PLASTER

09 21 16.23 GYPSUM BOARD SHAFT WALL ASSEMBLIES

09 22 16 NON-STRUCTURAL METAL FRAMING

09 22 26 SUSPENSION SYSTEMS

09 29 00 GYPSUM BOARD

09 30 13 CERAMIC TILING

09 30 33 STONE TILING

09 51 23 ACOUSTICAL TILE CEILINGS

09 64 00 WOOD FLOORING

09 65 13 RESILIENT BASE AND ACCESSORIES

09 65 19 RESILIENT TILE FLOORING

09 91 13 EXTERIOR PAINTING

09 91 23 INTERIOR PAINTING

09 93 00 STAINING AND TRANSPARENT FINISHING

DIVISION 10 SPECIALTIES

10 14 26 REGULATORY SIGNAGE

10 21 13.14 STAINLESS STEEL TOILET COMPARTMENTS

10 21 13.40 STONE TOILET COMPARTMENTS

10 28 00 TOILET, BATH, AND LAUNDRY ACCESSORIES

10 44 16 FIRE EXTINGUISHERS AND CABINETS

DIVISION 11 EQUIPMENT – NOT USED

DIVISION 12 FURNISHINGS

12 24 13 ROLLER WINDOW SHADES

12 36 23.13 PLASTIC-LAMINATE-CLAD COUNTERTOPS

12 36 61.19 QUARTZ AGGLOMERATE COUNTERTOPS

DIVISION 13 SPECIAL CONSTRUCTION – NOT USED

DIVISION 14 CONVEYING EQUIPMENT

14 24 00 HYDRAULIC ELEVATORS

DIVISION 21 FIRE SUPPRESSION

21 05 17 SLEEVES AND SLEEVE SEALS FOR FIRE-SUPPRESSION PIPING

21 05 18 ESCUTCHEONS FOR FIRE-SUPRESSION PIPING

21 05 53 INDENTIFICATION FOR FIRE-SUPPRESSION PIPING AND EQUIPMENT

21 11 00 FACILITY FIRE-SUPPRESSION WATER-SERVICE PIPING

21 11 19 FIRE DEPARTMENT CONNECTIONS

21 13 13 WET-PIPE SPRINKLER SYSTEMS

DIVISION 22 PLUMBING

22 05 13 COMMON MOTOR REQUIREMENTS FOR PLUMBING EQUIPMENT

22 05 17 SLEEVES AND SLEEVE SEALS FOR PLUMBING PIPING

22 05 18 ESCUTCHEONS FOR PLUMBING PIPING

22 05 19 METERS AND GAGES FOR PLUMBING PIPING

22 05 23.12 BALL VALVES FOR PLUMBING PIPING

22 05 23.14 CHECK VALVES FOR PLUMBING PIPING

22 05 23.15 GATE VALVES FOR PLUMBING PIPING

22 05 29 HANGERS AND SUPPORTS FOR PLUMBING PIPING AND EQUIPMENT

22 05 48 VIBRATION AND SEISMIC CONTROLS FOR PLUMBING PIPING AND

EQUIPMENT

22 07 19 PLUMBING PIPING INSULATION

22 08 00 COMMISSIONING OF PLUMBING

22 11 16 DOMESTIC WATER PIPING

22 11 19 DOMESTIC WATER PIPING SPECIALITIES

22 13 16 SANITARY WASTE AND VENT PIPING

22 13 19 SANITARY WASTE PIPING SPECIALITIES

22 13 19.13 SANITARY DRAINS

22 14 29 SUMP PUMPS

22 33 00 ELECTRIC, DOMESTIC-WATER HEATERS

22 42 13.13 COMMERCIAL WATER CLOSETS

22 42 13.16 COMMERCIAL URINALS

22 42 16.13 COMMERCIAL LAVATORIES

22 42 16.16 COMMERCIAL SINKS

22 47 16 PRESSURE WATER COOLERS

VOLUME II

DIVISION 23 HEATING VENTILATING AND AIR CONDITIONING (HVAC)

23 05 13 COMMON MOTOR REQUIREMENTS FOR HVAC EQUIPMENT

23 05 17 SLEEVES AND SLEEVE SEALS FOR HVAC PIPING

23 05 18 ESCUTCHEONS FOR HVAC PIPING

23 05 19 METERS AND GAGES FOR HVAC PIPING

23 05 23.11 GLOBE VALVES FOR HVAC PIPING

23 05 23.12 BALL VALVES FOR HVAC PIPING

23 05 23.13 BUTTERFLY VALVES FOR HVAC PIPING

23 05 23.14 CHECK VALVES FOR HVAC PIPING

23 05 29 HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENT

23 05 33 HEAT TRACING FOR HVAC PIPING

23 05 48 VIBRATION AND SEISMIC CONTROLS FOR HVAC

23 05 53 IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT

23 05 93 TESTING, ADJUSTING, AND BALANCING FOR HVAC

23 07 13 DUCT INSULATION

23 07 16 HVAC EQUIPMENT INSULATION

23 07 19 HVAC PIPING INSULATION

23 08 00 COMMISSIONING OF HVAC

23 09 23 DIRECT DIGITAL CONTROL (DDC) SYSTEM FOR HVAC

23 09 23.11 CONTROL VALVES

23 09 23.12 CONTROL DAMPERS

23 09 23.14 FLOW INSTRUMENTS

23 09 23.16 GAS INSTRUMENTS

23 09 23.17 LEVEL INSTRUMENTS

23 09 23.19 MOISTURE INSTRUMENTS

23 09 23.22 POSITION INSTRUMENTS

23 09 23.23 PRESSURE INSTRUMENTS

23 09 23.24 SPEED INSTRUMENTS

23 09 23.27 TEMPERATURE INSTRUMENTS

23 09 23.33 VIBRATION INSTRUMENTS

23 09 93.11 SEQUENCE OF OPERATIONS FOR HVAC DDC

23 11 23 FACILITY NATURAL-GAS PIPING

23 21 13 HYDRONIC PIPING

23 21 13.13 UNDERGROUND HYDRONIC PIPING

23 21 16 HYDRONIC PIPING SPECIALTIES

23 21 23 HYDRONIC PUMPS

23 23 00 REFRIGERANT PIPING

23 25 00 HVAC WATER TREATMENT

23 31 13 METAL DUCTS

23 33 00 AIR DUCT ACCESSORIES

23 33 46 FLEXIBLE DUCTS

23 34 16 CENTRIFUGAL HVAC FANS

23 36 00 AIR TERMINAL UNITS

23 37 13.13 AIR DIFFUSERS

23 37 13.23 REGISTERS AND GRILLES

23 51 13.16 VENT DAMPERS

23 52 16 CONDENSING BOILERS

23 64 23.13 AIR-COOLED, SCROLL WATER CHILLERS

23 73 13.13 INDOOR, BASIC AIR-HANDLING UNITS

23 82 16.11

23 82 39.16

HYDRONIC AIR COILS

PROPELLER UNIT HEATERS

VOLUME III

DIVISION 25 INTEGRATED AUTOMATION – NOT USED

DIVISION 26 ELECTRICAL

26 05 11

26 05 19

REQS ELECTRICAL INSTALLATION

LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES

26 05 26 GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS

26 05 29 HANGERS AND SUPPORTS FOR ELECTRICAL SYSTEMS

26 05 33 RACEWAYS AND BOXES FOR ELECTRICAL SYSTEMS

26 05 44 SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS AND

CABLING

26 05 53 IDENTIFICATION FOR ELECTRICAL SYSTEMS

26 05 73.13 SHORT CIRCUIT STUDIES

26 05 73.16 COORDINATION STUDIES

26 05 73.19 ARC-FLASH HAZARD ANALYSIS

26 09 23 LIGHTING CONTROLS DEVICES

26 24 16 PANELBOARDS

26 27 26 WIRING DEVICES

26 28 13 FUSES

26 28 16 ENCLOSED SWITCHES AND CIRCUIT BREAKERS

26 29 23 VARIABLE-FREQUENCY MOTOR CONTROLLERS

26 41 13 LIGHTNING PROTECTION FOR STRUCTURES

26 43 13 SURGE PROTECTION FOR LOW-VOLTAGE ELECTRICAL POWER

CIRCUITS

26 51 19 LED INTERIOR LIGHTING

26 52 13 EMERGENCY AND EXIT LIGHTING

DIVISION 27 COMMUNICATIONS

27 05 26 GROUNDING AND BONDING FOR COMMUNICATIONS SYSTEMS

27 05 28 PATHWAYS FOR COMMUNICATIONS SYSTEMS

27 05 29 HANGERS AND SUPPORTS FOR COMMUNICATIONS SYSTEMS

27 05 36 CABLE TRAYS FOR COMMUNICATIONS SYSTEMS

27 05 44 SLEEVES AND SLEEVE SEALS FOR COMMUNICATIONS PATHWAYS

AND CABLING

27 05 53 IDENTIFICATION FOR COMMUNICATION SYSTEMS

27 11 00 COMMUNICATIONS EQUIPMENT ROOM FITTINGS

27 11 16 COMMUNICATIONS RACKS, FRAMES, AND ENCLOSURES

27 13 13 COMMUNICATIONS COPPER BACKBONE CABLING

27 13 23 COMMUNICATIONS OPTICAL FIBER BACKBONE CABLING

27 15 13 COMMUNICATIONS COPPER HORIZONTAL CABLING

27 21 29 NETWORK SWITCHES AND WIRELESS ACCESS POINTS

DIVISION 28 ELECTRONIC SAFETY AND SECURITY

28 05 13 CONDUCTORS AND CABLES FOR ELECTRONIC SAFETY

28 13 00 ACCESS CONTROL SOFTWARE AND DATABASE MANAGEMENT

28 15 00 ACCESS CONTROL HARDWARE DEVICES

28 20 00 VIDEO SURVEILLANCE

28 46 21.11 DIGITAL, ADDRESSABLE FIRE-ALARM SYSTEM

DIVISION 31 EARTHWORK

31 10 00 SITE CLEARING

31 20 00 EARTH MOVING

31 25 00 EROSION AND SEDIMENTATION CONTROLS

DIVISION 32 EXTERIOR IMPROVEMENTS

32 12 16 ASPHALT PAVING

32 13 13 CONCRETE PAVING

32 17 13 PARKING BUMPERS

32 17 23 PAVEMENT MARKINGS

32 92 00 SEEDING

DIVISION 33 UTILITIES

33 34 00 SANITARY UTILITY SEWERAGE PIPING SYSTEMS

33 41 00 STORM UTILITY DRAINAGE PIPING

33 46 00 SUBDRAINAGE

DIVISION 34 TRANSPORTATION – NOT USED

DIVISION 35 WATERWAY AND MARINE CONSTRUCTION – NOT USED

DIVISION 40 PROCESS INTERCONNECTIONS – NOT USED

DIVISION 41 MATERIAL PROCESSING AND HANDLING EQUIPMENT – NOT USED

DIVISION 42 PROCESS HEATING, COOLING, AND DRYING EQUIPMENT – NOT USED

DIVISION 43 PROCESS GAS AND LIQUID HANDLING, PURIFICATION AND STORAGE

EQUIPMENT – NOT USED

DIVISION 44 POLLUTION CONTROL EQUIPMENT – NOT USED

DIVISION 45 INDUSTRY-SPECIFIC MANUFACTURING EQUIPMENT – NOT USED

DIVISION 46 WATER AND WASTE WATER TREATMENT – NOT USED

APPENDIX A HAZARDOUS MATERIALS SURVEY

APPENDIX B ACCESSIBILITY INSPECTION REPORT

APPENDIX C HISTORIC STRUCTURES REPORT: SUGARLANDS HEADQUARTERS

APPENDIX D STATEMENT OF STRUCTURAL TESTS AND INSPECTIONS

APPENDIX E LETTER OF COMPLIANCE COMPLETION: NEPA AND NHPA CLEARANCE:

REHABILITATION OF PARK HEADQUARTERS AT SUGARLANDS

APPENDIX F LETTER OF COMPLIANCE COMPLETION: NEPA AND NHPA CLEARANCE:

REHABILITATION OF SUGARLANDS – HEADQUARTERS WATER AND

WASTEWATER SYSTEMS

APPENDIX G CATEGORICAL EXCLUSION DOCUMENTATION FORM (CE FORM):

REHABILITATION OF SUGARLANDS – HEADQUARTERS WATER AND

WASTEWATER SYSTEMS

APPENDIX H GEOTECHNICAL REPORT: SUGARLANDS WATER AND WASTEWATER

SYSTEM REHABILITATION

APPENDIX I GRSM REHABILITATE SUGARLANDS WATER AND WASTEWATER

SYSTEMS: TOPOGRAPHIC SURVEY

APPENDIX J SUBMITTAL LIST: GRSM REHABILITATE SUGARLANDS HEADQUARTERS

END OF TABLE OF CONTENTS

Rehab Sugarlands Headquarters, Water and Wastewater Systems

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COMMON MOTOR REQUIREMENTS FOR HVAC

SECTION 230513 - COMMON MOTOR REQUIREMENTS FOR HVAC EQUIPMENT

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes general requirements for single-phase and polyphase, general-purpose, horizontal, small and medium, squirrel-cage induction motors for use on alternating-current power systems up to 600 V and installed at equipment manufacturer's factory or shipped separately by equipment manufacturer for field installation.

1.2 COORDINATION

A. Coordinate features of motors, installed units, and accessory devices to be compatible with the following:

1. Motor controllers.

2. Torque, speed, and horsepower requirements of the load.

3. Ratings and characteristics of supply circuit and required control sequence.

4. Ambient and environmental conditions of installation location.

PART 2 - PRODUCTS

2.1 GENERAL MOTOR REQUIREMENTS

A. Comply with NEMA MG 1 unless otherwise indicated.

2.2 MOTOR CHARACTERISTICS

A. Duty: Continuous duty at ambient temperature of 40 deg C and at altitude of 3300 feet (1000 m) above sea level.

B. Capacity and Torque Characteristics: Sufficient to start, accelerate, and operate connected loads at designated speeds, at installed altitude and environment, with indicated operating sequence, and without exceeding nameplate ratings or considering service factor.

2.3 POLYPHASE MOTORS

A. Description: NEMA MG 1, Design B, medium induction motor.

B. Efficiency: Premium efficient, as defined in NEMA MG 1.

C. Service Factor: 1.15.

GRSM - 149368 23 05 13 - 2

D. Multispeed Motors: Variable torque.

1. For motors with 2:1 speed ratio, consequent pole, single winding.

2. For motors with other than 2:1 speed ratio, separate winding for each speed.

E. Rotor: Random-wound, squirrel cage.

F. Bearings: Regreasable, shielded, antifriction ball bearings suitable for radial and thrust loading.

G. Temperature Rise: Match insulation rating.

H. Insulation: Class F.

I. Code Letter Designation:

1. Motors 15 HP and Larger: NEMA starting Code F or Code G.

2. Motors Smaller Than 15 HP: Manufacturer's standard starting characteristic.

J. Enclosure Material: Cast iron for motor frame sizes 324T and larger; rolled steel for motor frame sizes smaller than 324T.

2.4 ADDITIONAL REQUIREMENTS FOR POLYPHASE MOTORS

A. Motors Used with Reduced-Voltage and Multispeed Controllers: Match wiring connection requirements for controller with required motor leads. Provide terminals in motor terminal box, suited to control method.

B. Motors Used with Variable-Frequency Controllers:

1. Windings: Copper magnet wire with moisture-resistant insulation varnish, designed and tested to resist transient spikes, high frequencies, and short time rise pulses produced by pulse-width-modulated inverters.

2. Premium-Efficient Motors: Class B temperature rise; Class F insulation.

3. Inverter-Duty Motors: Class F temperature rise; Class H insulation.

4. Thermal Protection: Comply with NEMA MG 1 requirements for thermally protected motors.

2.5 SINGLE-PHASE MOTORS

A. Motors larger than 1/20 hp shall be one of the following, to suit starting torque and requirements of specific motor application:

1. Permanent-split capacitor.

B. Multispeed Motors: Variable-torque, permanent-split-capacitor type.

C. Bearings: Prelubricated, antifriction ball bearings or sleeve bearings suitable for radial and thrust loading.

GRSM - 149368 23 05 13 - 3

D. Motors 1/20 HP and Smaller: Shaded-pole type.

E. Thermal Protection: Internal protection to automatically open power supply circuit to motor when winding temperature exceeds a safe value calibrated to temperature rating of motor insulation. Thermal-protection device shall automatically reset when motor temperature returns to normal range.

PART 3 - EXECUTION (Not Applicable)

END OF SECTION 230513

GRSM - 149368 23 05 13 - 4

---INTENTIONALLY BLANK---

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SLEEVES AND SLEEVE SEALS FOR HVAC PIPING

SECTION 230517 - SLEEVES AND SLEEVE SEALS FOR HVAC PIPING

1.1 SUMMARY

A. Section Includes:

1. Sleeves.

2. Sleeve-seal systems.

3. Grout.

4. Silicone sealants.

B. Related Requirements:

1. Section 078413 "Penetration Firestopping" for penetration firestopping installed in fire-resistance-rated walls, horizontal assemblies, and smoke barriers, with and without penetrating items.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of product.

1.3 INFORMATIONAL SUBMITTALS

A. Field quality-control reports.

PART 2 - PRODUCTS

2.1 SLEEVES

A. Cast-Iron Pipe Sleeves: Cast or fabricated of cast or ductile iron and equivalent to ductile-iron pressure pipe, with plain ends and integral waterstop collar.

B. Steel Pipe Sleeves: ASTM A53/A53M, Type E, Grade B, Schedule 40, anti-corrosion coated or zinc coated, with plain ends and integral welded waterstop collar.

C. Galvanized-Steel Sheet Pipe Sleeves: 0.0239-inch (0.6-mm) minimum thickness; round tube closed with welded longitudinal joint.

D. PVC Pipe Sleeves: ASTM D1785, Schedule 40.

GRSM - 149368 23 05 17 - 2

2.2 SLEEVE-SEAL SYSTEMS

A. Description:

1. Modular sealing-element unit, designed for field assembly, for filling annular space between piping and sleeve.

2. Designed to form a hydrostatic seal of 20-psig (137-kPa) minimum.

3. Sealing Elements: EPDM-rubber interlocking links shaped to fit surface of pipe. Include type and number required for pipe material and size.

4. Pressure Plates: Carbon steel.

5. Connecting Bolts and Nuts: Carbon steel, with corrosion-resistant coating, ASTM B633, of length required to secure pressure plates to sealing elements.

2.3 GROUT

A. Description: Nonshrink, recommended for interior and exterior sealing openings in nonfire-rated walls or floors.

B. Standard: ASTM C1107/C1107M, Grade B, post-hardening and volume-adjusting, dry, hydraulic-cement grout.

C. Design Mix: 5000-psi (34.5-MPa), 28-day compressive strength.

D. Packaging: Premixed and factory packaged.

2.4 SILICONE SEALANTS

A. Silicone, S, NS, 25, NT: Single-component, nonsag, plus 25 percent and minus 25 percent movement capability, nontraffic-use, neutral-curing silicone joint sealant, ASTM C920, Type S, Grade NS, Class 25, use NT.

B. Silicone, S, P, 25, T, NT: Single-component, pourable, plus 25 percent and minus 25 percent movement capability, traffic- and nontraffic-use, neutral-curing silicone joint sealant;

ASTM C920, Type S, Grade P, Class 25, Uses T and NT. Grade P Pourable (self-leveling) formulation is for opening in floors and other horizontal surfaces that are not fire rated.

PART 3 - EXECUTION

3.1 SLEEVE INSTALLATION

A. Install sleeves for piping passing through penetrations in floors, partitions, roofs, and walls.

B. For sleeves that will have sleeve-seal system installed, select sleeves of size large enough to provide 1-inch (25-mm) annular clear space between piping and concrete slabs and walls.

C. Install sleeves in concrete floors, concrete roof slabs, and concrete walls as new slabs and walls are constructed.

GRSM - 149368 23 05 17 - 3

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 (50 mm) above finished floor level.

2. Using grout or silicone sealant, seal space outside of sleeves in slabs and walls without sleeve-seal system.

D. Install sleeves for pipes passing through interior partitions.

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

2. Install sleeves that are large enough to provide 1/4-inch (6.4-mm) annular clear space between sleeve and pipe or pipe insulation.

3. Seal annular space between sleeve and piping or piping insulation; use sealants appropriate for size, depth, and location of joint.

E. Fire-Resistance-Rated Penetrations, Horizontal Assembly Penetrations, and Smoke-Barrier

Penetrations: Maintain indicated fire or smoke rating of walls, partitions, ceilings, and floors at pipe penetrations. Seal pipe penetrations with fire- and smoke-stop materials. Comply with requirements for firestopping and fill materials specified in Section 078413 "Penetration

Firestopping."

3.2 SLEEVE-SEAL-SYSTEM INSTALLATION

A. Install sleeve-seal systems in sleeves in exterior concrete walls and slabs-on-grade at service piping entries into building.

B. Select type, size, and number of sealing elements required for piping material and size and for sleeve ID or hole size. Position piping in center of sleeve. Center piping in penetration, assemble sleeve-seal-system components, and install in annular space between piping and sleeve. Tighten bolts against pressure plates that cause sealing elements to expand and make a watertight seal.

3.3 FIELD QUALITY CONTROL

A. Perform the following tests and inspections:

1. Leak Test: After allowing for a full cure, test sleeves and sleeve seals for leaks. Repair leaks and retest until no leaks exist.

B. Sleeves and sleeve seals will be considered defective if they do not pass tests and inspections.

3.4 SLEEVE AND SLEEVE-SEAL SCHEDULE

A. Use sleeves and sleeve seals for the following piping-penetration applications:

1. Exterior Concrete Walls Above Grade:

a. Piping Smaller Than NPS 6 (DN 150): Steel-pipe sleeves.

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2. Exterior Concrete Walls Below Grade:

a. Piping Smaller Than NPS 6 (DN 150): Steel-pipe sleeves with sleeve-seal system.

1) Select sleeve size to allow for 1-inch (25-mm) annular clear space between piping and sleeve for installing sleeve-seal system.

3. Concrete Slabs-on-Grade:

a. Piping Smaller Than NPS 6 (DN 150) Steel-pipe sleeves with sleeve-seal system.

1) Select sleeve size to allow for 1-inch (25-mm) annular clear space between piping and sleeve for installing sleeve-seal system.

4. Concrete Slabs Above Grade:

a. Piping Smaller Than NPS 6 (DN 150): Steel-pipe sleeves.

5. Interior Partitions:

a. Piping Smaller Than NPS 6 (DN 150): Galvanized-steel sheet pipe sleeves.

END OF SECTION 230517

GRSM - 149368 23 05 18 - 1

SLEEVES AND SLEEVE SEALS FOR

HVAC PIPING

SECTION 230518 - ESCUTCHEONS FOR HVAC PIPING

1.1 SUMMARY

A. Section Includes:

1. Escutcheons.

2. Floor plates.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of product.

PART 2 - PRODUCTS

2.1 ESCUTCHEONS

A. One-Piece, Steel Type: With polished, chrome-plated finish and setscrew fastener.

B. One-Piece, Deep-Pattern Type: Deep-drawn, box-shaped steel with polished, chrome-plated finish and spring-clip fasteners.

C. One-Piece, Stamped-Steel Type: With polished, chrome-plated finish and spring-clip fasteners.

D. Split-Plate, Stamped-Steel Type: With polished, chrome-plated finish; concealed hinge; and spring-clip fasteners.

2.2 FLOOR PLATES

A. Split Floor Plates: Steel with concealed hinge.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Install escutcheons for piping penetrations of walls, ceilings, and finished floors.

B. Install escutcheons with ID to closely fit around pipe, tube, and insulation of piping and with OD that completely covers opening.

1. Escutcheons for New Piping:

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SLEEVES AND SLEEVE SEALS FOR

HVAC PIPING

a. Piping with Fitting or Sleeve Protruding from Wall: One-piece deep pattern.

b. Chrome-Plated Piping: One-piece steel or split-plate steel with polished, chrome-plated finish.

c. Insulated Piping: One-piece steel with polished, chrome-plated finish.

d. Bare Piping at Wall and Floor Penetrations in Finished Spaces: One-piece steel with polished, chrome-plated finish.

e. Bare Piping at Ceiling Penetrations in Finished Spaces: One-piece steel with polished, chrome-plated finish.

C. Install floor plates for piping penetrations of equipment-room floors.

D. Install floor plates with ID to closely fit around pipe, tube, and insulation of piping and with OD that completely covers opening.

1. New Piping: Split floor plate.

2. Existing Piping to Remain: Split floor plate.

3.2 FIELD QUALITY CONTROL

A. Using new materials, replace broken and damaged escutcheons and floor plates.

END OF SECTION 230518

GRSM - 149368 23 05 19 - 1

METERS AND GAGES FOR HVAC PIPING

SECTION 230519 - METERS AND GAGES FOR HVAC PIPING

1.1 SUMMARY

A. Section Includes:

1. Bimetallic-actuated thermometers.

2. Liquid-in-glass thermometers.

3. Duct-thermometer mounting brackets.

4. Thermowells.

5. Dial-type pressure gages.

6. Gage attachments.

7. Flowmeters.

8. Thermal-energy meters.

B. Related Requirements:

1. Section 231123 "Facility Natural-Gas Piping" for gas meters.

2. Section 232216 "Steam and Condensate Piping Specialties" for steam and condensate meters.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of product.

B. Shop Drawings:

1. Include diagrams for power, signal, and control wiring.

1.3 INFORMATIONAL SUBMITTALS

A. Product Certificates: For each type of meter and gage.

1.4 CLOSEOUT SUBMITTALS

A. Operation and maintenance data.

PART 2 - PRODUCTS

2.1 BIMETALLIC-ACTUATED THERMOMETERS

A. Standard: ASME B40.200.

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B. Case: Liquid-filled and sealed type(s); stainless steel with 5-inch (127-mm) nominal diameter.

C. Dial: Nonreflective aluminum with permanently etched scale markings and scales in deg F and deg C.

D. Connector Type(s): Union joint, adjustable angle, with unified-inch screw threads.

E. Connector Size: 1/2 inch (13 mm), with ASME B1.1 screw threads.

F. Stem: 0.25 or 0.375 inch (6.4 or 9.4 mm) in diameter; stainless steel.

G. Window: Plain glass or plastic.

H. Ring: Stainless steel.

I. Element: Bimetal coil.

J. Pointer: Dark-colored metal.

K. Accuracy: Plus or minus 1 percent of scale range.

2.2 LIQUID-IN-GLASS THERMOMETERS

A. Metal-Case, Industrial-Style, Liquid-in-Glass Thermometers:

1. Standard: ASME B40.200.

2. Case: Cast aluminum; 7-inch (178-mm) nominal size unless otherwise indicated.

3. Case Form: Adjustable angle unless otherwise indicated.

4. Tube: Glass with magnifying lens and blue organic liquid.

5. Tube Background: Nonreflective aluminum with permanently etched scale markings graduated in deg F and deg C.

6. Window: Glass or plastic.

7. Stem: Aluminum and of length to suit installation.

a. Design for Air-Duct Installation: With ventilated shroud.

b. Design for Thermowell Installation: Bare stem.

8. Connector: 1-1/4 inches (32 mm), with ASME B1.1 screw threads.

9. Accuracy: Plus or minus 1 percent of scale range or one scale division, to a maximum of

1.5 percent of scale range.

2.3 DUCT-THERMOMETER MOUNTING BRACKETS

A. Description: Flanged bracket with screw holes, for attachment to air duct and made to hold thermometer stem.

2.4 THERMOWELLS

A. Thermowells:

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1. Standard: ASME B40.200.

2. Description: Pressure-tight, socket-type fitting made for insertion in piping tee fitting.

3. Material for Use with Copper Tubing: CNR or CUNI.

4. Material for Use with Steel Piping: CRES.

5. Type: Stepped shank unless straight or tapered shank is indicated.

6. External Threads: NPS 1/2, NPS 3/4, or NPS 1, (DN 15, DN 20, or NPS 25,)

ASME B1.20.1 pipe threads.

7. Internal Threads: 1/2, 3/4, and 1 inch (13, 19, and 25 mm), with ASME B1.1 screw threads.

8. Bore: Diameter required to match thermometer bulb or stem.

9. Insertion Length: Length required to match thermometer bulb or stem.

10. Lagging Extension: Include on thermowells for insulated piping and tubing.

11. Bushings: For converting size of thermowell's internal screw thread to size of thermometer connection.

B. Heat-Transfer Medium: Mixture of graphite and glycerin.

2.5 DIAL-TYPE PRESSURE GAGES

A. Direct-Mounted, Metal-Case, Dial-Type Pressure Gages:

1. Standard: ASME B40.100.

2. Case: Sealed type(s); cast aluminum or drawn steel; 6-inch (152-mm) nominal diameter.

3. Pressure-Element Assembly: Bourdon tube unless otherwise indicated.

4. Pressure Connection: Brass, with NPS 1/2 (DN 15), ASME B1.20.1 pipe threads and bottom-outlet type unless back-outlet type is indicated.

5. Movement: Mechanical, with link to pressure element and connection to pointer.

6. Dial: Nonreflective aluminum with permanently etched scale markings graduated in psi and kPa.

7. Pointer: Dark-colored metal.

8. Window: Glass or plastic.

9. Ring: Stainless steel.

10. Accuracy: Grade A, plus or minus 1 percent of middle half of scale range.

2.6 GAGE ATTACHMENTS

A. Snubbers: ASME B40.100, brass; with NPS 1/2 (DN 15), ASME B1.20.1 pipe threads and piston-type surge-dampening device. Include extension for use on insulated piping.

B. Siphons: Loop-shaped section of brass pipe with NPS 1/2 (DN 15) pipe threads.

C. Valves: Brass ball, with NPS 1/2 (DN 15), ASME B1.20.1 pipe threads.

2.7 FLOWMETERS

A. Turbine Flowmeters:

1. Description: Flowmeter with sensor and indicator.

2. Flow Range: Sensor and indicator shall cover operating range of equipment or system served.

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3. Sensor: Impeller turbine; for inserting in pipe fitting or for installing in piping and measuring flow directly in gallons per minute.

a. Design: Device or pipe fitting with inline turbine and integral direct-reading scale for water.

b. Construction: Bronze or stainless-steel body, with plastic turbine or impeller.

c. Minimum Pressure Rating: 150 psig (1035 kPa).

d. Minimum Temperature Rating: 180 deg F (82 deg C).

4. Indicator: Hand-held meter; either an integral part of sensor or a separate meter.

5. Accuracy: Plus or minus 1-1/2 percent.

6. Display: Shows rate of flow, with register to indicate total volume in gallons.

7. Operating Instructions: Include complete instructions with each flowmeter.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Install thermowells with socket extending to center of pipe and in vertical position in piping tees.

B. Install thermowells of sizes required to match thermometer connectors. Include bushings if required to match sizes.

C. Install thermowells with extension on insulated piping.

D. Fill thermowells with heat-transfer medium.

E. Install direct-mounted thermometers in thermowells and adjust vertical and tilted positions.

F. Install remote-mounted thermometer bulbs in thermowells and install cases on panels; connect cases with tubing and support tubing to prevent kinks. Use minimum tubing length.

G. Install duct-thermometer mounting brackets in walls of ducts. Attach to duct with screws.

H. Install direct-mounted pressure gages in piping tees with pressure gage located on pipe at the most readable position.

I. Install remote-mounted pressure gages on panel.

J. Install valve and snubber in piping for each pressure gage for fluids (except steam).

K. Install test plugs in piping tees.

L. Install flow indicators in piping systems in accessible positions for easy viewing.

M. Assemble and install connections, tubing, and accessories between flow-measuring elements and flowmeters according to manufacturer's written instructions.

N. Install flowmeter elements in accessible positions in piping systems.

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O. Install differential-pressure-type flowmeter elements, with at least minimum straight lengths of pipe, upstream and downstream from element according to manufacturer's written instructions.

P. Install permanent indicators on walls or brackets in accessible and readable positions.

Q. Install connection fittings in accessible locations for attachment to portable indicators.

R. Install thermometers in the following locations:

1. Inlet and outlet of each hydronic zone.

2. Inlet and outlet of each hydronic boiler.

3. Two inlets and two outlets of each chiller.

4. Inlet and outlet of each hydronic coil in air-handling units.

S. Install pressure gages in the following locations:

1. Discharge of each pressure-reducing valve.

2. Inlet and outlet of each chiller chilled-water.

3. Suction and discharge of each pump.

3.2 CONNECTIONS

A. Install meters and gages adjacent to machines and equipment to allow space for service and maintenance of meters, gages, machines, and equipment.

B. Connect flowmeter-system elements to meters.

C. Connect flowmeter transmitters to meters.

3.3 ADJUSTING

A. After installation, calibrate meters according to manufacturer's written instructions.

B. Adjust faces of meters and gages to proper angle for best visibility.

3.4 THERMOMETER SCHEDULE

A. Thermometers at inlet and outlet of each hydronic zone shall be the following:

1. Industrial-style, liquid-in-glass type.

B. Thermometers at inlet and outlet of each hydronic boiler shall be the following:

1. Industrial-style, liquid-in-glass type.

C. Thermometers at inlets and outlets of each chiller shall be the following:

1. Industrial-style, liquid-in-glass type.

D. Thermometers at inlet and outlet of each hydronic coil in air-handling units and built-up central systems shall be the following:

1. Industrial-style, liquid-in-glass type.

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E. Thermometer stems shall be of length to match thermowell insertion length.

3.5 THERMOMETER SCALE-RANGE SCHEDULE

A. Scale Range for Chilled-Water Piping: 0 to 100 deg F and minus 20 to plus 50 deg C.

B. Scale Range for Heating, Hot-Water Piping: 20 to 240 deg F and 0 to 150 deg C.

3.6 PRESSURE-GAGE SCHEDULE

A. Pressure gages at discharge of each pressure-reducing valve shall be the following:

1. Sealed, direct-mounted, metal case.

B. Pressure gages at inlet and outlet of each chiller chilled-water and boiler connection shall be one of the following:

1. Sealed, direct-mounted, metal case.

C. Pressure gages at suction and discharge of each pump shall be the following:

1. Sealed, direct-mounted, metal case.

3.7 PRESSURE-GAGE SCALE-RANGE SCHEDULE

A. Scale Range for Chilled-Water Piping: 0 to 100 psi and 0 to 600 kPa.

B. Scale Range for Heating, Hot-Water Piping: 0 to 100 psi and 0 to 600 kPa.

3.8 FLOWMETER SCHEDULE

A. Flowmeters for Chilled-Water Piping: Turbine type.

END OF SECTION 230519

GRSM - 149368 23 05 23.11 - 1

GLOBE VALVES FOR HVAC PIPING

SECTION 230523.11 - GLOBE VALVES FOR HVAC PIPING

1.1 SUMMARY

A. Section Includes:

1. Bronze globe valves.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of valve.

PART 2 - PRODUCTS

2.1 GENERAL REQUIREMENTS FOR VALVES

A. Source Limitations for Valves: Obtain each type of valve from single source from single manufacturer.

B. ASME Compliance:

1. ASME B1.20.1 for threads for threaded-end valves.

2. ASME B16.10 and ASME B16.34 for ferrous valve dimensions and design criteria.

3. ASME B16.18 for solder-joint connections.

4. ASME B31.1 for power piping valves.

5. ASME B31.9 for building services piping valves.

C. Refer to HVAC valve schedule articles for applications of valves.

D. Valve Pressure-Temperature Ratings: Not less than indicated and as required for system pressures and temperatures.

E. Valve Sizes: Same as upstream piping unless otherwise indicated.

F. Valves in Insulated Piping: With 2-inch (50-mm) stem extensions.

2.2 BRONZE GLOBE VALVES

A. Bronze Globe Valves, Class 150:

1. Description:

a. Standard: MSS SP-80, Type 2.

b. CWP Rating: 300 psig (2070 kPa).

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c. Body Material: ASTM B62, bronze with integral seat and union-ring bonnet.

d. Ends: Threaded.

e. Stem: Bronze.

f. Disc: PTFE.

g. Packing: Asbestos free.

h. Handwheel: Malleable iron.

PART 3 - EXECUTION

3.1 VALVE INSTALLATION

A. Install valves with unions or flanges at each piece of equipment arranged to allow service, maintenance, and equipment removal without system shutdown.

B. Locate valves for easy access and provide separate support where necessary.

C. Install valves in horizontal piping with stem at or above center of pipe.

D. Install valves in position to allow full stem movement.

3.2 ADJUSTING

A. Adjust or replace valve packing after piping systems have been tested and put into service but before final adjusting and balancing. Replace valves if persistent leaking occurs.

3.3 GENERAL REQUIREMENTS FOR VALVE APPLICATIONS

A. If valve applications are not indicated, use the following:

1. Throttling Service except Steam: Globe valves.

B. If valves with specified CWP ratings are unavailable, the same types of valves with higher CWP ratings may be substituted.

C. Select valves with the following end connections:

1. For Copper Tubing, NPS 2 (DN 50) and Smaller: Threaded ends except where solder-joint valve-end option is indicated in valve schedules.

3.4 CHILLED-WATER VALVE SCHEDULE

A. Pipe NPS 2 (DN 50) and Smaller: Bronze globe valves, Class 150, with PTFE disc, and with soldered or threaded ends.

GRSM - 149368 23 05 23.11 - 3

3.5 HEATING-WATER VALVE SCHEDULE

A. Pipe NPS 2 (DN 50) and Smaller: Bronze globe valves, Class 150, with PTFE disc, and soldered or threaded ends.

END OF SECTION 230523.11

GRSM - 149368 23 05 23.11 - 4

GRSM - 149368 23 05 23.12- 1

BALL VALVES FOR HVAC PIPING

SECTION 230523.12 - BALL VALVES FOR HVAC PIPING

1.1 SUMMARY

A. Section Includes:

1. Brass ball valves.

2. Bronze ball valves.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of valve.

PART 2 - PRODUCTS

2.1 GENERAL REQUIREMENTS FOR VALVES

A. Source Limitations for Valves: Obtain each type of valve from single source from single manufacturer.

B. ASME Compliance:

1. ASME B1.20.1 for threads for threaded-end valves.

2. ASME B16.10 and ASME B16.34 for ferrous valve dimensions and design criteria.

3. ASME B16.18 for solder-joint connections.

4. ASME B31.1 for power piping valves.

5. ASME B31.9 for building services piping valves.

C. Bronze valves shall be made with dezincification-resistant materials. Bronze valves made with copper alloy (brass) containing more than 15 percent zinc are not permitted.

D. Refer to HVAC valve schedule articles for applications of valves.

E. Valve Pressure-Temperature Ratings: Not less than indicated and as required for system pressures and temperatures.

F. Valve Sizes: Same as upstream piping unless otherwise indicated.

G. Valve Actuator Types:

1. Handlever: For quarter-turn valves smaller than NPS 4 (DN 100).

H. Valves in Insulated Piping:

1. Include 2-inch (50-mm) stem extensions.

GRSM - 149368 23 05 23.12- 2

2. Extended operating handle of nonthermal-conductive material, and protective sleeves that allow operation of valves without breaking the vapor seals or disturbing insulation.

3. Memory stops that are fully adjustable after insulation is applied.

I. Valve Bypass and Drain Connections: MSS SP-45.

2.2 BRASS BALL VALVES

A. Brass Ball Valves, Two-Piece with Full Port and Brass Trim, Threaded Ends:

1. Description:

a. Standard: MSS SP-110.

b. SWP Rating: 150 psig (1035 kPa).

c. CWP Rating: 600 psig (4140 kPa).

d. Body Design: Two piece.

e. Body Material: Forged brass.

f. Ends: Threaded.

g. Seats: PTFE.

h. Stem: Brass.

i. Ball: Chrome-plated brass.

j. Port: Full.

B. Brass Ball Valves, Two-Piece with Full Port and Brass Trim, Press Ends:

1. Description:

a. Standard: MSS SP-110.

b. CWP Rating: 600 psig (4140 kPa).

c. Body Design: Two piece.

d. Body Material: Forged brass.

e. Ends: Press.

f. Seats: PTFE or RPTFE.

g. Stem: Brass.

h. Ball: Chrome-plated brass.

i. Port: Full.

j. O-Ring Seal: Buna-N or EPDM.

2.3 BRONZE BALL VALVES

A. Bronze Ball Valves, Two-Piece with Full Port and Bronze or Brass Trim, Threaded Ends:

1. Description:

a. Standard: MSS SP-110.

b. SWP Rating: 150 psig (1035 kPa).

c. CWP Rating: 600 psig (4140 kPa).

d. Body Design: Two piece.

e. Body Material: Bronze.

f. Ends: Threaded.

g. Seats: PTFE.

h. Stem: Bronze.

GRSM - 149368 23 05 23.12- 3

i. Ball: Chrome-plated brass.

j. Port: Full.

B. Bronze Ball Valves, Two-Piece with Full Port and Stainless-Steel Trim:

1. Description:

a. Standard: MSS SP-110.

b. SWP Rating: 150 psig (1035 kPa).

c. CWP Rating: 600 psig (4140 kPa).

d. Body Design: Two piece.

e. Body Material: Bronze.

f. Ends: Threaded.

g. Seats: PTFE.

h. Stem: Stainless steel.

i. Ball: Stainless steel, vented.

j. Port: Full.

PART 3 - EXECUTION

3.1 VALVE INSTALLATION

A. Install valves with unions or flanges at each piece of equipment arranged to allow service, maintenance, and equipment removal without system shutdown.

B. Locate valves for easy access and provide separate support where necessary.

C. Install valves in horizontal piping with stem at or above center of pipe.

D. Install valves in position to allow full stem movement.

3.2 GENERAL REQUIREMENTS FOR VALVE APPLICATIONS

A. If valves with specified SWP classes or CWP ratings are unavailable, the same types of valves with higher SWP classes or CWP ratings may be substituted.

B. Select valves with the following end connections:

1. For Copper Tubing, NPS 2 (DN 50) and Smaller: Threaded ends except where solder-joint valve-end option or press-end option is indicated in valve schedules below.

2. For Steel Piping, NPS 2 (DN 50) and Smaller: Threaded ends.

3.3 CHILLED-WATER VALVE SCHEDULE

A. Pipe NPS 2 (DN 50) and Smaller: Brass or bronze ball valves, two piece, with brass or bronze trim, full port, threaded or solder-joint ends.

1. Valves may be provided with solder-joint ends instead of threaded ends.

GRSM - 149368 23 05 23.12- 4

3.4 HEATING-WATER VALVE SCHEDULE

A. Pipe NPS 2 (DN 50) and Smaller: Brass or bronze ball valves, two piece, with brass or bronze trim, full port, threaded or solder-joint ends.

END OF SECTION 230523.12

GRSM 149368 23 05 23.13 - 1

BUTTERFLY VALVES FOR HVAC PIPING

SECTION 230523.13 - BUTTERFLY VALVES FOR HVAC PIPING

1.1 SUMMARY

A. Section Includes:

1. High-performance butterfly valves.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of valve.

PART 2 - PRODUCTS

2.1 GENERAL REQUIREMENTS FOR VALVES

A. Source Limitations for Valves: Obtain each type of valve from single source from single manufacturer.

B. ASME Compliance:

1. ASME B16.1 for flanges on iron valves.

2. ASME B16.10 and ASME B16.34 for ferrous valve dimensions and design criteria.

3. ASME B31.1 for power piping valves.

4. ASME B31.9 for building services piping valves.

C. Valve Pressure-Temperature Ratings: Not less than indicated and as required for system pressures and temperatures.

D. Valve Sizes: Same as upstream piping unless otherwise indicated.

E. Valve Actuator Types:

1. Handlever: For valves NPS 6 (DN 150) and smaller.

2. Chainwheel: Device for attachment to gear, stem, or other actuator of size and with chain for mounting height, according to "Valve Installation" Article.

F. Valves in Insulated Piping: With 2-inch (50-mm) stem extensions with extended necks.

2.2 HIGH-PERFORMANCE BUTTERFLY VALVES

A. Class 300, Single-Flange, High-Performance Butterfly Valves:

1. <Double click here to find, evaluate, and insert list of manufacturers and products.>

2. Description:

http://www.specagent.com/LookUp/?ulid=9709&mf=04&src=wd

GRSM 149368 23 05 23.13 - 2

BUTTERFLY VALVES FOR HVAC PIPING

a. Standard: MSS SP-68.

b. CWP Rating: 720 psig (4965 kPa) at 100 deg F (38 deg C).

c. Body Design: Lug type; suitable for bidirectional dead-end service at rated pressure without use of downstream flange.

d. Body Material: Carbon steel, cast iron, or ductile iron.

e. Seat: Reinforced PTFE or metal.

f. Stem: Stainless steel; offset from seat plane.

g. Disc: Carbon steel.

h. Service: Bidirectional.

PART 3 - EXECUTION

3.1 VALVE INSTALLATION

A. Install valves with unions or flanges at each piece of equipment arranged to allow service, maintenance, and equipment removal without system shutdown.

B. Locate valves for easy access and provide separate support where necessary.

C. Install valves in horizontal piping with stem at or above center of pipe.

D. Install valves in position to allow full stem movement.

3.2 ADJUSTING

A. Adjust or replace valve packing after piping systems have been tested and put into service but before final adjusting and balancing. Replace valves if persistent leaking occurs.

3.3 CHILLED-WATER VALVE SCHEDULE

A. Pipe NPS 2-1/2 (DN 65) and Larger:

1. High-Performance Butterfly Valves: Single flange, Class 300.

3.4 HEATING-WATER VALVE SCHEDULE

A. Pipe NPS 2-1/2 (DN 65) and Larger:

1. High-Performance Butterfly Valves: Single flange, Class 300.

END OF SECTION 230523.13

GRSM - 149368 23 05 23.14 - 1

CHECK VALVES FOR HVAC PIPING

SECTION 230523.14 - CHECK VALVES FOR HVAC PIPING

1.1 SUMMARY

A. Section Includes:

1. Bronze swing check valves.

2. Iron swing check valves.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of valve.

PART 2 - PRODUCTS

2.1 GENERAL REQUIREMENTS FOR VALVES

A. Source Limitations for Valves: Obtain each type of valve from single source from single manufacturer.

B. ASME Compliance:

1. ASME B1.20.1 for threads for threaded-end valves.

2. ASME B16.1 for flanges on iron valves.

3. ASME B16.10 and ASME B16.34 for ferrous valve dimensions and design criteria.

4. ASME B16.18 for solder joint.

5. ASME B31.1 for power piping valves.

6. ASME B31.9 for building services piping valves.

C. Bronze valves shall be made with dezincification-resistant materials. Bronze valves made with copper alloy (brass) containing more than 15 percent zinc are not permitted.

D. Valve Pressure-Temperature Ratings: Not less than indicated and as required for system pressures and temperatures.

E. Valve Sizes: Same as upstream piping unless otherwise indicated.

F. Valve Bypass and Drain Connections: MSS SP-45.

2.2 BRONZE SWING CHECK VALVES

A. Bronze Swing Check Valves with Nonmetallic Disc, Class 150:

1. Description:

GRSM - 149368 23 05 23.14 - 2

a. Standard: MSS SP-80, Type 4.

b. CWP Rating: 300 psig (2070 kPa).

c. Body Design: Horizontal flow.

d. Body Material: ASTM B62, bronze.

e. Ends: Threaded.

f. Disc: PTFE.

2.3 IRON SWING CHECK VALVES

A. Iron Swing Check Valves with Nonmetallic-to-Metal Seats, Class 125:

1. Description:

a. Standard: MSS SP-71, Type I.

b. NPS 2-1/2 to NPS 12 (DN 65 to DN 300), CWP Rating: 200 psig (1380 kPa).

c. Body Design: Clear or full waterway.

d. Body Material: ASTM A126, gray iron with bolted bonnet.

e. Ends: Flanged.

f. Trim: Composition.

g. Seat Ring: Bronze.

h. Disc Holder: Bronze.

i. Disc: PTFE.

j. Gasket: Asbestos free.

2.4 IRON SWING CHECK VALVES WITH CLOSURE CONTROL

A. Iron Swing Check Valves with Lever- and Spring-Closure Control, Class 125:

1. Description:

a. Standard: MSS SP-71, Type I.

b. NPS 2-1/2 to NPS 12 (DN 65 to DN 300), CWP Rating: 200 psig (1380 kPa).

c. Body Design: Clear or full waterway.

d. Body Material: ASTM A126, gray iron with bolted bonnet.

e. Ends: Flanged.

f. Trim: Bronze.

g. Gasket: Asbestos free.

h. Closure Control: Factory-installed, exterior lever and spring.

B. Iron Swing Check Valves with Lever and Weight-Closure Control, Class 125:

1. Description:

a. Standard: MSS SP-71, Type I.

b. NPS 2-1/2 to NPS 12 (DN 65 to DN 300), CWP Rating: 200 psig (1380 kPa).

c. Body Design: Clear or full waterway.

d. Body Material: ASTM A126, gray iron with bolted bonnet.

e. Ends: Flanged.

f. Trim: Bronze.

g. Gasket: Asbestos free.

h. Closure Control: Factory-installed, exterior lever and weight.

GRSM - 149368 23 05 23.14 - 3

PART 3 - EXECUTION

3.1 VALVE INSTALLATION

A. Install valves with unions or flanges at each piece of equipment arranged to allow service, maintenance, and equipment removal without system shutdown.

B. Locate valves for easy access and provide separate support where necessary.

C. Install valves in horizontal piping with stem at or above center of pipe.

D. Install valves in position to allow full stem movement.

E. Install swing check valves for proper direction of flow in horizontal position with hinge pin level.

3.2 ADJUSTING

A. Adjust or replace valve packing after piping systems have been tested and put into service but before final adjusting and balancing. Replace valves if persistent leaking occurs.

3.3 GENERAL REQUIREMENTS FOR VALVE APPLICATIONS

A. If valve applications are not indicated, use the following:

1. Pump-Discharge Check Valves:

a. NPS 2 (DN 50) and Smaller: Bronze swing check valves with nonmetallic disc.

b. NPS 2-1/2 (DN 65) and Larger: Iron swing check valves with lever and weight or with spring; resilient-seat check valves.

B. If valves with specified SWP classes or CWP ratings are unavailable, the same types of valves with higher SWP classes or CWP ratings may be substituted.

C. Select valves, except wafer types, with the following end connections:

1. For Copper Tubing, NPS 2 (DN 50) and Smaller: Threaded ends except where solder-joint valve-end option is indicated in valve schedules.

2. For Copper Tubing, NPS 2-1/2 to NPS 4 (DN 65 to DN 100): Flanged ends except where threaded valve-end option is indicated in valve schedules.

3. For Steel Piping, NPS 2 (DN 50) and Smaller: Threaded ends.

4. For Steel Piping, NPS 2-1/2 to NPS 4 (DN 65 to DN 100): Flanged ends except where threaded valve-end option is indicated in valve schedules.

3.4 CHILLED-WATER VALVE SCHEDULE

A. Pipe NPS 2 (DN 50) and Smaller:

GRSM - 149368 23 05 23.14 - 4

1. Bronze Valves: May be provided with solder-joint ends instead of threaded ends.

2. Bronze swing check valves with nonmetallic disc, Class 150.

B. Pipe NPS 2-1/2 (DN 65) and Larger:

1. Iron Valves, NPS 2-1/2 to NPS 4 (DN 65 to DN 100): May be provided with threaded ends instead of flanged ends.

2. Iron swing check valves with nonmetallic-to-metal seats, Class 125.

3.5 HEATING-WATER VALVE SCHEDULE

A. Pipe NPS 2 (DN 50) and Smaller:

1. Bronze Valves: May be provided with solder-joint ends instead of threaded ends.

2. Bronze swing check valves with nonmetallic disc, Class 150.

B. Pipe NPS 2-1/2 (DN 65) and Larger:

1. Iron Valves, NPS 2-1/2 to NPS 4 (DN 65 to DN 100): May be provided with threaded ends instead of flanged ends.

2. Iron swing check valves with nonmetallic-to-metal seats, Class 125.

END OF SECTION 230523.14

GRSM - 149368 23 05 29 - 1

HANGERS AND SUPPORTS FOR HVAC PIPING

AND EQUIPMENT

SECTION 230529 - HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENT

1.1 SUMMARY

A. Section Includes:

1. Metal pipe hangers and supports.

2. Trapeze pipe hangers.

3. Thermal-hanger shield inserts.

4. Fastener systems.

5. Equipment supports.

B. Related Requirements:

1. Section 055000 "Metal Fabrications" for structural-steel shapes and plates for trapeze hangers for pipe and equipment supports.

2. Section 230516 "Expansion Fittings and Loops for HVAC Piping" for pipe guides and anchors.

3. Section 230548 "Vibration and Seismic Controls for HVAC" for vibration isolation devices.

4. Section 233113 "Metal Ducts" for duct hangers and supports.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of product.

B. Sustainable Design Submittals:

C. Shop Drawings: Show fabrication and installation details and include calculations for the following; include Product Data for components:

1. Trapeze pipe hangers.

2. Equipment supports.

1.3 INFORMATIONAL SUBMITTALS

A. Welding certificates.

1.4 QUALITY ASSURANCE

A. Structural-Steel Welding Qualifications: Qualify procedures and personnel according to

AWS D1.1/D1.1M, "Structural Welding Code - Steel."

GRSM - 149368 23 05 29 - 2

B. Pipe Welding Qualifications: Qualify procedures and operators according to ASME Boiler and

Pressure Vessel Code, Section IX.

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. Structural Performance: Hangers and supports for HVAC piping and equipment shall withstand the effects of gravity loads and stresses within limits and under conditions indicated according to the latest edition of ASCE/SEI 7.

1. Design supports for multiple pipes, including pipe stands, capable of supporting combined weight of supported systems, system contents, and test water.

2. Design equipment supports capable of supporting combined operating weight of supported equipment and connected systems and components.

3. Design seismic-restraint hangers and supports for piping and equipment and obtain approval from the Contracting Officer.

2.2 METAL PIPE HANGERS AND SUPPORTS

A. Carbon-Steel Pipe Hangers and Supports:

1. Description: MSS SP-58, Types 1 through 58, factory-fabricated components.

2. Galvanized Metallic Coatings: Pregalvanized, hot-dip galvanized, or electro-galvanized.

3. Nonmetallic Coatings: Plastic coated, or epoxy powder-coated.

4. Padded Hangers: Hanger with fiberglass or other pipe insulation pad or cushion to support bearing surface of piping.

5. Hanger Rods: Continuous-thread rod, nuts, and washer made of carbon steel.

B. Stainless-Steel Pipe Hangers and Supports:

1. Description: MSS SP-58, Types 1 through 58, factory-fabricated components.

2. Padded Hangers: Hanger with fiberglass or other pipe insulation pad or cushion to support bearing surface of piping.

3. Hanger Rods: Continuous-thread rod, nuts, and washer made of stainless steel.

C. Copper Pipe and Tube…