2009_1120-NOAA La Jolla - Specifications Volume 2.pdf

NOAA – La Jolla Laboratory Replacement October 9, 2009 Final Construction Documents

TABLE OF CONTENTS 00010 - 1

DIVISION 0 – BIDDING AND CONTRACTING REQUIREMENTS

CONSTRUCTION AGREEMENT (NOT INCLUDED)

GEOTECHNICAL REPORT (NOT INCLUDED)

CERTFICATES OF COMPLIANCE

SECTION 00010 - TABLE OF CONTENTS

DIVISION 1 - GENERAL REQUIREMENTS

01060 REGULATORY/PERMITTING REQUIREMENTS

01065 SAFETY

01290 PAYMENT PROCEDURES

01310 PROJECT MANAGEMENT AND COORDINATION

01320 CONSTRUCTION PROGRESS DOCUMENTATION

01322 PHOTOGRAPHIC DOCUMENTATION

01330 SUBMITTAL PROCEDURES

01352 LEED REQUIREMENTS

01353 INDOOR AIR QUALITY MANAGEMENT DURING CONSTRUCTION

01354 INDOOR AIR QUALITY TESTING BEFORE OCCUPANCY

01400 QUALITY CONTROL

01420 REFERENCES

01500 TEMPORARY FACILITIES AND CONTROLS

01524 CONSTRUCTION WASTE MANAGEMENT

01540 SECURITY

01600 PRODUCT REQUIREMENTS

01635 SUBSTITUTION PROCEDURES

01701 EXECUTION REQUIREMENTS

01702 CLOSEOUT PROCEDURES AND FINAL ACCEPTANCE

01731 CUTTING AND PATCHING

01781 PROJECT RECORD DOCUMENTS

01782 OPERATION AND MAINTENANCE DATA

01800 COMMISSIONING

01810 FUNCTIONAL PERFORMANCE TESTING (FPT) PROCEDURES

01820 DEMONSTRATION AND TRAINING

DIVISION 2 - SITE CONSTRUCTION

02230 SITE CLEARING

02231 TREE PROTECTION AND TRIMMING

02260 EXCAVATION SUPPORT AND PROTECTION

02300 EARTHWORK

02510 WATER DISTRIBUTION

02530 SANITARY SEWERAGE

02630 STORM DRAINAGE

02741 ASPHALT PAVING

02751 CEMENT CONCRETE PAVEMENT

02752 CONCRETE PAVERS FOR GREEN ROOF

NOAA – La Jolla Laboratory Replacement October 9, 2009

TABLE OF CONTENTS 00010 - 2

02770 TACTILE WARNING SURFACES (PRECAST CONCRETE)

02810 IRRIGATION SYSTEMS

02811 IRRIGATION SYSTEM FOR GREEN ROOF

02915 SOILS FOR GREEN ROOF

02930 PLANTS FOR GREEN ROOF

02931 LANDSCAPING

DIVISION 3 - CONCRETE

03300 CAST-IN-PLACE CONCRETE

03331 CAST-IN-PLACE ARCHITECTURAL CONCRETE

03450 ARCHITECTURAL PRECAST CONCRETE STAIRS

03532 ARCHITECTURAL CONCRETE TOPPING

DIVISION 4 - MASONRY

04810 UNIT MASONRY ASSEMBLIES

DIVISION 5 - METALS

05120 STRUCTURAL STEEL

05210 STEEL JOISTS

05310 STEEL DECK

05400 COLD-FORMED METAL FRAMING

05500 METAL FABRICATIONS

05511 METAL STAIRS

05521 PIPE AND TUBE RAILINGS

05721 ORNAMENTAL RAILINGS

05730 MISCELLANEOUS INTERIOR FORMED METAL

05811 ARCHITECTURAL JOINT SYSTEMS

DIVISION 6 - WOOD AND PLASTICS

06100 ROUGH CARPENTRY

06160 SHEATHING

06402 INTERIOR ARCHITECTURAL WOODWORK

06615 ENGINEERED STONE COUNTERTOPS

06640 PLASTIC PANELING

DIVISION 7 - THERMAL AND MOISTURE PROTECTION

07131 PLAZA DECK/FOUNDATION WATERPROOFING

07182 PEDESTRIAN DECK COATINGS

07210 BUILDING INSULATION

07552 STYRENE-BUTADIENE-STYRENE (SBS) MODIFIED BITUMINOUS MEMBRANE ROOFING

07620 SHEET METAL FLASHING AND TRIM

07710 MANUFACTURED ROOF SPECIALTIES

NOAA – La Jolla Laboratory Replacement October 9, 2009

TABLE OF CONTENTS 00010 - 3

07716 EXPANSION JOINT ASSEMBLIES

07720 ROOF ACCESSORIES

07811 SPRAYED FIRE-RESISTIVE MATERIALS

07841 THROUGH-PENETRATION FIRESTOP SYSTEMS

07842 FIRE-RESISTIVE JOINT SYSTEMS

07920 JOINT SEALANTS

DIVISION 8 - DOORS AND WINDOWS

08110 STEEL DOORS AND FRAMES

08119 FIRE RATED DOORS AND FRAMES

08130 STAINLESS-STEEL DOORS AND FRAMES

08211 FLUSH WOOD DOORS

08310 HORIZONTAL ACCESS DOOR

08340 OVERHEAD COILING GRILLES

08362 OVERHEAD COILING DOORS

08411 ALUMINUM-FRAMED ENTRANCES AND STOREFRONTS

08450 ALL-GLASS ENTRANCES AND STOREFRONTS

08520 ALUMINUM WINDOWS

08710 DOOR HARDWARE

08800 GLAZING

08816 DECORATIVE GLASS

08830 MIRRORS

08911 GLAZED ALUINUM CURTAINWALLS

DIVISION 9 - FINISHES

09111 NON-LOAD-BEARING STEEL FRAMING

09220 PORTLAND CEMENT PLASTER

09250 GYPSUM BOARD

09265 GYPSUM BOARD SHAFT-WALL ASSEMBLIES

09310 CERAMIC TILE

09511 ACOUSTICAL PANEL CEILINGS

09548 STAINLESS STEEL WALL PANELS

09638 STONE FLOORING

09651 RESILIENT FLOOR TILE

09652 RESILIENT SHEET FLOORING

09653 RESILIENT WALL BASE AND ACCESSORIES

09671 RESINOUS FLOORING AND WALL FINISH

09680 CARPET

09681 CARPET TILE

09720 WALL COVERINGS

09751 INTERIOR STONE FACING

09841 ACOUSTICAL WALL PANELS

09911 EXTERIOR PAINTING

09912 INTERIOR PAINTING

09931 WOOD STAINS AND TRANSPARENT FINISHES

09960 HIGH PERFORMANCE COATINGS

NOAA – La Jolla Laboratory Replacement October 9, 2009

TABLE OF CONTENTS 00010 - 4

DIVISION 10 - SPECIALTIES

10155 TOILET COMPARTMENTS

10265 IMPACT-RESISTANT WALL PROTECTION

10431 SIGNAGE

10505 SOLID PLASTIC LOCKERS

10522 FIRE EXTINGUISHER CABINETS

10523 FIRE EXTINGUISHERS

10531 TERRA COTTA CLAY TILE BAGUETTE SYSTEM

10801 TOILET AND BATH ACCESSORIES

DIVISION 11 – EQUIPMENT

11132 PROJECTION SCREENS

11150 PARKING CONTROL EQUIPMENT

11160 LOADING DOCK EQUIPMENT

11610 FUME HOODS AND EXHAUST DEVICES

11640 LABORATORY EQUIPMENT

DIVISION 12 – FURNISHINGS

12051 FURNITURE AND FURNISHINGS – GENERAL REQUIREMENTS

12494 ROLLER SHADES

12630 LABORATORY CASEWORK AND OTHER FURNISHINGS

12692 ENTRANCE GRIDS

DIVISION 13 - SPECIAL CONSTRUCTION

13034 CLEANROOM WALL SYSTEMS

13035 CONTROLLED ENVIRONMENT ROOMS

13037 CLEANROOM CEILINGS SYSTEMS

13090 RADIATION PROTECTION

13131 ACRYLIC AQUARIUM WINDOWS

13700 BASIC ELECTRONIC SECURITY REQUIREMENTS

13710 CARD ACCESS CONTROL SYSTEM

13712 CLOSED CIRCUIT VIDEO EQUIPMENT

13718 SECURITY EQUIPMENT CABINETS

13726 SECURITY DEVICES

13852 DIGITAL, ADDRESSABLE FIRE ALARM SYSTEM

13930 WET-PIPE FIRE SUPPRESSION SPRINKLERS

13935 DRY-PIPE FIRE SUPPRESSION SPRINKLERS

13967 CLEAN-AGENT EXTINGUISHING SYSTEMS

13974 FIRE SUPPRESSION STANDPIPES

NOAA – La Jolla Laboratory Replacement October 9, 2009

TABLE OF CONTENTS 00010 - 5

DIVISION 14 - CONVEYING SYSTEMS

14210 ELECTRIC TRACTION PASSENGER ELEVATORS

14213 ELECTRIC TRACTION SERVICE ELEVATORS

14621 HOIST AND RAIL SYSTEM

DIVISION 15 - MECHANICAL/PLUMBING SECTIONS

15051 COMMON WORK RESULTS FOR FIRE SUPPRESSION

15052 COMMON WORK RESULTS FOR PLUMBING

15053 COMMON WORK RESULTS FOR HVAC

15057 COMMON MOTOR REQUIREMENTS FOR PLUMBING EQUIPMENT

15058 COMMON MOTOR REQUIREMENTS FOR HVAC EQUIPMENT

15061 HANGERS AND SUPPORTS FOR PLUMBING PIPING AND EQUIPMENT

15062 HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENT

15072 VIBRATION AND SEISMIC CONTROLS FOR FIRE-SUPPRESSION PIPING AND

EQUIPMENT

15073 VIBRATION AND SEISMIC CONTROLS FOR PLUMBING PIPING AND

EQUIPMENT

15074 VIBRATION AND SEISMIC CONTROLS FOR HVAC PIPING AND EQUIPMENT

15076 IDENTIFICATION FOR PLUMBING PIPING AND EQUIPMENT

15077 IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT

15082 PLUMBING INSULATION

15083 HVAC AND PROCESS INSULATION

15091 SLEEVES AND SLEEVE SEALS FOR FIRE SUPPRESSION PIPING

15092 SLEEVES AND SLEEVE SEALS FOR PLUMBING PIPING

15093 SLEEVES AND SLEEVE SEALS FOR HVAC PIPING

15096 ESCUTCHEONS FOR FIRE SUPPRESSION PIPING

15097 ESCUTCHEONS FOR PLUMBING PIPING

15098 ESCUTCHEONS FOR HVAC PIPING

15111 GENERAL-DUTY VALVES FOR PLUMBING PIPING

15112 GENERAL-DUTY VALVES FOR HVAC PIPING

15123 EXPANSION FITTINGS AND LOOPS FOR PLUMBING PIPING

15124 EXPANSION FITTINGS AND LOOPS FOR HVAC PIPING

15126 METERS AND GAGES FOR PLUMBING PIPING

15127 METERS AND GAGES FOR HVAC PIPING

15140 DOMESTIC WATER PIPING

15145 DOMESTIC WATER PIPING SPECIALTIES

15150 SANITARY WASTE AND VENT PIPING

15155 SANITARY WASTE PIPING SPECIALTIES

15160 STORM DRAINAGE PIPING

15165 STORM DRAINAGE PIPING SPECIALTIES

15181 HYDRONIC PIPING

15185 HYDRONIC PUMPS

15189 HVAC WATER TREATMENT

15195 FACILITY NATURAL-GAS PIPING

15214 COMPRESSED-AIR PIPING FOR LABORATORY FACILITIES

15223 CHEMICAL WASTE SYSTEMS FOR LABORATORY

15253 COMPRESSED-AIR EQUIPMENT FOR LABORATORY FACILITIES

15410 PLUMBING FIXTURES

NOAA – La Jolla Laboratory Replacement October 9, 2009

TABLE OF CONTENTS 00010 - 6

15413 TECHNOLOGY TANK LIFE SUPPORT SYSTEMS

15415 DRINKING FOUNTAINS AND WATER COOLERS

15441 DOMESTIC WATER PUMPS

15445 SEWAGE PUMPS

15446 SUMP PUMPS

15450 POTABLE-WATER STORAGE TANKS

15469 WATER SOFTENERS

15471 AQUARIA LIFE SUPPORT SYSTEM

15487 DOMESTIC WATER HEAT EXCHANGERS

15513 CONDENSING BOILERS

15550 BREECHINGS, CHIMNEYS, AND STACKS

15555 DRAFT CONTROL DEVICES

15625 MAGNETIC BEARING CENTRIFUGAL WATER CHILLERS – 42 DEGREE CHILLED

WATER

15626 ROTARY SCREW WATER CHILLERS – 29 DEGREE CHILLED WATER

15635 REFRIGERANT DETECTION AND ALARM

15640 COOLING TOWERS

15710 HYDRONIC HEAT EXCHANGERS

15725 MODULAR INDOOR CENTRAL-STATION AIR-HANDLING UNITS

15734 COMPUTER-ROOM AIR-CONDITIONERS

15736 FILTER FAN UNITS

15762 UNIT HEATERS

15763 FAN-COIL UNITS

15815 METAL DUCTS

15820 DUCT ACCESSORIES

15836 AXIAL FANS

15838 POWER VENTILATORS, DUST COLLECTION, PAINT SPRAY BOOTH

15840 AIR TERMINAL UNITS

15855 DIFFUSERS, REGISTERS, AND GRILLES

15900 HVAC INSTRUMENTATION AND CONTROLS

15940 SEQUENCE OF OPERATION

15950 TESTING, ADJUSTING, AND BALANCING

15995 MECHANICAL SYSTEM COMMISSIONING

15996 BUILDING AUTOMATION SYSTEM COMMISSIONING

DIVISION 16 - ELECTRICAL SECTIONS

16051 COMMON WORK RESULTS FOR ELECTRICAL

16052 COMMON WORK RESULTS FOR COMMUNICATIONS

16053 COMMON WORK RESULTS FOR ELECTRONIC SAFETY AND SECURITY

16055 OVERCURRENT PROTECTIVE DEVICE COORDINATION

16060 GROUNDING AND BONDING

16073 HANGERS AND SUPPORTS FOR ELECTRICAL SYSTEMS

16074 VIBRATION AND SEISMIC CONTROLS FOR ELECTRICAL SYSTEMS

16075 ELECTRICAL IDENTIFICATION

16120 CONDUCTORS AND CABLES

16123 CONTROL-VOLTAGE ELECTRICAL POWER CABLES

16130 RACEWAYS AND BOXES

16139 CABLE TRAYS

16140 WIRING DEVICES

16145 LIGHTING CONTROL DEVICES

NOAA – La Jolla Laboratory Replacement October 9, 2009

TABLE OF CONTENTS 00010 - 7

16211 ELECTRICITY METERING

16215 ELECTRICAL POWER MONITORING AND CONTROL

16231 PACKAGED ENGINE GENERATORS

16264 STATIC UNINTERRUPTIBLE POWER SUPPLY

16269 VARIABLE FREQUENCY CONTROLLERS

16289 TRANSIENT VOLTAGE SUPPRESSION

16410 ENCLOSED SWITCHES AND CIRCUIT BREAKERS

16415 TRANSFER SWITCHES

16420 ENCLOSED CONTROLLERS

16441 SWITCHBOARDS

16442 PANELBOARDS

16461 LOW-VOLTAGE TRANSFORMERS

16491 FUSES

16511 INTERIOR LIGHTING

16521 EXTERIOR LIGHTING

16571 CENTRAL DIMMING CONTROLS

16714 COMMUNICATIONS EQUIPMENT ROOM FITTINGS

16716 COMMUNICATIONS BACKBONE CABLING

16717 COMMUNICATIONS HORIZONTAL CABLING

16718 CONDUCTORS AND CABLES FOR ELECTRONIC SAFETY AND SECURITY

16800 SOLAR PHOTOVOLTAIC SYSTEM

16995 ELECTRICAL SYSTEM COMMISSIONING

DIVISION 17 - COMMUNICATIONS SECTIONS

17100 VOICE-OVER-IP (VOIP) SYSTEM

NOAA – La Jolla Laboratory Replacement October 9, 2009

COMMON WORK RESULTS FOR FIRE SUPPRESSION 15051 - 1

SECTION 15051 - COMMON WORK RESULTS FOR FIRE SUPPRESSION

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

1.2 SUMMARY

A. This Section includes the following:

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

2. Grout.

3. Equipment installation requirements common to equipment sections.

4. Painting and finishing.

5. Concrete bases.

6. Supports and anchorages.

1.3 DEFINITIONS

A. Finished Spaces: Spaces other than mechanical and electrical equipment rooms, furred spaces, pipe chases, unheated spaces immediately below roof, spaces above ceilings, unexcavated spaces, crawlspaces, and tunnels.

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

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

D. Concealed, Interior Installations: Concealed from view and protected from physical contact by building occupants. Examples include above ceilings and in chases.

E. 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.

F. The following are industry abbreviations for plastic materials:

1. CPVC: Chlorinated polyvinyl chloride plastic.

G. The following are industry abbreviations for rubber materials:

1. EPDM: Ethylene-propylene-diene terpolymer rubber.

2. NBR: Acrylonitrile-butadiene rubber.

COMMON WORK RESULTS FOR FIRE SUPPRESSION 15051 - 2

1.4 SUBMITTALS

A. Product Data: For the following:

1. Mechanical sleeve seals.

2. Escutcheons.

B. Welding certificates.

1.5 QUALITY ASSURANCE

A. Steel Support Welding: Qualify processes and operators according to AWS D1.1, "Structural Welding Code--Steel."

B. Steel Pipe Welding: Qualify processes and operators according to ASME Boiler and Pressure Vessel Code: Section IX, "Welding and Brazing Qualifications."

1. Comply with provisions in ASME B31 Series, "Code for Pressure Piping."

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

C. Electrical Characteristics for Fire-Suppression Equipment: Equipment of higher electrical characteristics may be furnished provided such proposed equipment is approved in writing and connecting electrical services, circuit breakers, and conduit sizes are appropriately modified. If minimum energy ratings or efficiencies are specified, equipment shall comply with requirements.

1.6 DELIVERY, STORAGE, AND HANDLING

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

B. Store plastic pipes protected from direct sunlight. Support to prevent sagging and bending.

1.7 COORDINATION

A. Arrange for pipe spaces, chases, slots, and openings in building structure during progress of construction, to allow for fire-suppression installations.

B. Coordinate installation of required supporting devices and set sleeves in poured-in-place concrete and other structural components as they are constructed.

C. Coordinate requirements for access panels and doors for fire-suppression items requiring access that are concealed behind finished surfaces. Access panels and doors are specified in Division 8 Section "Access Doors and Frames."

COMMON WORK RESULTS FOR FIRE SUPPRESSION 15051 - 3

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. In other Part 2 articles where subparagraph titles below introduce lists, the following requirements apply for product selection:

1. Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the manufacturers specified.

2. Manufacturers: Subject to compliance with requirements, provide products by the manufacturers specified.

2.2 PIPE, TUBE, AND FITTINGS

A. Refer to individual Division 15 piping Sections for pipe, tube, and fitting materials and joining methods.

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

2.3 JOINING MATERIALS

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

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

1. ASME B16.21, nonmetallic, flat, asbestos-free, (3.2-mm) 1/8-inch maximum thickness unless thickness or specific material is indicated.

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

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

2. AWWA C110, rubber, flat face, (3.2 mm) 1/8 inch thick, unless otherwise indicated; and full-face or ring type, unless otherwise indicated.

C. Flange Bolts and Nuts: ASME B18.2.1, carbon steel, unless otherwise indicated.

D. Plastic, Pipe-Flange Gasket, Bolts, and Nuts: Type and material recommended by piping system manufacturer, unless otherwise indicated.

E. Solder Filler Metals: ASTM B 32, lead-free alloys. Include water-flushable flux according to

ASTM B 813.

F. Brazing Filler Metals: AWS A5.8, BCuP Series, copper-phosphorus alloys for general-duty brazing, unless otherwise indicated; and AWS A5.8, BAg1, silver alloy for refrigerant piping, unless otherwise indicated.

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 for Joining CPVC Plastic Piping: ASTM F 493.

COMMON WORK RESULTS FOR FIRE SUPPRESSION 15051 - 4

2.4 GROUT

A. Description: ASTM C 1107, Grade B, nonshrink and nonmetallic, dry hydraulic-cement grout.

1. Characteristics: Post-hardening, volume-adjusting, nonstaining, noncorrosive, nongaseous, and recommended for interior and exterior applications.

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

3. Packaging: Premixed and factory packaged.

PART 3 - EXECUTION

3.1 PIPING SYSTEMS - COMMON REQUIREMENTS

A. Install piping according to the following requirements and Division 15 Sections specifying piping systems.

B. Drawing 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 unless deviations to layout are approved on Coordination Drawings.

C. Install piping in concealed locations, unless otherwise indicated and except in equipment rooms and service areas.

D. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise.

E. Install piping above accessible ceilings to allow sufficient space for ceiling panel removal.

F. Install piping to permit valve servicing.

G. Install piping at indicated slopes.

H. Install piping free of sags and bends.

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

J. Install piping to allow application of insulation.

K. Select system components with pressure rating equal to or greater than system operating pressure.

L. Sleeves are not required for core-drilled holes.

M. Permanent sleeves are not required for holes formed by removable PE sleeves.

N. Install sleeves for pipes passing through concrete and masonry walls and concrete floor and roof slabs.

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

COMMON WORK RESULTS FOR FIRE SUPPRESSION 15051 - 5

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 (50 mm) 2 inches above finished floor level. Extend cast-iron sleeve fittings below floor slab as required to secure clamping ring if ring is specified.

2. Install sleeves in new walls and slabs as new walls and slabs are constructed.

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

4. Except for underground wall penetrations, seal annular space between sleeve and pipe or pipe insulation, using joint sealants appropriate for size, depth, and location of joint.

Refer to Division 7 Section "Joint Sealants" for materials and installation.

P. Aboveground, Exterior-Wall Pipe Penetrations: Seal penetrations using sleeves and mechanical sleeve seals. Select sleeve size to allow for (25-mm) 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

Q. Underground, Exterior-Wall Pipe Penetrations: Install cast-iron "wall pipes" for sleeves. Seal pipe penetrations using mechanical sleeve seals. Select sleeve size to allow for (25-mm) 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

R. Fire-Barrier Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at pipe penetrations. Seal pipe penetrations with firestop materials. Refer to Division 7 Section "Through-Penetration Firestop Systems" for materials.

S. Verify final equipment locations for roughing-in.

T. Refer to equipment specifications in other Sections of these Specifications for roughing-in requirements.

3.2 PIPING JOINT CONSTRUCTION

A. Join pipe and fittings according to the following requirements and Division 15 Sections specifying piping systems.

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

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

D. Soldered Joints: Apply ASTM B 813, water-flushable flux, unless otherwise indicated, to tube end. Construct joints according to ASTM B 828 or CDA's "Copper Tube Handbook," using lead-free solder alloy complying with ASTM B 32.

E. Brazed Joints: Construct joints according to AWS's "Brazing Handbook," "Pipe and Tube" Chapter, using copper-phosphorus brazing filler metal complying with AWS A5.8.

F. 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 ID. Join pipe fittings and valves as follows:

1. Apply appropriate tape or thread compound to external pipe threads unless dry seal threading is specified.

COMMON WORK RESULTS FOR FIRE SUPPRESSION 15051 - 6

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

G. Welded Joints: Construct joints according to AWS D10.12, using qualified processes and welding operators according to Part 1 "Quality Assurance" Article.

H. Flanged Joints: Select appropriate gasket material, size, type, and thickness for service application. Install gasket concentrically positioned. Use suitable lubricants on bolt threads.

I. Plastic Piping Solvent-Cement Joints: Clean and dry joining surfaces. Join pipe and fittings according to the following:

1. Comply with ASTM F 402 for safe-handling practice of cleaners, primers, and solvent cements.

2. CPVC Piping: Join according to ASTM D 2846/D 2846M Appendix.

J. Plastic Pressure Piping Gasketed Joints: Join according to ASTM D 3139.

3.3 PAINTING

A. Painting of fire-suppression systems, equipment, and components is specified in Division 9 Sections "Interior Painting" and "Exterior Painting."

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

3.4 CONCRETE BASES

A. Concrete Bases: Anchor equipment to concrete base according to equipment manufacturer's written instructions and according to seismic codes at Project.

1. Construct concrete bases of dimensions indicated, but not less than (100 mm) 4 inches larger in both directions than supported unit.

2. Install dowel rods to connect concrete base to concrete floor. Unless otherwise indicated, install dowel rods on (450-mm) 18-inch centers around the full perimeter of the base.

3. Install epoxy-coated anchor bolts for supported equipment that extend through concrete base, and anchor into structural concrete floor.

4. Place and secure anchorage devices. Use supported equipment manufacturer's setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

5. Install anchor bolts to elevations required for proper attachment to supported equipment.

6. Install anchor bolts according to anchor-bolt manufacturer's written instructions.

7. Use (20.7-MPa) 3000-psi, 28-day compressive-strength concrete and reinforcement as specified in Division 3 Section "Cast-in-Place Concrete."

3.5 ERECTION OF METAL SUPPORTS AND ANCHORAGES

A. Refer to Division 5 Section "Metal Fabrications" for structural steel.

B. Cut, fit, and place miscellaneous metal supports accurately in location, alignment, and elevation to support and anchor fire-suppression materials and equipment.

COMMON WORK RESULTS FOR FIRE SUPPRESSION 15051 - 7

C. Field Welding: Comply with AWS D1.1.

3.6 ERECTION OF WOOD SUPPORTS AND ANCHORAGES

A. Cut, fit, and place wood grounds, nailers, blocking, and anchorages to support, and anchor fire-suppression materials and equipment.

B. Select fastener sizes that will not penetrate members if opposite side will be exposed to view or will receive finish materials. Tighten connections between members. Install fasteners without splitting wood members.

C. Attach to substrates as required to support applied loads.

3.7 GROUTING

A. Mix and install grout for fire-suppression equipment base bearing surfaces, pump and other equipment base plates, and anchors.

B. Clean surfaces that will come into contact with grout.

C. Provide forms as required for placement of grout.

D. Avoid air entrapment during placement of grout.

E. Place grout, completely filling equipment bases.

F. Place grout on concrete bases and provide smooth bearing surface for equipment.

G. Place grout around anchors.

H. Cure placed grout.

END OF SECTION 15051

COMMON WORK RESULTS FOR PLUMBING 15052 - 1

SECTION 15052 - COMMON WORK RESULTS FOR PLUMBING

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

1.2 SUMMARY

A. This Section includes the following:

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

2. Grout.

3. Equipment installation requirements common to equipment sections.

4. Painting and finishing.

5. Concrete bases.

6. Supports and anchorages.

1.3 DEFINITIONS

A. Finished Spaces: Spaces other than mechanical and electrical equipment rooms, furred spaces, pipe chases, unheated spaces immediately below roof, spaces above ceilings, unexcavated spaces, crawlspaces, and tunnels.

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

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

D. Concealed, Interior Installations: Concealed from view and protected from physical contact by building occupants. Examples include above ceilings and in chases.

E. 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.

F. The following are industry abbreviations for plastic materials:

1. ABS: Acrylonitrile-butadiene-styrene plastic.

2. CPVC: Chlorinated polyvinyl chloride plastic.

3. PE: Polyethylene plastic.

4. PVC: Polyvinyl chloride plastic.

G. The following are industry abbreviations for rubber materials:

COMMON WORK RESULTS FOR PLUMBING 15052 - 2

1.4 SUBMITTALS

A. Welding certificates.

1.5 QUALITY ASSURANCE

A. Steel Support Welding: Qualify processes and operators according to AWS D1.1, "Structural Welding Code--Steel."

B. Steel Pipe Welding: Qualify processes and operators according to ASME Boiler and Pressure Vessel Code: Section IX, "Welding and Brazing Qualifications."

1. Comply with provisions in ASME B31 Series, "Code for Pressure Piping."

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

C. Electrical Characteristics for Plumbing Equipment: Equipment of higher electrical characteristics may be furnished provided such proposed equipment is approved in writing and connecting electrical services, circuit breakers, and conduit sizes are appropriately modified. If minimum energy ratings or efficiencies are specified, equipment shall comply with requirements.

1.6 DELIVERY, STORAGE, AND HANDLING

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

B. Store plastic pipes protected from direct sunlight. Support to prevent sagging and bending.

1.7 COORDINATION

A. Arrange for pipe spaces, chases, slots, and openings in building structure during progress of construction, to allow for plumbing installations.

B. Coordinate installation of required supporting devices and set sleeves in poured-in-place concrete and other structural components as they are constructed.

C. Coordinate requirements for access panels and doors for plumbing items requiring access that are concealed behind finished surfaces. Access panels and doors are specified in Division 8 Section "Access Doors and Frames."

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. In other Part 2 articles where subparagraph titles below introduce lists, the following requirements apply for product selection:

COMMON WORK RESULTS FOR PLUMBING 15052 - 3

1. Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the manufacturers specified.

2.2 PIPE, TUBE, AND FITTINGS

A. Refer to individual Division 15 piping Sections for pipe, tube, and fitting materials and joining methods.

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

2.3 JOINING MATERIALS

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

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

1. ASME B16.21, nonmetallic, flat, asbestos-free, (3.2-mm) 1/8-inch maximum thickness unless thickness or specific material is indicated.

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

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

2. AWWA C110, rubber, flat face, (3.2 mm) 1/8 inch thick, unless otherwise indicated; and full-face or ring type, unless otherwise indicated.

C. Flange Bolts and Nuts: ASME B18.2.1, carbon steel, unless otherwise indicated.

D. Plastic, Pipe-Flange Gasket, Bolts, and Nuts: Type and material recommended by piping system manufacturer, unless otherwise indicated.

E. Solder Filler Metals: ASTM B 32, lead-free alloys. Include water-flushable flux according to

ASTM B 813.

F. Brazing Filler Metals: AWS A5.8, BCuP Series, copper-phosphorus alloys for general-duty brazing, unless otherwise indicated; and AWS A5.8, BAg1, silver alloy for refrigerant piping, unless otherwise indicated.

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 for Joining Plastic Piping:

1. ABS Piping: ASTM D 2235.

2. CPVC Piping: ASTM F 493.

3. PVC Piping: ASTM D 2564. Include primer according to ASTM F 656.

4. PVC to ABS Piping Transition: ASTM D 3138.

I. Fiberglass Pipe Adhesive: As furnished or recommended by pipe manufacturer.

COMMON WORK RESULTS FOR PLUMBING 15052 - 4

2.4 GROUT

A. Description: ASTM C 1107, Grade B, nonshrink and nonmetallic, dry hydraulic-cement grout.

1. Characteristics: Post-hardening, volume-adjusting, nonstaining, noncorrosive, nongaseous, and recommended for interior and exterior applications.

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

3. Packaging: Premixed and factory packaged.

PART 3 - EXECUTION

3.1 PIPING SYSTEMS - COMMON REQUIREMENTS

A. Install piping according to the following requirements and Division 15 Sections specifying piping systems.

B. Drawing 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 unless deviations to layout are approved on Coordination Drawings.

C. Install piping in concealed locations, unless otherwise indicated and except in equipment rooms and service areas.

D. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise.

E. Install piping above accessible ceilings to allow sufficient space for ceiling panel removal.

F. Install piping to permit valve servicing.

G. Install piping at indicated slopes.

H. Install piping free of sags and bends.

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

J. Install piping to allow application of insulation.

K. Select system components with pressure rating equal to or greater than system operating pressure.

L. Sleeves are not required for core-drilled holes.

M. Permanent sleeves are not required for holes formed by removable PE sleeves.

N. Install sleeves for pipes passing through concrete and masonry walls and concrete floor and roof slabs.

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

COMMON WORK RESULTS FOR PLUMBING 15052 - 5

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 (50 mm) 2 inches above finished floor level. Extend cast-iron sleeve fittings below floor slab as required to secure clamping ring if ring is specified.

2. Install sleeves in new walls and slabs as new walls and slabs are constructed.

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

4. Except for underground wall penetrations, seal annular space between sleeve and pipe or pipe insulation, using joint sealants appropriate for size, depth, and location of joint.

Refer to Division 7 Section "Joint Sealants" for materials and installation.

P. Aboveground, Exterior-Wall Pipe Penetrations: Seal penetrations using sleeves and mechanical sleeve seals. Select sleeve size to allow for (25-mm) 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

Q. Underground, Exterior-Wall Pipe Penetrations: Install cast-iron "wall pipes" for sleeves. Seal pipe penetrations using mechanical sleeve seals. Select sleeve size to allow for (25-mm) 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

R. Fire-Barrier Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at pipe penetrations. Seal pipe penetrations with firestop materials. Refer to Division 7 Section "Through-Penetration Firestop Systems" for materials.

S. Verify final equipment locations for roughing-in.

T. Refer to equipment specifications in other Sections of these Specifications for roughing-in requirements.

3.2 PIPING JOINT CONSTRUCTION

A. Join pipe and fittings according to the following requirements and Division 15 Sections specifying piping systems.

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

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

D. Soldered Joints: Apply ASTM B 813, water-flushable flux, unless otherwise indicated, to tube end. Construct joints according to ASTM B 828 or CDA's "Copper Tube Handbook," using lead-free solder alloy complying with ASTM B 32.

E. Brazed Joints: Construct joints according to AWS's "Brazing Handbook," "Pipe and Tube" Chapter, using copper-phosphorus brazing filler metal complying with AWS A5.8.

F. 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 ID. Join pipe fittings and valves as follows:

1. Apply appropriate tape or thread compound to external pipe threads unless dry seal threading is specified.

COMMON WORK RESULTS FOR PLUMBING 15052 - 6

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

G. Welded Joints: Construct joints according to AWS D10.12, using qualified processes and welding operators according to Part 1 "Quality Assurance" Article.

H. Flanged Joints: Select appropriate gasket material, size, type, and thickness for service application. Install gasket concentrically positioned. Use suitable lubricants on bolt threads.

I. Plastic Piping Solvent-Cement Joints: Clean and dry joining surfaces. Join pipe and fittings according to the following:

1. Comply with ASTM F 402 for safe-handling practice of cleaners, primers, and solvent cements.

2. ABS Piping: Join according to ASTM D 2235 and ASTM D 2661 Appendixes.

3. CPVC Piping: Join according to ASTM D 2846/D 2846M Appendix.

4. PVC Pressure Piping: Join schedule number ASTM D 1785, PVC pipe and PVC socket fittings according to ASTM D 2672. Join other-than-schedule-number PVC pipe and socket fittings according to ASTM D 2855.

5. PVC Nonpressure Piping: Join according to ASTM D 2855.

6. PVC to ABS Nonpressure Transition Fittings: Join according to ASTM D 3138 Appendix.

J. Plastic Pressure Piping Gasketed Joints: Join according to ASTM D 3139.

K. Plastic Nonpressure Piping Gasketed Joints: Join according to ASTM D 3212.

L. PE Piping Heat-Fusion Joints: Clean and dry joining surfaces by wiping with clean cloth or paper towels. Join according to ASTM D 2657.

1. Plain-End Pipe and Fittings: Use butt fusion.

2. Plain-End Pipe and Socket Fittings: Use socket fusion.

M. Fiberglass Bonded Joints: Prepare pipe ends and fittings, apply adhesive, and join according to pipe manufacturer's written instructions.

3.3 PIPING CONNECTIONS

A. Make connections according to the following, unless otherwise indicated:

1. Install unions, in piping (DN 50) NPS 2 and smaller, adjacent to each valve and at final connection to each piece of equipment.

2. Install flanges, in piping (DN 65) NPS 2-1/2 and larger, adjacent to flanged valves and at final connection to each piece of equipment.

3. Wet Piping Systems: Install dielectric coupling and nipple fittings to connect piping materials of dissimilar metals.

3.4 EQUIPMENT INSTALLATION - COMMON REQUIREMENTS

A. Install equipment to allow maximum possible headroom unless specific mounting heights are not indicated.

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

COMMON WORK RESULTS FOR PLUMBING 15052 - 7

C. Install plumbing equipment to facilitate service, maintenance, and repair or replacement of components. Connect equipment for ease of disconnecting, with minimum interference to other installations. Extend grease fittings to accessible locations.

D. Install equipment to allow right of way for piping installed at required slope.

3.5 PAINTING

A. Painting of plumbing systems, equipment, and components is specified in Division 9 Sections "Interior Painting" and "Exterior Painting."

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

3.6 CONCRETE BASES

A. Concrete Bases: Anchor equipment to concrete base according to equipment manufacturer's written instructions and according to seismic codes at Project.

1. Construct concrete bases of dimensions indicated, but not less than (100 mm) 4 inches larger in both directions than supported unit.

2. Install dowel rods to connect concrete base to concrete floor. Unless otherwise indicated, install dowel rods on (450-mm) 18-inch centers around the full perimeter of the base.

3. Install epoxy-coated anchor bolts for supported equipment that extend through concrete base, and anchor into structural concrete floor.

4. Place and secure anchorage devices. Use supported equipment manufacturer's setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

5. Install anchor bolts to elevations required for proper attachment to supported equipment.

6. Install anchor bolts according to anchor-bolt manufacturer's written instructions.

7. Use (20.7-MPa) 3000-psi, 28-day compressive-strength concrete and reinforcement as specified in Division 3 Section "Cast-in-Place Concrete."

3.7 ERECTION OF METAL SUPPORTS AND ANCHORAGES

A. Refer to Division 5 Section "Metal Fabrications" for structural steel.

B. Cut, fit, and place miscellaneous metal supports accurately in location, alignment, and elevation to support and anchor plumbing materials and equipment.

C. Field Welding: Comply with AWS D1.1.

3.8 ERECTION OF WOOD SUPPORTS AND ANCHORAGES

A. Cut, fit, and place wood grounds, nailers, blocking, and anchorages to support, and anchor plumbing materials and equipment.

B. Select fastener sizes that will not penetrate members if opposite side will be exposed to view or will receive finish materials. Tighten connections between members. Install fasteners without splitting wood members.

COMMON WORK RESULTS FOR PLUMBING 15052 - 8

C. Attach to substrates as required to support applied loads.

3.9 GROUTING

A. Mix and install grout for plumbing equipment base bearing surfaces, pump and other equipment base plates, and anchors.

B. Clean surfaces that will come into contact with grout.

C. Provide forms as required for placement of grout.

D. Avoid air entrapment during placement of grout.

E. Place grout, completely filling equipment bases.

F. Place grout on concrete bases and provide smooth bearing surface for equipment.

G. Place grout around anchors.

END OF SECTION 15052

COMMON WORK RESULTS FOR HVAC 15053 - 1

SECTION 15053 - COMMON WORK RESULTS FOR HVAC

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

1.2 SUMMARY

A. This Section includes the following:

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

2. Grout.

3. Equipment installation requirements common to equipment sections.

4. Painting and finishing.

5. Concrete bases.

6. Supports and anchorages.

1.3 DEFINITIONS

A. Finished Spaces: Spaces other than mechanical and electrical equipment rooms, furred spaces, pipe and duct chases, unheated spaces immediately below roof, spaces above ceilings, unexcavated spaces, crawlspaces, and tunnels.

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

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

D. Concealed, Interior Installations: Concealed from view and protected from physical contact by building occupants. Examples include above ceilings and chases.

E. 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.

F. The following are industry abbreviations for plastic materials:

1. CPVC: Chlorinated polyvinyl chloride plastic.

2. PE: Polyethylene plastic.

3. PVC: Polyvinyl chloride plastic.

G. The following are industry abbreviations for rubber materials:

COMMON WORK RESULTS FOR HVAC 15053 - 2

1.4 SUBMITTALS

A. Welding certificates.

1.5 QUALITY ASSURANCE

A. Steel Support Welding: Qualify processes and operators according to AWS D1.1, "Structural Welding Code--Steel."

B. Steel Pipe Welding: Qualify processes and operators according to ASME Boiler and Pressure Vessel Code: Section IX, "Welding and Brazing Qualifications."

1. Comply with provisions in ASME B31 Series, "Code for Pressure Piping."

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

C. Electrical Characteristics for HVAC Equipment: Equipment of higher electrical characteristics may be furnished provided such proposed equipment is approved in writing and connecting electrical services, circuit breakers, and conduit sizes are appropriately modified. If minimum energy ratings or efficiencies are specified, equipment shall comply with requirements.

1.6 DELIVERY, STORAGE, AND HANDLING

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

B. Store plastic pipes protected from direct sunlight. Support to prevent sagging and bending.

1.7 COORDINATION

A. Arrange for pipe spaces, chases, slots, and openings in building structure during progress of construction, to allow for HVAC installations.

B. Coordinate installation of required supporting devices and set sleeves in poured-in-place concrete and other structural components as they are constructed.

C. Coordinate requirements for access panels and doors for HVAC items requiring access that are concealed behind finished surfaces. Access panels and doors are specified in Division 8 Section "Access Doors and Frames."

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. In other Part 2 articles where subparagraph titles below introduce lists, the following requirements apply for product selection:

COMMON WORK RESULTS FOR HVAC 15053 - 3

1. Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the manufacturers specified.

2.2 PIPE, TUBE, AND FITTINGS

A. Refer to individual Division 15 piping Sections for pipe, tube, and fitting materials and joining methods.

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

2.3 JOINING MATERIALS

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

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

1. ASME B16.21, nonmetallic, flat, asbestos-free, (3.2-mm) 1/8-inch maximum thickness unless thickness or specific material is indicated.

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

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

2. AWWA C110, rubber, flat face, (3.2 mm) 1/8 inch thick, unless otherwise indicated; and full-face or ring type, unless otherwise indicated.

C. Flange Bolts and Nuts: ASME B18.2.1, carbon steel, unless otherwise indicated.

D. Plastic, Pipe-Flange Gasket, Bolts, and Nuts: Type and material recommended by piping system manufacturer, unless otherwise indicated.

E. Solder Filler Metals: ASTM B 32, lead-free alloys. Include water-flushable flux according to

ASTM B 813.

F. Brazing Filler Metals: AWS A5.8, BCuP Series, copper-phosphorus alloys for general-duty brazing, unless otherwise indicated; and AWS A5.8, BAg1, silver alloy for refrigerant piping, unless otherwise indicated.

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 for Joining Plastic Piping:

1. CPVC Piping: ASTM F 493.

2. PVC Piping: ASTM D 2564. Include primer according to ASTM F 656.

I. Fiberglass Pipe Adhesive: As furnished or recommended by pipe manufacturer.

2.4 GROUT

A. Description: ASTM C 1107, Grade B, nonshrink and nonmetallic, dry hydraulic-cement grout.

COMMON WORK RESULTS FOR HVAC 15053 - 4

1. Characteristics: Post-hardening, volume-adjusting, nonstaining, noncorrosive, nongaseous, and recommended for interior and exterior applications.

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

3. Packaging: Premixed and factory packaged.

PART 3 - EXECUTION

3.1 PIPING SYSTEMS - COMMON REQUIREMENTS

A. Install piping according to the following requirements and Division 15 Sections specifying piping systems.

B. Drawing 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 unless deviations to layout are approved on Coordination Drawings.

C. Install piping in concealed locations, unless otherwise indicated and except in equipment rooms and service areas.

D. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise.

E. Install piping above accessible ceilings to allow sufficient space for ceiling panel removal.

F. Install piping to permit valve servicing.

G. Install piping at indicated slopes.

H. Install piping free of sags and bends.

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

J. Install piping to allow application of insulation.

K. Select system components with pressure rating equal to or greater than system operating pressure.

L. Sleeves are not required for core-drilled holes.

M. Permanent sleeves are not required for holes formed by removable PE sleeves.

N. Install sleeves for pipes passing through concrete and masonry walls and concrete floor and roof slabs.

O. Install sleeves for pipes passing through concrete and masonry walls, gypsum-board partitions, and 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 (50 mm) 2 inches above finished floor level. Extend cast-iron

COMMON WORK RESULTS FOR HVAC 15053 - 5

sleeve fittings below floor slab as required to secure clamping ring if ring is specified.

2. Install sleeves in new walls and slabs as new walls and slabs are constructed.

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

4. Except for underground wall penetrations, seal annular space between sleeve and pipe or pipe insulation, using joint sealants appropriate for size, depth, and location of joint.

Refer to Division 7 Section "Joint Sealants" for materials and installation.

P. Aboveground, Exterior-Wall Pipe Penetrations: Seal penetrations using sleeves and mechanical sleeve seals. Select sleeve size to allow for (25-mm) 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

Q. Underground, Exterior-Wall Pipe Penetrations: Install cast-iron "wall pipes" for sleeves. Seal pipe penetrations using mechanical sleeve seals. Select sleeve size to allow for (25-mm) 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

R. Fire-Barrier Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at pipe penetrations. Seal pipe penetrations with firestop materials. Refer to Division 7 Section "Through-Penetration Firestop Systems" for materials.

S. Verify final equipment locations for roughing-in.

T. Refer to equipment specifications in other Sections of these Specifications for…