HomeMy WebLinkAbout190523 PURE Pharmacy Permit 18-M3015A: Heating, Ventilating, and Air Conditionin
15A 1 GENERAL INSTRUCTIONS
5A 1-1 GENERAL REQUIREMENTS
REQUIREMENTS UNDER DIVISION ONE AND THE GENERAL AND SUPPLEMENTARY CONDITIONS
OF THESE SPECIFICATIONS SHALL BE A PART OF THIS SECTION. CONTRACTOR SHALL
BECOME THOROUGHLY ACQUAINTED WITH ITS CONTENTS AS TO REQUIREMENTS THAT
AFFECT THIS DIVISION OR SECTION. THE WORK REQUIRED UNDER THIS SECTION INCLUDES
MATERIAL, EQUIPMENT, APPLIANCES, TRANSPORTATION, SERVICES, AND LABOR REQUIRED
TO COMPLETE THE ENTIRE SYSTEM AS REQUIRED BY THE DRAWINGS AND SPECIFICATIONS.
THE SPECIFICATIONS AND DRAWINGS FOR THE PROJECT ARE COMPLEMENTARY, AND
PORTIONS OF THE WORK DESCRIBED IN ONE, SHALL BE PROVIDED AS IF DESCRIBED IN BOTH.
IN THE EVENT OF DISCREPANCIES, NOTIFY THE ENGINEER AND REQUEST CLARIFICATION
PRIOR TO PROCEEDING WITH THE WORK INVOLVED.
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FURNISH: THE TERM "FURNISH" IS USED TO MEAN 'SUPPLY AND DELIVER TO THE PROJECT
SITE, READY FOR UNLOADING, UNPACKING, ASSEMBLY, INSTALLATION AND SIMILAR
OPERATIONS."
INSTALL: THE TERM "INSTALL" IS USED TO DESCRIBE OPERATIONS AT THE PROJECT SITE
INCLUDING THE ACTUAL "UNLOADING, UNPACKING, ASSEMBLY, ERECTION, PLACING,
ANCHORING, APPLYING, WORKING TO DIMENSION, FINISHING, CURING, PROTECTING,
CLEANING, AND SIMILAR OPERATIONS."
PROVIDE: THE TERM "PROVIDE" MEANS 'TO FURNISH AND INSTALL, COMPLETE AND READY
FOR THE INTENDED USE."
FURNISHED BY OWNER OR FURNISHED BY OTHERS: THE ITEM WILL BE FURNISHED BY THE
OWNER OR OTHERS. IT IS TO BE INSTALLED AND CONNECTED UNDER THE REQUIREMENTS
OF THIS DIVISION, COMPLETE AND READY FOR OPERATION, INCLUDING ITEMS INCIDENTAL TO
THE WORK, INCLUDING SERVICES NECESSARY FOR PROPER INSTALLATION AND OPERATION.
THE INSTALLATION SHALL BE INCLUDED UNDER THE GUARANTEE REQUIRED BY THIS
DIVISION.
ENGINEER. WHERE REFERENCED IN THIS DIVISION, "ENGINEER" IS THE ENGINEER OF RECORD
AND THE DESIGN PROFESSIONAL FOR THE WORK UNDER THIS DIVISION, AND IS A
CONSULTANT TO, AND AN AUTHORIZED REPRESENTATIVE OF, THE ARCHITECT, AS DEFINED IN
THE GENERAL AND/OR SUPPLEMENTARY CONDITIONS. WHEN USED IN THIS DIVISION, IT
MEANS INCREASED INVOLVEMENT BY, AND OBLIGATIONS TO, THE ENGINEER, IN ADDITION TO
INVOLVEMENT BY, AND OBLIGATIONS TO, THE "ARCHITECT'.
AHJ: THE LOCAL CODE AND/OR INSPECTION AGENCY (AUTHORITY) HAVING JURISDICTION
OVER THE WORK.
THE TERMS "APPROVED EQUAL", "EQUIVALENT", OR "EQUAL" ARE USED SYNONYMOUSLY AND
SHALL MEAN "ACCEPTED BY OR ACCEPTABLE TO THE ENGINEER AS EQUIVALENT TO THE ITEM
OR MANUFACTURER SPECIFIED". THE TERM "APPROVED" SHALL MEAN LABELED, LISTED, OR
BOTH, BY A NATIONALLY RECOGNIZED TESTING LABORATORY (E.G. UL, ETL, CSA), AND
ACCEPTABLE TO THE AHJ OVER THIS PROJECT.
15A 1-3 PREBID SITE VISIT
PRIOR TO SUBMITTING BID VISIT THE SITE OF THE PROPOSED WORK AND
BECOME
FULLY
INFORMED AS TO THE CONDITIONS UNDER WHICH THE WORK
IS TO BE DONE.
FAILURE
TO DO
SO WILL NOT BE CONSIDERED SUFFICIENT JUSTIFICATION
TO REQUEST OR
OBTAIN
EXTRA
COMPENSATION OVER AND ABOVE THE CONTRACT
PRICE.
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PROVIDE NEW MATERIAL, EQUIPMENT, AND APPARATUS UNDER THIS CONTRACT UNLESS
OTHERWISE STATED HEREIN OF BEST QUALITY NORMALLY USED FOR THE PURPOSE IN
GOOD COMMERCIAL PRACTICE, AND FREE FROM DEFECTS. MODEL NUMBERS LISTED IN THE
SPECIFICATIONS OR SHOWN ON THE DRAWINGS ARE NOT NECESSARILY INTENDED TO
DESIGNATE THE REQUIRED TRIM, WRITTEN DESCRIPTIONS OF THE TRIM GOVERN MODEL
NUMBERS.
PIPE, PIPE FITTINGS, PIPE SPECIALTIES AND VALVES SHALL BE MANUFACTURED IN PLANTS
LOCATED IN THE UNITED STATES.
WORK PERFORMED UNDER THIS CONTRACT SHALL PROVIDE A NEAT AND "WORKMANLIKE"
APPEARANCE WHEN COMPLETED, TO THE SATISFACTION OF THE ARCHITECT AND ENGINEER.
WORKMANSHIP SHALL BE THE FINEST POSSIBLE BY EXPERIENCED MECHANICS.
INSTALLATIONS SHALL COMPLY WITH APPLICABLE CODES AND LAWS.
THE COMPLETE INSTALLATION SHALL FUNCTION AS DESIGNED AND INTENDED WITH RESPECT
TO EFFICIENCY, CAPACITY, NOISE LEVEL, ETC. ABNORMAL NOISE CAUSED BY RATTLING
EQUIPMENT, PIPING, DUCTS, AIR DEVICES, AND SQUEAKS IN ROTATING COMPONENTS WILL
NOT BE ACCEPTABLE. IN GENERAL, MATERIALS AND EQUIPMENT SHALL BE OF COMMERCIAL
SPECIFICATION GRADE IN QUALITY. LIGHT DUTY AND RESIDENTIAL TYPE EQUIPMENT WILL
NOT BE ACCEPTED.
REMOVE FROM THE PREMISES
WASTE MATERIAL
PRESENT
AS A RESULT OF WORK,
INCLUDING CARTONS, CRATING,
PAPER, STICKERS,
AND/OR
EXCAVATION MATERIAL NOT
USED IN BACKFILLING, ETC.
CLEAN EQUIPMENT
INSTALLED
UNDER THIS CONTRACT TO
PRESENT A NEAT AND CLEAN
INSTALLATION AT
THE TERMINATION OF THE WORK.
REPAIR OR REPLACE PUBLIC AND PRIVATE PROPERTY DAMAGED AS A RESULT OF WORK
PERFORMED UNDER THIS CONTRACT TO THE SATISFACTION OF AUTHORITIES AND
REGULATIONS HAVING JURISDICTION.
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COORDINATE WORK WITH THAT OF OTHER TRADES SO THAT THE VARIOUS COMPONENTS OF
THE SYSTEMS WILL BE INSTALLED AT THE PROPER TIME, WILL FIT THE AVAILABLE SPACE,
AND WILL ALLOW PROPER SERVICE ACCESS TO THOSE ITEMS REQUIRING MAINTENANCE.
COMPONENTS WHICH ARE INSTALLED WITHOUT REGARD TO THE ABOVE SHALL BE
RELOCATED AT NO ADDITIONAL COST TO THE OWNER.
UNLESS OTHERWISE INDICATED, THE GENERAL CONTRACTOR WILL PROVIDE CHASES AND
OPENINGS IN BUILDING CONSTRUCTION REQUIRED FOR INSTALLATION OF THE SYSTEMS
SPECIFIED HEREIN. CONTRACTOR SHALL FURNISH THE GENERAL CONTRACTOR WITH
INFORMATION WHERE CHASES AND OPENINGS ARE REQUIRED. KEEP INFORMED AS TO THE
WORK OF OTHER TRADES ENGAGED IN THE CONSTRUCTION OF THE PROJECT, AND EXECUTE
WORK IN A MANNER AS TO NOT INTERFERE WITH OR DELAY THE WORK OF OTHER TRADES.
FIGURED DIMENSIONS SHALL BE TAKEN IN PREFERENCE TO SCALE DIMENSIONS.
CONTRACTOR SHALL TAKE HIS OWN MEASUREMENTS AT THE BUILDING, AS VARIATIONS MAY
OCCUR. CONTRACTOR WILL BE HELD RESPONSIBLE FOR ERRORS THAT COULD HAVE BEEN
AVOIDED BY PROPER CHECKING AND INSPECTION.
PROVIDE MATERIALS WITH TRIM THAT WILL PROPERLY FIT THE TYPES OF CEILING, WALL, OR
FLOOR FINISHES ACTUALLY INSTALLED. MODEL NUMBERS LISTED IN THE SPECIFICATIONS OR
SHOWN ON THE DRAWINGS ARE NOT INTENDED TO DESIGNATE THE REQUIRED TRIM.
15A 1-6 ORDINANCES AND CODES
WORK PERFORMED UNDER THIS CONTRACT SHALL, AT A MINIMUM, BE IN CONFORMANCE
WITH APPLICABLE NATIONAL, STATE AND LOCAL CODES HAVING JURISDICTION. EQUIPMENT
FURNISHED AND ASSOCIATED INSTALLATION WORK PERFORMED UNDER THIS CONTRACT
SHALL BE IN STRICT COMPLIANCE WITH CURRENT APPLICABLE CODES ADOPTED BY THE
LOCAL AHJ INCLUDING ANY AMENDMENTS AND STANDARDS AS SET FORTH BY THE NATIONAL
FIRE PROTECTION ASSOCIATION (NFPA), UNDERWRITERS LABORATORIES (UL),
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION (OSHA), AMERICAN SOCIETY OF
MECHANICAL ENGINEERS (ASME), AMERICAN SOCIETY OF HEATING, REFRIGERATION, AND AIR
CONDITIONING ENGINEERS (ASHRAE), AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI),
AMERICAN SOCIETY OF TESTING MATERIALS (ASTM) AND OTHER NATIONAL STANDARDS AND
CODES WHERE APPLICABLE. WHERE THE CONTRACT DOCUMENTS EXCEED THE
REQUIREMENTS OF THE REFERENCED CODES, STANDARDS, ETC., THE CONTRACT
DOCUMENTS SHALL TAKE PRECEDENCE.
PROCURE AND PAY FOR PERMITS AND LICENSES REQUIRED FOR THE ACCOMPLISHMENT OF
THE WORK HEREIN DESCRIBED. WHERE REQUIRED, OBTAIN, PAY FOR AND FURNISH
CERTIFICATES OF INSPECTION TO OWNER. CONTRACTOR WILL BE HELD RESPONSIBLE FOR
VIOLATIONS OF THE LAW.
RELEASED FOR CONSTRUCTION
Subject to compliance with all regulations
of State and Local Codes
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STORE AND PROTECT FROM DAMAGE EQUIPMENT AND MATERIALS DELIVERED TO JOB SITE.
COVER WITH WATERPROOF, TEAR -RESISTANT, HEAVY TARP OR POLYETHYLENE PLASTIC AS
REQUIRED TO PROTECT FROM PLASTER, DIRT, PAINT, WATER, OR PHYSICAL DAMAGE.
EQUIPMENT AND MATERIAL THAT HAS BEEN DAMAGED BY CONSTRUCTION ACTIVITIES WILL
BE REJECTED, AND CONTRACTOR IS OBLIGATED TO FURNISH NEW EQUIPMENT AND
MATERIAL OF A LIKE KIND.
KEEP PREMISES BROOM CLEAN FROM FOREIGN MATERIAL CREATED DURING WORK
PERFORMED UNDER THIS CONTRACT. PIPING, EQUIPMENT, ETC. SHALL HAVE A NEAT AND
CLEAN APPEARANCE AT THE TERMINATION OF THE WORK.
PLUG OR CAP OPEN ENDS OF DUCTWORK AND PIPING SYSTEMS WHILE STORED AND
INSTALLED DURING CONSTRUCTION WHEN NOT IN USE TO PREVENT THE ENTRANCE OF
DEBRIS INTO THE SYSTEMS.
15A 1-8 SUBSTITUTIONS
THE BASE BID SHALL INCLUDE ONLY THE PRODUCTS FROM MANUFACTURERS SPECIFICALLY
NAMED IN THE DRAWINGS AND SPECIFICATIONS. NO SUBSTITUTION WILL BE CONSIDERED
PRIOR TO RECEIPT OF BIDS UNLESS WRITTEN REQUEST FOR APPROVAL TO BID HAS BEEN
RECEIVED BY THE ENGINEER AT LEAST TEN CALENDAR DAYS PRIOR TO THE DATE FOR
RECEIPT OF BIDS. EACH SUCH REQUEST SHALL INCLUDE THE NAME OF THE MATERIAL OR
EQUIPMENT FOR WHICH IT IS TO BE SUBSTITUTED AND A COMPLETE DESCRIPTION OF THE
PROPOSED SUBSTITUTE INCLUDING DRAWINGS, CUTS, PERFORMANCE AND TEST DATA AND
OTHER INFORMATION NECESSARY FOR AN EVALUATION. A STATEMENT SETTING FORTH
CHANGES IN OTHER MATERIALS, EQUIPMENT OR OTHER WORK THAT INCORPORATION OF
THE SUBSTITUTE WOULD REQUIRE SHALL BE INCLUDED. THE BURDEN OF PROOF OF THE
MERIT OF THE PROPOSED SUBSTITUTE IS UPON THE PROPOSER. THE ENGINEER'S DECISION
OF APPROVAL OR DISAPPROVAL TO BID OF A PROPOSED SUBSTITUTION SHALL BE FINAL.
THE TERMS "APPROVED", "APPROVED EQUAL", OR "EQUAL", REFER TO APPROVAL BY THE
ENGINEER AS AN ACCEPTABLE ALTERNATE BID. NO SUBSTITUTIONS WILL BE CONSIDERED
THAT ARE NOT BID AS AN ALTERNATE. NO MATERIAL SUBSTITUTIONS SHALL BE CONSIDERED
FOR APPROVAL PRIOR TO AWARD OF CONTRACT.
COORDINATE AND VERIFY WITH OTHER TRADES WHETHER OR NOT THE SUBSTITUTED
EQUIPMENT CAN BE INSTALLED AS SHOWN ON THE CONSTRUCTION DRAWINGS WITHOUT
MODIFICATION TO ASSOCIATED SYSTEMS OR ARCHITECTURAL OR ENGINEERING DESIGN.
INCLUDE ADDITIONAL COSTS FOR ARCHITECTURAL AND ENGINEERING DESIGN FEES IN BID IF
DRAWING MODIFICATIONS ARE REQUIRED BECAUSE OF SUBSTITUTED EQUIPMENT.
15A 1-9 SHOP DRAWINGS
UPON BEING AWARDED A CONTRACT, SUBMIT TO THE ARCHITECT FOR APPROVAL, SIX (6)
COPIES OF MANUFACTURER'S SHOP DRAWINGS FOR EQUIPMENT TO BE FURNISHED UNDER
THIS CONTRACT ITEMS REQUIRING COORDINATION BETWEEN CONTRACTORS AND SHEET
METAL DUCTWORK FABRICATION DRAWINGS. BEFORE SUBMITTING SHOP DRAWINGS AND
MATERIAL LISTS, VERIFY THAT EQUIPMENT SUBMITTED IS MUTUALLY COMPATIBLE AND
SUITABLE FOR THE INTENDED USE, AND WILL FIT THE AVAILABLE SPACE AND ALLOW AMPLE
ROOM FOR MAINTENANCE.
THE ENGINEER'S CHECKING AND SUBSEQUENT APPROVAL OF SUCH SHOP DRAWINGS WILL
NOT RELIEVE THE CONTRACTOR FROM RESPONSIBILITY FOR ERRORS IN DIMENSIONS,
DETAILS, SIZE OF MEMBERS, QUANTITIES, OMISSIONS OF COMPONENTS OR FITTINGS;
COORDINATION OF ELECTRICAL REQUIREMENTS; OR FOR COORDINATING ITEMS WITH
ACTUAL BUILDING CONDITIONS. PROCEED WITH THE PROCUREMENT AND INSTALLATION OF
EQUIPMENT ONLY AFTER RECEIVING APPROVED SHOP DRAWINGS RELATIVE TO EACH ITEM.
CATALOG DATA SHALL BE PROPERLY BOUND IDENTIFIED INDEXED AND TABBED IN A 3-RING
BINDER. EACH ITEM OR MODEL NUMBER SHALL BE CLEARLY MARKED AND ACCESSORIES
INDICATED. LABEL THE CATALOG DATA WITH THE EQUIPMENT IDENTIFICATION ACRONYM OR
NUMBER AS USED ON THE DRAWINGS AND INCLUDE PERFORMANCE CURVES CAPACITIES
SIZES, MATERIALS, FINISHES, WIRING DIAGRAMS AND DEVIATIONS FROM SPECIFIED
EQUIPMENT OR MATERIALS. MARK OUT INAPPLICABLE ITEMS. SHOP DRAWINGS WILL BE
RETURNED WITHOUT REVIEW IF THE ABOVE MENTIONED REQUIREMENTS ARE NOT MET.
15A 1-10 ELECTRONIC DRAWING FILES
IN PREPARATION OF SHOP DRAWINGS, CONTRACTOR MAY, AT HIS OPTION, OBTAIN
ELECTRONIC DRAWING FILES IN AUTOCAD OR DXF FORMAT ON 3.5 INCH FLOPPY DISK, 100 ME
ZIP DISK OR CD-ROM DISK, AS DESIRED, FROM THE ENGINEER FOR A SHIPPING AND
HANDLING FEE OF $200 FOR A DRAWING SET UP TO 12 SHEETS AND $15 PER SHEET FOR
EACH ADDITIONAL SHEET. CONTRACTOR SHALL CONTACT THE ARCHITECT FOR WRITTEN
AUTHORIZATION AND ENGINEER FOR THE NECESSARY RELEASE AGREEMENT FORM AND TO
SPECIFY SHIPPING METHOD AND DRAWING FORMAT. IN ADDITION TO PAYMENT, ARCHITECT'S
WRITTEN AUTHORIZATION AND ENGINEER'S RELEASE AGREEMENT FORM MUST BE RECEIVED
BEFORE ELECTRONIC DRAWING FILES WILL BE SENT.
15A 1-11 CUTTING AND PATCHING
PERFORM CUTTING OF WALLS, FLOORS, CEILINGS, ETC. AS REQUIRED TO INSTALL WORK
UNDER THIS SECTION. OBTAIN PERMISSION FROM THE ARCHITECT PRIOR TO CUTTING. DO
NOT CUT OR DISTURB STRUCTURAL MEMBERS WITHOUT PRIOR APPROVAL FROM THE
ARCHITECT. CUT HOLES AS SMALL AS POSSIBLE. GENERAL CONTRACTOR SHALL PATCH
WALLS, FLOORS, ETC. AS REQUIRED BY WORK UNDER THIS SECTION. PATCHING SHALL
MATCH THE ORIGINAL MATERIAL AND CONSTRUCTION. REPAIR AND REFINISH AREAS
DISTURBED BY WORK TO THE CONDITION OF ADJOINING SURFACES IN A MANNER
SATISFACTORY TO THE ARCHITECT.
15A 1-12 ROUGH -IN
COORDINATE WITHOUT DELAY ROUGHING -IN WITH GENERAL CONSTRUCTION. CONCEAL
PIPING AND CONDUIT ROUGH -IN EXCEPT IN UNFINISHED AREAS AND WHERE OTHERWISE
SHOWN.
15A 1-13 STRUCTURAL STEEL
STRUCTURAL STEEL USED FOR SUPPORT OF EQUIPMENT, DUCTWORK AND PIPING SHALL BE
NEW, CLEAN, AND CONFORM TO ASTM DESIGNATION A-36.
SUPPORT MECHANICAL COMPONENTS FROM THE BUILDING STRUCTURE. DO NOT SUPPORT
MECHANICAL COMPONENTS FROM CEILINGS, OTHER MECHANICAL OR ELECTRICAL
COMPONENTS, AND OTHER NON-STRUCTURAL ELEMENTS.
15A 1-14 PENETRATIONS
SEAL MECHANICAL FLOOR, EXTERIOR WALL AND ROOF PENETRATIONS WATERTIGHT AND
WEATHERTIGHT. SEAL AROUND MECHANICAL PENETRATIONS WITH 3M CP-25 FIRE BARRIER
CAULK (THICKNESS AS REQUIRED AND RECOMMENDED BY MANUFACTURER) TO MAINTAIN
FIRE RESISTANCE RATING OF FIRE -RATED ASSEMBLIES.
PROVIDE PREFABRICATED ROOF CURBS MANUFACTURED BY CUSTOM CURB, INC., PATE
COMPANY, THYCURB OR APPROVED EQUAL. PROVIDE ROOF CURB WITH FACTORY INSTALLED
WOOD NAILER; WELDED, 18 GAUGE GALVANIZED STEEL SHELL, BASE PLATE AND FLASHING; 1-
1/2" THICK, 3 POUND RIGID INSULATION; FULLY MITERED 3-INCH RAISED CANT; COVER OF
WEATHER -RESISTANT, WEATHER-PROOF MATERIAL AND PIPE COLLAR OF WEATHER -
RESISTANT MATERIAL WITH STAINLESS STEEL PIPE CLAMPS.
15A 1-15 AIR FILTER
PROVIDE FARR 30/30 PLEATED, THROWAWAY TYPE FILTERS, UNLESS OTHERWISE INDICATED.
AIR UNITS SHALL HAVE NEW FILTERS INSTALLED WHEN THEY ARE OPERATED BEFORE FINAL
ACCEPTANCE. FILTERS SHALL BE MANUFACTURED BY AMERICAN AIR FILTER, FARR,
FLANDERS, OR APPROVED EQUAL.
IF HVAC EQUIPMENT IS USED DURING THE CONSTRUCTION PERIOD, CONTRACTOR SHALL
PROVIDE ONE SET OF FILTERS WHEN THE UNIT IS STARTED AND REPLACE FILTERS WHEN
NEEDED, BUT NOT LESS THAN EVERY MONTH. ON THE DAY OF SUBSTANTIAL COMPLETION,
THE CONTRACTOR SHALL CLEAN THE UNIT AND PROVIDE A NEW SET OF FILTERS IN THE UNIT.
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PROVIDE MOTORS AND STARTING EQUIPMENT WHERE NOT FURNISHED WITH THE
EQUIPMENT PACKAGE. MOTORS SHALL HAVE COPPER WINDINGS, CLASS B INSULATION, AND
STANDARD SQUIRREL CAGE WITH STARTING TORQUE CHARACTERISTICS SUITABLE FOR THE
EQUIPMENT SERVED. MOTORS FOR AIR HANDLING EQUIPMENT SHALL BE SELECTED FOR
QUIET OPERATION. EACH MOTOR SHALL BE CHECKED FOR PROPER ROTATION AFTER
ELECTRICAL CONNECTION HAS BEEN COMPLETED. PROVIDE DRIPPROOF ENCLOSURE FOR
LOCATIONS PROTECTED FROM WEATHER AND NOT IN AIR STREAM OF FAN; AND TOTALLY
ENCLOSED FAN COOLED ENCLOSURE FOR MOTORS EXPOSED TO WEATHER. MOTORS SHALL
BE MANUFACTURED BY CENTURY, GENERAL ELECTRIC, WESTINGHOUSE, LOUIS ALLIS, OR
APPROVED EQUAL.
PROVIDE EVERY MOTOR, EXCEPT FRACTIONAL HORSEPOWER SINGLE PHASE MOTORS WITH
AN APPROVED TYPE OF "BUILT-IN" THERMAL OVERLOAD PROTECTION, WITH A MOTOR
STARTER. EACH STARTER SHALL BE PROVIDED WITH OVERLOAD HEATERS SIZED TO THE
MOTOR RATING, AND EVERY THREE PHASE MOTOR STARTER SHALL HAVE OVERLOAD
HEATERS IN EACH PHASE. AMBIENT COMPENSATED HEATERS SHALL BE INSTALLED
WHEREVER NECESSARY. UNLESS NOTED OTHERWISE, MOTOR STARTERS SHALL BE
FURNISHED BY THE DIVISION 15 CONTRACTOR FOR INSTALLATION AND CONNECTION BY THE
DIVISION 16 CONTRACTOR. STARTERS SHALL BE ALLEN-BRADLEY, CLARK, FURNAS, SQUARE
D, OR APPROVED EQUAL.
15A 1-17 ELECTRICAL WIRING
LINE VOLTAGE WIRING SHALL BE PROVIDED BY DIVISION 16. LINE VOLTAGE CONTROL AND
INTERLOCK WIRING FOR MECHANICAL SYSTEMS SHALL ALSO BE PROVIDED BY DIVISION 16
CONTRACTOR. LOW VOLTAGE CONTROL WIRING SHALL BE PROVIDED BY THE DIVISION 15
CONTRACTOR. FURNISH WIRING DIAGRAMS TO THE DIVISION 16 CONTRACTOR AS REQUIRED
FOR PROPER EQUIPMENT HOOKUP. COORDINATE WITH THE DIVISION 16 CONTRACTOR THE
ACTUAL WIRE SIZING AMPS FOR MECHANICAL EQUIPMENT (FROM THE EQUIPMENT
NAMEPLATE) TO ENSURE PROPER INSTALLATION.
15A 1-18 REFRIGERANT AND OIL
PROVIDE FULL REFRIGERANT AND OIL CHARGE IN NEW AIR CONDITIONING REFRIGERATION
SYSTEMS, AND MAINTAIN IT FOR FULL TERM OF THE GUARANTEE.
15A 1-19 FINAL TESTING AND ADJUSTMENTS
FINAL SYSTEM TESTING, BALANCING AND ADJUSTMENTS SHALL BE PERFORMED BY A
CONTRACTOR CERTIFIED BY THE NATIONAL ENVIRONMENTAL BALANCING BUREAU (NEES),
ASSOCIATED AIR BALANCE COUNCIL (AABC) OR OTHER APPROVED AGENCY. PERFORM TEST
READINGS ON FANS, UNITS, COILS, ETC. AND ADJUST EQUIPMENT TO DELIVER SPECIFIED
AMOUNTS OF AIR. PREPARE TESTING AND BALANCING REPORT LOG SHOWING AIR SUPPLY
QUANTITIES, AIR ENTERING AND LEAVING TEMPERATURES AND PRESSURES, FAN AND UNIT
TEST READINGS, ETC., AND SUBMIT SIX COPIES OF THE FINAL COMPILATION OF DATA TO THE
ARCHITECT FOR EVALUATION AND APPROVAL BEFORE FINAL INSPECTION OF THE PROJECT.
BALANCE AIR SYSTEMS TO WITHIN PLUS OR MINUS 10 PERCENT FOR TERMINAL DEVICES AND
BRANCH LINES AND PLUS OR MINUS 5 PERCENT FOR MAIN DUCTS AND AIR HANDLING
EQUIPMENT OF THE AMOUNT OF AIR SHOWN ON THE DRAWINGS. FURTHER ADJUSTMENTS
SHALL BE MADE TO OBTAIN UNIFORM TEMPERATURE IN SPACES. ADJUST EQUIPMENT TO
OPERATE AS INTENDED BY THE SPECIFICATION. ALIGN BEARINGS AND REPLACE BEARINGS
THAT HAVE DIRT OR FOREIGN MATERIAL IN THEM WITH NEW BEARINGS WITHOUT ADDITIONAL
COST TO THE OWNER. BALANCE CONTRACTOR SHALL INCLUDE IN THE REPORT ANY
IMPROPERLY INSTALLED OR MISSING BALANCING DEVICES THAT WOULD NEGATIVELY IMPACT
THE SYSTEM OPERATION.
ADJUST THERMOSTATS AND CONTROL DEVICES TO OPERATE AS INTENDED. ADJUST
BURNERS, FANS, ETC. FOR PROPER AND EFFICIENT OPERATION. CERTIFY TO ARCHITECT
THAT ADJUSTMENTS HAVE BEEN MADE AND THAT SYSTEM IS OPERATING SATISFACTORILY.
FURTHER ADJUSTMENTS SHALL BE MADE TO OBTAIN UNIFORM TEMPERATURE IN SPACES.
CALIBRATE, SET, AND ADJUST AUTOMATIC TEMPERATURE CONTROLS. CHECK PROPER
SEQUENCING OF INTERLOCK SYSTEMS, AND OPERATION OF SAFETY CONTROLS.
15A 1-20 EQUIPMENT FURNISHED BY OTHERS
PROVIDE NECESSARY EQUIPMENT AND ACCESSORIES THAT ARE NOT PROVIDED BY THE
EQUIPMENT SUPPLIER OR OWNER TO COMPLETE INSTALLATION OF COOKING EQUIPMENT,
WASHING EQUIPMENT, ETC., FURNISHED BY OTHERS, IN LOCATIONS AS INDICATED ON THE
DRAWINGS AND/OR DESCRIBED IN THE GENERAL NOTES TO THIS CONTRACTOR. EQUIPMENT
AND ACCESSORIES NOT PROVIDED BY THE EQUIPMENT SUPPLIER MAY INCLUDE FLUES,
VENTS, INTAKES, ASSOCIATED ROOF JACKS AND CAPS TO OUTDOORS, DAMPERS, IN -LINE
FANS, ROOF FANS, CONTROL INTERLOCKS, ETC. AS REQUIRED FOR PROPER OPERATION OF
THE COMPLETE SYSTEM IN ACCORDANCE WITH THE MANUFACTURER'S INSTRUCTIONS.
CONTRACTOR SHALL BE RESPONSIBLE FOR CORRECT ROUGH -IN DIMENSIONS, AND SHALL
VERIFY SAME WITH ARCHITECT AND/OR EQUIPMENT SUPPLIER PRIOR TO SERVICE
INSTALLATIONS.
15A 1-21 MISCELLANEOUS REMODELING WORK
REMOVE ALL UNUSED EQUIPMENT, DUCTWORK, PIPING AND ASSOCIATED SUPPORTS. CAP
DUCTWORK AND PIPING AT MAINS AND SEAL AIR AND WATER TIGHT.
PROVIDE ITEMS OF HVAC SYSTEMS MODIFICATION REQUIRED BECAUSE OF BUILDING
REMODELING, AS NOTED ON THE DRAWINGS OR NECESSARY FOR PROPER OPERATION.
MATCH EXISTING MATERIALS AND CONSTRUCTION TECHNIQUES WHEN MODIFYING EXISTING
SYSTEMS UNLESS SPECIFIED OTHERWISE. COORDINATE ADDITIONAL REQUIREMENTS WITH
GENERAL CONTRACTOR AND ARCHITECT.
SEAL AIRTIGHT EXISTING DUCTWORK REQUIRED TO BE ABANDONED IN PLACE OR NOT IN USE
AT THE TERMINATION OF THE WORK.
CAP AND SEAL WEATHERTIGHT EXISTING ROOF CURBS AND ROOF OPENINGS TO BE
ABANDONED IN PLACE AS A RESULT OF EQUIPMENT REMOVAL.
CLEAN AND REBALANCE EXISTING DUCTWORK, DIFFUSERS, REGISTERS, AND GRILLES
INTENDED FOR REUSE AS REQUIRED OR AS INDICATED ON DRAWINGS.
CLEAN AND REFURBISH EXISTING HVAC EQUIPMENT INTENDED FOR REUSE AS REQUIRED
FOR PROPER OPERATION INCLUDING REPLACEMENT OF FILTERS, BELTS, MOTORS, REMOTE
CONTROLS, AND SAFETY INTERLOCKS.
15A 1-22 BUILDING OPERATION
COMPLY WITH THE SCHEDULE OF OPERATIONS AS OUTLINED IN THE ARCHITECTURAL
PORTIONS OF THIS SPECIFICATION. BUILDING SHALL BE IN CONTINUOUS OPERATION.
ACCOMPLISH WORK REQUIRING INTERRUPTION OF BUILDING OPERATION AT A TIME WHEN
THE BUILDING IS NOT IN OPERATION, AND ONLY WITH WRITTEN APPROVAL OF BUILDING
OWNER AND/OR TENANT. COORDINATE INTERRUPTION OF BUILDING OPERATION WITH THE
OWNER AND/OR TENANT A MINIMUM OF SEVEN DAYS IN ADVANCE OF WORK.
15A 1-23 VIBRATION ISOLATION
MANUFACTURERS: PROVIDE VIBRATION ISOLATION EQUIPMENT AND MATERIALS BY A SINGLE
MANUFACTURER. APPROVED MANUFACTURERS PROVIDED THEIR SYSTEMS ARE IN
COMPLIANCE WITH THE SPECIFIED DESIGN AND PERFORMANCE REQUIREMENTS INCLUDE
AMBER BOOTH, KINETICS NOISE CONTROL, MASON INDUSTRIES, INC., VIBRATION ELIMINATOR
CO., INC., AND VIBRATION MOUNTING AND CONTROLS.
GENERAL REQUIREMENTS: SELECT VIBRATION ISOLATORS BY THE WEIGHT DISTRIBUTION TO
PRODUCE UNIFORM DEFLECTION. VIBRATION ISOLATORS SHALL HAVE EITHER KNOWN ON -
DEFLECTED HEIGHTS OR CALIBRATION MARKINGS SO THAT, AFTER ADJUSTMENT, THE STATIC
DEFLECTION CAN BE VERIFIED, THUS DETERMINING THAT THE LOAD IS WITHIN THE PROPER
RANGE OF THE ISOLATOR. ISOLATORS SHALL OPERATE IN THE LINEAR PORTION OF THEIR
LOAD VERSUS DEFLECTION CURVES. SPRING ISOLATORS SHALL HAVE 50 PERCENT EXCESS
CAPACITY WITHOUT BECOMING COIL BOUND. COAT VIBRATION ISOLATORS WITH FACTORY -
APPLIED PAINT. COAT VIBRATION ISOLATORS EXPOSED TO WEATHER AND OTHER
CORROSIVE ENVIRONMENTS WITH FACTORY -APPLIED CORROSION RESISTANCE
PROTECTION. INSTALL AND ADJUST VIBRATION ISOLATORS IN ACCORDANCE WITH
MANUFACTURERS WRITTEN INSTRUCTIONS.
PIPE CONNECTIONS. FLEXIBLE PIPING CONNECTORS SHALL BE INSTALLED TO CONNECT
PIPING TO RECIPROCATING OR ROTATING EQUIPMENT. FABRICATE FLEXIBLE PIPING
CONNECTORS FROM STAINLESS STEEL, BRONZE OR RUBBER MATERIALS AS SUITABLE FOR
SYSTEM FLUID. FLEXIBLE PIPING CONNECTORS SHALL BE BELLOWS, SPHERICAL OR BRAIDED
HOSE TYPE AS RECOMMENDED BY THE MANUFACTURER FOR THE APPLICATION.
DUCT CONNECTIONS. DUCTS SHALL BE CONNECTED TO FANS, FAN CASINGS AND FAN
PLENUMS BY MEANS OF FLEXIBLE CONNECTORS. FLEXIBLE DUCT CONNECTORS SHALL NOT
BE USED OUTSIDE THE MECHANICAL ROOM UNLESS EXPRESSLY SHOWN ON THE DRAWINGS.
CONSTRUCT FLEXIBLE CONNECTIONS OF NEOPRENE -COATED FLAMEPROOF FABRIC
CRIMPED INTO DUCT FLANGES FOR ATTACHMENT TO DUCT AND EQUIPMENT. MAKE AIRTIGHT
JOINT. FLEXIBLE CONNECTORS SHALL HAVE FLAME -SPREAD INDEX OF 25 OR LESS, AND
SMOKE -DEVELOPED INDEX OF 50 OR LESS, AS TESTED BY ASTM E 84 (NFPA 255) METHOD.
15A 1-31 SEISMIC REQUIREMENTS
SELECT FIRST PARAGRAPH IF UNDER URIC, SECOND PARAGRAPH IF UNDER IBC. VERIFY WITH
ARCHITECT THE APPROPRIATE SEISMIC ZONE, SEISMIC ZONE FACTOR AND OCCUPANCY
CATEGORY FOR UBC AND APPROPRIATE USE GROUP AND SEISMIC DESIGN CATEGORY FOR
IBC.
SEISMIC PROTECTION FOR SEISMIC CONCERNS OF ALL MECHANICAL AND ELECTRIC SYSTEMS
EXCEPT FIRE PROTECTION SYSTEMS MUST MEET MINIMUM REQUIREMENTS OF 2003 IBC FOR
BUILDINGS CLASSIFIED AS SEISMIC USE GROUP AND SEISMIC DESIGN CATEGORY PER
ARCHITECT. SEISMIC PROTECTION OF WATER PIPES FOR FIRE PROTECTION SYSTEMS SHALL
BE INSTALLED IN STRICT ACCORDANCE WITH THE PROVISIONS OF NFPA 13.
SEISMIC RESTRAINTS, ISOLATORS, AND ISOLATION MATERIALS SHALL BE OF THE SAME
MANUFACTURER, SHALL BE CERTIFIED BY THE MANUFACTURER AND SHALL BE BY
AMBER/BOOTH COMPANY, INC., KINETICS NOISE CONTROL, INC., LOOS & COMPANY, INC.,
MASON INDUSTRIES, INC. OR UNI-STRUT. RESTRAINING DEVICES SHALL HAVE A PRE -
APPROVAL NUMBER FROM CALIFORNIA OSHPD OR OTHER RECOGNIZED GOVERNMENT
AGENCY SHOWING MAXIMUM RESTRAINT RATINGS.
THE REQUIREMENTS FOR SEISMIC PROTECTION MEASURES TO BE APPLIED TO
MECHANICAL/ELECTRICAL EQUIPMENT AND SYSTEMS SHALL BE INSTALLED IN STRICT
ACCORDANCE WITH ALL APPLICABLE LOCAL, STATE, AND/OR FEDERAL CODES AND WITH
MANUFACTURER'S REQUIREMENTS, THE MOST STRINGENT SHALL APPLY. ALL ANCHOR
CONNECTIONS TO STRUCTURE FOR SUPPORT OF MECHANICAL AND ELECTRICAL EQUIPMENT,
REGARDLESS OF THE NEED FOR SEISMIC RESTRAINTS, SHALL BE SHOWN ON SHOP
DRAWINGS.
THE CONTRACTOR SHALL BE RESPONSIBLE FOR DETERMINING THE TYPE AND LOCATION OF
SEISMIC RESTRAINTS REQUIRED FOR THE MECHANICAL AND ELECTRICAL ELEMENTS SHOWN
ON THE CONTRACT DRAWINGS BASED ON THE SEISMIC CODE CRITERIA STATED ABOVE, THE
SIZE AND WEIGHT OF THE SUPPORTED ELEMENT AND THE DISTANCE FROM STRUCTURE
THAT THE ELEMENT WILL BE INSTALLED.
THE CONTRACTOR SHALL SUBMIT DESCRIPTIVE CATALOG DATA OF SEISMIC RESTRAINTS,
SHOP DRAWINGS SHOWING THE TYPES, LOCATIONS AND INSTALLATION DETAILS OF SEISMIC
RESTRAINTS AND CALCULATIONS SHOWING THAT THE SEISMIC RESTRAINTS MEET THE
SEISMIC REQUIREMENTS TO THE ENGINEER OF RECORD AND TO THE LOCAL AUTHORITY
HAVING JURISDICTION FOR REVIEW AND APPROVAL. CALCULATIONS SHALL BE SIGNED AND
SEALED BY A REGISTERED PROFESSIONAL ENGINEER, LICENSED IN THE STATE OF THE
PROJECT LOCATION AND EMPLOYED BY THE MANUFACTURER OF THE SEISMIC RESTRAINT
PRODUCTS. CALCULATIONS SHALL INCLUDE DEAD LOADS, STATIC SEISMIC LOADS AND
CAPACITY OF MATERIALS UTILIZED FOR CONNECTIONS TO EQUIPMENT AND STRUCTURE.
15A 2 INSULATION AND SHEET METAL WORK
15A 2-1 DUCT INSULATION
PROVIDE DUCT LINER IN RECTANGULAR SUPPLY AND RETURN AIR DUCTWORK. LINER SHALL
BE 1-1/2" THICK, 3 POUND DENSITY FIBERGLASS, CERTAINTEED CORP. 'YOUGHGARD" OR
OWENS-CORNING "AEROFLEX DUCT LINER. LINER SURFACE SHALL SERVE AS A BARRIER
AGAINST INFILTRATION OF DUST AND DIRT, SHALL MEET ASTM C 1338 FOR FUNGI
RESISTANCE AND SHALL BE CLEANABLE USING DUCT CLEANING METHODS AND EQUIPMENT
OUTLINED BY NORTH AMERICAN INSULATION MANUFACTURERS ASSOCIATION (NAIMA) DUCT
CLEANING GUIDE. INSTALL WITH LINER ADHESIVE AND MECHANICAL FASTENERS IN
ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS AND RECOMMENDATIONS.
DUCTWORK SIZES SHOWN ON DRAWINGS ARE INSIDE CLEAR DIMENSIONS. INCREASE SHEET
METAL BY LINER THICKNESS IN BOTH DIRECTIONS WHERE LINER IS INSTALLED.
COVER CONCEALED RIGID ROUND SUPPLY, RETURN, AND OUTSIDE AIR DUCTWORK AND
RECTANGULAR OUTSIDE AIR DUCTWORK WITH 2" THICK DUCT WRAP, CERTAINTEED OR
EQUAL OWENS-CORNING, 3/4 POUND DENSITY, WITH HEAVY-DUTY FOIL-SCRIM-KRAFT FACING,
AND WITH JOINTS TAPED WITH 3" WIDE FOIL TAPE.
INSULATING MATERIALS, ADHESIVES, COATINGS, ETC., SHALL NOT EXCEED FLAME SPREAD
RATING OF 25 AND SMOKE DEVELOPED RATING OF 50 PER ASTM E 84. CONTAINERS FOR
MASTICS AND ADHESIVES SHALL HAVE U.L. LABEL.
15A 2-2 DUCTWORK
PROVIDE GALVANIZED STEEL DUCTWORK AND HOUSINGS AS SHOWN ON DRAWINGS.
CONSTRUCT DUCTWORK INCLUDING FITTINGS AND TRANSITIONS IN CONFORMANCE WITH
CURRENT SMACNA STANDARDS RELATIVE TO GAUGE, BRACING, JOINTS, ETC. MINIMUM
THICKNESS OF DUCT SHALL BE 26 GAUGE SHEET METAL. REINFORCE HOUSINGS AND
DUCTWORK OVER 30" WITH 1-1/4" ANGLES NOT LESS THAN 5'-6" ON CENTERS, AND CLOSER IF
REQUIRED FOR SUFFICIENT RIGIDITY TO PREVENT VIBRATION. SUPPORT HORIZONTAL RUNS
OF DUCT FROM STRAP IRON HANGERS ON CENTERS NOT TO EXCEED 8'-0". DO NOT SUPPORT
CEILING GRID, CONDUITS, PIPES, EQUIPMENT, ETC. FROM DUCTWORK. COORDINATE
ROUTING OF DUCTWORK WITH OTHER CONTRACTORS SUCH THAT PIPING, ELECTRICAL
CONDUIT AND ASSOCIATED SUPPORTS ARE NOT ROUTED THROUGH THE DUCTWORK.
EXPOSED DUCTWORK TO BE FIELD PAINTED SHALL HAVE GALVANIZED METAL PRIMER
APPLIED IN THE SHOP AFTER FABRICATION AND PRIOR TO SHIPPING.
SEAL DUCTWORK WITH HEAVY LIQUID SEALANT, HARDCAST IRONGRIP 601, DESIGN POLYMER
DP 1010 , UNITED MCGILL DUCT SEALER OR APPROVED EQUAL, APPLIED ACCORDING TO
SEALANT MANUFACTURER'S INSTRUCTIONS. FOR DUCTS WITH PRESSURE CLASSIFICATION
OF 2" W.G. SEAL LONGITUDINAL AND TRANSVERSE DUCTWORK JOINTS AIRTIGHT TO MEET
SMACNA CLASS B. FOR DUCTS WITH PRESSURE CLASSIFICATION LESS THAN 2" W.G. SEAL
TRANSVERSE JOINTS AIRTIGHT TO MEET SMACNA CLASS C.
PROVIDE AIRFOIL TYPE TURNING VANES, OF SAME GAUGE AS DUCTWORK, RIGIDLY FASTENED
WITH GUIDE STRIPS IN DUCTWORK HAVING AN OFFSET OF 45 DEGREES OR MORE.
CONNECT FANS, BLOWERS, UNITS, ETC. TO DUCTWORK WITH NEOPRENE COATED GLASS
CLOTH CANVAS CONNECTIONS, DURO-DYNE, EDGER, VENTFABRIC OR EQUAL. CANVAS
CONNECTIONS SHALL HAVE A FLAME SPREAD OF 25 OR LESS AND SMOKE DEVELOPED
RATING NOT HIGHER THAN 50. INSTALL WITH MINIMUM 1-1/2" SLACK.
PROVIDE BALANCING DAMPERS, MANUFACTURED BY RUSKIN, GREENHECK, NAILOR
INDUSTRIES, CESCO, LOUVERS & DAMPERS, BOTTORFF OR APPROVED EQUAL, WHERE
SHOWN ON DRAWINGS AND WHEREVER NECESSARY FOR COMPLETE CONTROL OF AIR FLOW.
SPUTTER DAMPERS SHALL BE CONTROLLED BY LOCKING QUADRANTS; PROVIDE YOUNG
REGULATOR OR VENTLOK END BEARINGS FOR THE DAMPER ROD. RECTANGULAR VOLUME
DAMPERS SHALL BE OPPOSED BLADE INTERLOCKING TYPE. ROUND VOLUME DAMPERS
SHALL BE BUTTERFLY TYPE CONSISTING OF CIRCULAR BLADE MOUNTED TO A SHAFT.
DAMPER LEAKAGE FOR OUTSIDE AIR DAMPERS SHALL NOT EXCEED 6.5 CFM/SQUARE FOOT IN
FULL CLOSED POSITION AT 4" WIG PRESSURE DIFFERENTIAL ACROSS DAMPER. REFERENCE
MANUFACTURER AND MODEL NUMBER FOR OUTSIDE AIR DAMPERS IS RUSKIN MODEL CD-50.
PROVIDE "SPIN -IN" FITTING WITH DOUBLE BEARING VOLUME DAMPER FOR ROUND
DUCTWORK BRANCH TAKEOFFS TO INDIVIDUAL AIR DEVICES.
WHERE ACCESS TO DAMPERS THROUGH A HARD CEILING IS REQUIRED, PROVIDE A
METROPOLITAN AIR TECHNOLOGY OR YOUNG'S REGULATOR CONCEALED, CABLE OPERATED
VOLUME DAMPER WITH REMOTE OPERATOR. DAMPER SHALL BE ADJUSTABLE THROUGH THE
DIFFUSER FACE OR FRAME WITH STANDARD 1/4" NUTDRIVER OR FLAT SCREWDRIVER. CABLE
ASSEMBLY SHALL ATTACH TO DAMPER AS ONE PIECE WITH NO LINKAGE ADJUSTMENT.
POSITIVE, DIRECT, TWO-WAY DAMPER CONTROL SHALL BE PROVIDED WITH NO SLEEVES,
SPRINGS OR SCREW ADJUSTMENTS TO COME LOOSE AFTER INSTALLATION. SUPPORT CABLE
ASSEMBLY TO AVOID BENDS AND KINKS IN CABLE.
ROUND OR OVAL DUCTWORK SHALL BE SEMCO, UNITED, WESCO OR EQUAL, SHEETMETAL,
WITH SMOOTH INTERIOR SURFACE, WITH LOW PRESSURE (DUCT PRESSURE CLASS UP TO
AND INCLUDING 2" W.G.) ROUND DUCTWORK GAUGES PER THE FOLLOWING TABLE
(REFERENCE SMACNA HVAC DUCT CONSTRUCTION STANDARDS FOR GAUGES WHEN
PRESSURES EXCEED 2" W.G.):
=E GAUG
14' & UNDER 26
15" THRU 26" 24
LINEAR SPIROSAFE, LEWIS & LAMBERT OR APPROVED EQUAL FACTORY -MANUFACTURED
ROUND DUCTWORK AND FITTINGS MAY BE SUBSTITUTED FOR SPECIFIED ROUND BRANCH
DUCTWORK, AT CONTRACTORS OPTION. HEAVY LIQUID JOINT SEALANT MAY BE OMITTED ON
FACTORY -MANUFACTURED ROUND DUCTWORK.
LOW PRESSURE (DUCT PRESSURE CLASS UP TO AND INCLUDING 2" W.G.) FITTINGS 24" IN
DIAMETER AND LESS SHALL BE PREFABRICATED, SPOTWELDED AND INTERNALLY SEALED.
CONTINUOUSLY WELD FITTINGS LARGER THAN 24" IN DIAMETER. FITTING GAUGE SHALL BE 22
GAUGE FOR 36" FITTINGS AND UNDER, 20 GAUGE FOR LARGER SIZES. 90 DEGREE TEE'S
SHALL BE CONICAL TYPE. SEAL LONGITUDINAL AND TRANSVERSE DUCTWORK JOINTS
AIRTIGHT WITH HEAVY LIQUID SEALANT APPLIED ACCORDING TO MANUFACTURER'S
INSTRUCTIONS. PROVIDE GAUGE THICKNESS IN MEDIUM PRESSURE (DUCT PRESSURE CLASS
3" TO 6" W.G.) DUCTWORK AS RECOMMENDED BY SMACNA.
15A 2-3 FLEXIBLE DUCT
LOW PRESSURE (DUCT PRESSURE CLASS UP TO AND INCLUDING 2" W.G.) AND MEDIUM
PRESSURE (DUCT PRESSURE CLASS 2.1" TO 6" W.G.) FLEXIBLE DUCT SHALL BE FLEXMASTER
TYPE 8, THERMAFLEX TYPE G-KM, OR EQUAL (FIRE RETARDANT POLYETHYLENE) PROTECTIVE
VAPOR BARRIER, U1.181 CLASS 1, ACOUSTICAL INSULATED DUCT, 2" (R-6.0) FIBERGLASS
INSULATION. PROVIDE GEE LINER WITH STEEL WIRE HELIX MECHANICALLY LOCKED OR
PERMANENTLY BONDED TO THE LINER. FLEXIBLE DUCT RUNS SHALL NOT EXCEED 5 FEET IN
LENGTH, AND SHALL BE INSTALLED STRAIGHT AS POSSIBLE AVOIDING TIGHT TURNS.
CONNECT EACH END WITH STAINLESS STEEL SCREW OPERATED METAL DRAWBANDS.
15A 2-4 FLU
WHERE FLUES ARE INDICATED ON THE DRAWINGS, PROVIDE SELKIRK METALBESTOS MODEL
QC OR RV OR EQUAL BY MFTAL—FAB, SIMPSON OR VAN —PACKER, TYPE "B" DOUBLE WALL GAS
VENT FLUES FROM THE VARIOUS ITEMS OF GAS —FIRED EQUIPMENT UP TO FLUE CAPS ABOVE
THE ROOF. SINGLE WALL FLUES ARE UNACCEPTABLE. FLUES SHALL BE COMPLETE WITH
NECESSARY FITTINGS, CONNECTORS, FLASHING CONE, STORM COLLAR, THIMBLE SUPPORTS,
GUY WIRES, AND OTHER ACCESSORIES, AND SHALL BE INSTALLED AS RECOMMENDED BY THE
MANUFACTURER, AND IN CONFORMANCE WITH APPLICABLE CODES. FLASH FLUES
WATERTIGHT AT THE ROOF LINE.
15A 2-5 AIR DEVICES
PROVIDE AIR DEVICES AS SCHEDULED ON DRAWINGS, MANUFACTURED BY CARNES, E.H.
PRICE, KRUEGER, NAILOR INDUSTRIES, TITUS, OR TUTTLE & BAILEY. SELECT AIR DEVICES TO
LIMIT ROOM NOISE LEVEL TO NO HIGHER THAN NC-30 UNLESS OTHERWISE SHOWN. PROVIDE
DEVICES WITH A SOFT PLASTIC GASKET TO MAKE AN AIRTIGHT SEAL AGAINST THE MOUNTING
SURFACE. COORDINATE FINAL LOCATION, FRAME, AND MOUNTING TYPE OF AIR DEVICES
WITH ARCHITECTURAL REFLECTED CEILING PLANS.
SUBMIT COMPLETE SHOP DRAWINGS INCLUDING INFORMATION ON NOISE LEVEL, PRESSURE
DROP, THROW, GEM FOR EACH AIR DEVICE, STYLES, BORDERS, ETC. CLEARLY MARKED WITH
SPECIFIED EQUIPMENT NUMBER. SUBMIT SAMPLES OF EACH AIR DEVICE AS REQUESTED BY
THE ENGINEER.
PROVIDE WALL SUPPLY AIR REGISTERS WITH DOUBLE DEFLECTION BLADES AND OPPOSED
BLADE DAMPERS. PROVIDE CEILING SUPPLY AIR REGISTERS OF ALUMINUM CURVED BLADE
TYPE WITH BLADES PARALLEL TO LONG DIMENSION AND WITH THROW PATTERN AS
INDICATED ON DRAWINGS. PROVIDE WALL MOUNTED RETURN AIR GRILLES AND EXHAUST AIR
REGISTERS WITH HORIZONTAL 45 DEGREE ANGLE VISION —PROOF BARS. PROVIDE
CONCEALED FASTENERS FOR WALL MOUNTED REGISTERS AND GRILLES. PROVIDE FLOOR
SUPPLY AIR REGISTERS OF ALUMINUM HEAVY DUTY TYPE WITH 0 DEGREE DEFLECTION.
PROVIDE OPPOSED BLADE DAMPERS FOR SUPPLY AIR REGISTERS AND EXHAUST AIR
REGISTERS UNLESS INDICATED OTHERWISE.
15A 2-6 EXHAUST AIR SYSTEMS
PROVIDE
CEILING MOUNTED EXHAUST FANS AS
SCHEDULED ON THE DRAWINGS,
OR EQUAL
COOK, GREENHECK, CARNES, JENCO FANS,
ACME OR PENNBARRY COMPLETE WITH
ISOLATED
BLOWER UNIT AND CEILING GRILLE.
PROVIDE DISCONNECT SWITCH,
BACKDRAFT
DAMPER,
DISCHARGE DUCT, ROOF JACK, AND
NEOPRENE VIBRATION ISOLATORS
WITH ALL —
THREAD
HANGING RODS.
15A 3 HVAC EQUIPMENT
15A 3-1 ROOFTOP UNITS (GAS FIRED HEAT
PROVIDE ELECTRIC COOLING, GAS HEATING ROOFTOP UNITS AS SCHEDULED ON THE
DRAWINGS, MANUFACTURED BY TRANS, CARRIER, AAON, LENNOX, OR YORK, COMPLETE
WITH FACTORY INSTALLED DIRECT -DRIVE HERMETIC COMPRESSORS WITH INTERNAL SPRING
VIBRATION ISOLATION, BUILT-IN MOTOR THERMAL OVERLOAD PROTECTION, CRANKCASE
HEATER, AND LOW PRESSURE SWITCHES; DIRECT EXPANSION COOLING AND CONDENSING
COILS, 11.5 MINIMUM EER RATING (COOLING); CENTRIFUGAL EVAPORATOR BLOWER; AIR
FILTER RACK WITH 2" THICK THROWAWAY FILTERS, PROPELLER TYPE CONDENSER FAN;
ALUMINIZED STEEL HEAT EXCHANGER, 81 PERCENT MINIMUM AFUE RATING (HEATING),
FORCED COMBUSTION AIR BLOWER; COMPLETE FACTORY INSTALLED MICRO -PROCESSOR
CONTROLS INCLUDING ANTI -SHORT CYCLE TIMERS TIME DELAY RELAYS AND MINIMUM "ON"
TIME CONTROLS, 100 PERCENT SAFETY GAS SHUTOFF, DIRECT SPARK IGNITION SYSTEM;
BUILT-IN THERMAL OVERLOAD PROTECTION ON MOTORS AND COMPRESSORS; 100 PERCENT
OUTDOOR AIR ENTHALPY ECONOMIZER WITH BAROMETRIC RELIEF DAMPER; WEATHERTIGHT
HOUSING CONSTRUCTED OF ZINC COATED, HEAVY GAUGE, GALVANIZED STEEL WITH
WEATHER -RESISTANT BAKED ENAMEL FINISH; MINIMUM INSULATED DOWNFLOW ROOF CURB
WITH MINIMUM HEIGHT OF 12 INCHES FOR ROOFS WITH NO INSULATION, 14" FOR ROOFS WITH
INSULATION OR AS SCHEDULED ON THE DRAWINGS; SINGLE POINT ELECTRICAL POWER
CONNECTION. PROVIDE GUARDS OR LOUVERED PANELS TO PROTECT THE CONDENSER COIL
FROM HAIL OR OTHER DAMAGE. PROVIDE A 125 VAC, 20 AMP DUPLEX CONVENIENCE
RECEPTACLE MOUNTED TO UNIT READY FOR FIELD WIRING WITH A COVER UL LISTED FOR
WET AND DAMP LOCATIONS WHEN IN USE. PROVIDE HONEYWELL OR EQUAL ELECTRONIC
PROGRAMMABLE TYPE THERMOSTAT, SEVEN-DAY MODEL, MANUAL CHANGEOVER,
SWITCHING SUBBASE, MULTI -STAGE AS REQUIRED TO MATCH UNIT COOLING/HEATING
STAGING. DIVISION 16 CONTRACTOR SHALL PROVIDE A UL LISTED DUCT TYPE SMOKE
DETECTOR IN SUPPLY AIR AND RETURN AIR DUCTWORK AS REQUIRED BY CODE TO SHUT
DOWN ROOFTOP UNIT UPON DETECTION OF SMOKE. PROVIDE UNIT COMPLETE WITH
MANUFACTURER'S ONE YEAR GUARANTEE ON COMPONENTS PLUS AN ADDITIONAL FOUR
YEAR GUARANTEE ON THE COMPRESSORS AND HEAT EXCHANGERS.
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PROVIDE A SYSTEM OF TEMPERATURE CONTROLS INCLUDING THERMOSTATS, CONTROL
PANELS, TIME SWITCHES, OVERRIDE TIMERS, DAMPER MOTORS, AND RELAYS REQUIRED TO
PROVIDE THE DESIRED SEQUENCE OF OPERATION. PROVIDE INTEGRATED WIRING DIAGRAMS
SHOWING INTERCONNECTIONS BETWEEN FIELD INSTALLED EQUIPMENT AND PACKAGE
WIRING FURNISHED WITH THE HVAC EQUIPMENT.
PROVIDE SUPERVISION AND ON -JOB CHECKOUT SERVICE AS REQUIRED TO ENSURE THAT
INSTALLATION MEETS REQUIREMENTS OF THE SPECIFICATION. THE SYSTEM SHALL BE
GUARANTEED FOR A PERIOD OF ONE YEAR FOLLOWING THE ACCEPTANCE OF THE SYSTEM
BY THE ARCHITECT/ENGINEER. CORRECT DEFECTS OCCURRING DURING THIS PERIOD AT NO
ADDITIONAL COST TO THE OWNER.
15A 4-2 EQUIPMENT
MANUFACTURERS AND MODEL NUMBERS ARE LISTED FOR REFERENCE AS TO QUALITY AND
FEATURES REQUIRED FOR THE CONTROL DEVICES. PROVIDE CONTROL DEVICES BY BARBER-
COLMAN, HONEYWELL, JOHNSON CONTROLS, TRANE OR WHITE RODGERS WITH QUALITY AND
FEATURES AS INDICATED.
SEVEN DAY PROGRAMMABLE, OCCUPIED/UNOCCUPIED THERMOSTATS FOR MULTIPLE
STAGES OF HEATING AND COOLING SHALL BE HONEYWELL SERIES T7350 THERMOSTAT WITH
INTEGRAL SUBBASE. INSTALL THERMOSTATS AT 48" AFF TO MEET ADA REQUIREMENTS
UNLESS OTHERWISE NOTED ON THE PLANS.
PROVIDE DUCT TYPE SMOKE DETECTORS WITH UL LISTING FOR EACH UNIT TO SHUT DOWN
SUPPLY FAN UPON ACTIVATION.
15A 5 SEQUENCE OF OPERATION
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DURING OCCUPIED HOURS, OPERATE ROOFTOP UNIT SUPPLY FAN CONTINUOUSLY AND OPEN
OUTDOOR AIR DAMPER TO MINIMUM POSITION TO MAINTAIN MINIMUM VENTILATION. CYCLE
STAGE(S) OF COOLING AND HEATING TO MAINTAIN ROOM THERMOSTAT SET POINT (75
DEGREES FAHRENHEIT COOLING, 72 DEGREES FAHRENHEIT HEATING). MODULATE ENTHALPY
TYPE OUTDOOR AIR ECONOMIZER AND STAGE COOLING SYSTEM, IF NEEDED, TO MAINTAIN
SPACE TEMPERATURE WHEN OUTDOOR AIR ENTHALPY IS LESS THAN THE RETURN AIR
ENTHALPY. RETURN ECONOMIZER TO MINIMUM POSITION WHEN OUTDOOR AIR ENTHALPY
EXCEEDS RETURN AIR ENTHALPY. DUCT MOUNTED SMOKE DETECTORS SHALL SHUTDOWN
UNIT UPON ALARM.
DURING UNOCCUPIED HOURS, CYCLE THE ROOFTOP UNIT SUPPLY FAN AND COOLING OR
HEATING SYSTEM TO MAINTAIN UNOCCUPIED SETBACK TEMPERATURE SET POINTS.
OUTDOOR AIR DAMPER SHALL BE CLOSED DURING UNOCCUPIED HOURS.
PROVIDE FREEZESTAT IN THE SUPPLY AIR DUCT TO SHUT DOWN THE SUPPLY FAN AND
CLOSE THE OUTDOOR AIR DAMPER IF TEMPERATURE IN THE SUPPLY DUCT DROPS BELOW 40
DEGREES FAHRENHEIT.
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EXHAUST FAN SHALL BE INTERLOCKED WITH RESPECTIVE LIGHT SWITCH AND BE ENERGIZED
WHEN LIGHT SWITCH IS 'ON' AND DE -ENERGIZED WHEN LIGHT SWITCH IS 'OFF'.
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TEL:517!iSS 822
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DATE: 05/30/19