05-192(3)-027MECHANICAL SPECIFICATIONS
PART I - GENERAL
1.1 GENERAL, TWE GENERAL AND SPECIAL CONDITIONS AND REQUIREMENTS
-- OF THE CONTRACT AND SPECIFICATIONS AS WELL AS PLANS AND
SPECIFICATIONS OF OTHER DISCIPLINES AND TRADES SMALL APPLY AND
BE PART OF THE WORK HEREBY SPECIFIED. THESE SPECIFICATIONS AND
THE ACCOMPANYING PLANS ARE INTENDED TO PROVIDE FOR THE
COMPLETE FURNISHING AND INSTALLATION OF THE MECHANICAL
R SYSTEMS. 'PROVIDE' MEANS 'FURNISH AND INSTALL%
! v� 1.2 COMPLIANCE- WORKMANSHIP, MATERIALS AND INSTALLATION SHALL BE
IN STRICT ACCORDANCE WITH THE LATEST EDITION OF NFPA, ASHRAE,
ASME, ASPE, ASTM, NEC, IEEE, OSHA, MRS, HEALTH AGENCIES, AND
OTHER APPLICABLE NATIONAL, STATE, AND LOCAL CODES AND
PERTAINING REGULATIONS ESTABLISHED BY RULING AUTHORITIES
HAVING JURISDICTION. CONTRACTOR SHALL ALSO MEET REQUIREMENTS
OF OTHER RECOGNIZED STANDARDS. WHERE SUCH REQUIREMENTS ARE
MORE STRINGENT THAN THOSE CITED ABOVE
1.3 WORKMANSHIP, ALL WORK SHALL BE PERFORMED BY CONTRACTORS
LICENSED IN THEIR RESPECTIVE DISCIPLINES. WORK SHALL BE DONE IN
A FIRST CLASS MANNER, FULLY OPERATIVE, AND TO THE ACCEPTANCE
L OF THE ARCHITECT /ENGINEER. CONTRACTOR SHALL PROVIDE FOR ALL
NECESSARY LABOR AND MATERIALS REQUIRED FOR COMPLETION OF THE
WORK INCLUDING BUT NOT LIMITED TO CONNECTIONS TO RELATED
WORK SUCH AS CONNECTION TO EXISTING SYSTEMS.
1.4 MATERIALS, CONTRACTOR SHALL PROVIDE ALL NEW MATERIALS OF
AMERICAN MANUFACTURE, BEARING THE UNDERWRITER'S LABORATORY
(UL) LABEL AS APPLICABLE MATERIALS SHALL BE ACCEPTABLE AND
ABOVE STANDARD QUALITY NORMALLY USED FOR THE PURPOSE AS
CALLED FOR ON PLANS. SUPPLEMENTAL MATERIALS, PRODUCTS AND
COMPONENTS NECESSARY TO COMPLY WITH THE INTENT OF THE
CONTRACT DRAWINGS AND /OR SPECIFICATIONS, BUT NOT NOTED OR
SPECIFIED ON THESE SECTIONS, SHALL BE PROVIDED BY CONTRACTOR AS
REQUIRED FOR COMPLETION OF THE WORK AT NO ADDITIONAL COST TO
THE OWNER. CONTRACTOR SHALL BE RESPONSIBLE FOR PROVISIONS AND
COORDINATION OF DELIVERY OF MATERIALS. EQUIPMENT MARRED
DURING SHIPMENT OR INSTALLATION SHALL BE TOUCHED LP AND
REFINISHED TO FACTORY FINISH, REPLACED W4-E12E NOT ACCEPTABLE
1.5 PERMITS E INSURANCE, CONTRACTOR SHALL SECURE AND PAY FOR ALL
PERMITS, FEES, TAXES, INSPECTIONS, TESTS, FINES AND OTHER ITEMS AS
REQUIRED FOR THE INSTALLATION OF COMPLETE MECHANICAL SYSTEMS
AS OUTLINED HEREIN AND SHOWN ON PLANS. PROVIDE ALL REQUIRED
INSURANCE FOR PROTECTION AGAINST PUBLIC LIABILITY AND PROPERTY
DAMAGE FOR THE DURATION OF THE WORK.
1.6 EXISTING CONDITIONS, BEFORE BIDDING CONTRACTOR SHALL VISIT THE
`-' JOB SITE AND ASCERTAIN ALL EXISTING CONDITIONS WHICH WILL AFFECT
HIS WORK. FAILURE TO DO SO WILL NOT BE ACCEPTED AS A REASON FOR
REQUESTING EXTRA PAY WHERE THE EXISTING CONDITIONS RESULT IN
EXTRA MATERIAL OR LABOR. ANY EXISTING CONDITION FOUND BY THE
CONTRACTOR WHICH WILL ADVERSELY AFFECT THE WORK SHALL
IMMEDIATELY BE BROUGHT TO THE ATTENTION OF THE
ARCHITECT/ENGINE -P. CORRECTION OF ANY DEFECTS SHALL BE
COMPLETED WITHOUT ADDITIONAL CHARGE AND SHALL INCLUDE
REPLACEMENTS OR REPAIR OF ANY OTHER PHASE OF THE INSTALLATION
WHICH MAY HAVE BEEN DAMAGED THEREBY.
1.7 UTILITY COMPANIES, BEFORE SUBMITTING BID CONTRACTOR SHALL
CHECK WITH WATER, SEWER, GAS, ELECTRICAL, TELEPHONE, CABLE TV
AND OTHER UTILITY COMPANIES SUPPLYING SERVICE TO THIS
INSTALLATION TO DETERMINE INSTALLATION STANDARDS AND
EQUIPMENT REQUIREMENTS AND COSTS TO BE INCLUDED IN THE BID.
EXCEPT WHERE UTILITY REQUIREMENTS CHANGE AFTER SUBMITTAL, NO
EXTRA PAYMENT WILL BE MADE TO THE CONTRACTOR FOR SUCH ITEMS.
PROVIDE TEMPORARY SERVICES FOR ALL TRADES AS REQUIRED.
1.8 PLANS, DRAWINGS ARE GENERALLY DIAGRAMMATIC, INTENDED TO
SHOW APPROXIMATE EQUIPMENT LOCATIONS AND ARRANGEMENTS, NOT
TO SHOW EVERY MINOR DETAIL. PLANS SHALL NOT BE SCALED TO
DETERMINE EXACT LOCATION AND DIMENSIONS.
G 1.9 INTERFERENCE, CONTRACTOR SHALL COORDINATE HIS WORK WITH THE
WORK OF OTI-E12 TRADES SO TWAT INTERFERENCES WITH EXISTING
CONDITIONS, CONDUITS, PIPING, EQUIPMENT, ARCHITECTURAL,
STRUCTURAL MEMBERS WILL BE AVOIDED.
1.10 SHOP DRAWINGS, PRIOR TO PLACING AN ORDER AND BEFORE
INSTALLATION, SUBMIT FOR REVIEW PROPERLY IDENTIFIED AND BOUND
SWOP DRAWINGS AND MANUFACTURER'S LITERATURE GIVING
SPECIFICATIONS, DETAILS, COMPLIANCE, UL APPROVAL, MATERIALS,
FINISHES, ACCESSORIES AND INSTALLATION DIRECTIONS WHERE
REQUIRED OF THE EQUIPMENT SPECIFIED. FACTORY CERTIFIED PRINTS
SMALL BE FURNISHED FOR ALL MAJOR ITEMS OF EQUIPMENT AND
SPECIFIED. SUBMISSION OF EQUIPMENT FOR APPROVAL SHALL BE MADE
COMPLETE AND ALL AT THE SAME TIME
1.11 SUBSTITUTIONS, PRODUCTS AND MATERIALS CALLED OUT BY TRADE
NAME AND /OR CATALOG NUMBERS ESTABLISH A STANDARD OF QUALITY,
APPEARANCE, PERFORMANCE AND DIMENSION. CONTRACTOR SMALL
BASE HIS PROPOSAL ON THOSE ITEMS AS THEY SHALL BE CONSIDERED AS
A STANDARD BASIS OF BIDDING. REQUESTS FOR SUBSTITUTIONS SHALL
BE SUBMITTED IN WRITING TO THE ARCHITECT /ENGINEER,
DEMONSTRATING THAT PRODUCT IS OF COMPARABLE AND BASIC DESIGN,
CONSTRUCTION STANDARDS AND WARRANTIES, DIMENSIONS TO FIT
WITHOUT CHANGE, AND DOES NOT CAUSE EXTRA WORK FOR OTHER
TRADES. CONTRACTOR SHALL BE RESPONSIBLE FOR PROVING EQUALITY
OF SUBSTITUTIONS, ARCHITECT/ENGIN®2 WILL, UNDER NO
CIRCUMSTANCES. BE REQUIRED TO PROVE SUCH ITEM IS OR IS NOT OF
EQUAL QUALITY TO THE SPECIFIED ITEM. ARCHITECT /ENGINEER
EXPENSES INCLJRRED DUE TO CONTRACTOR'S REQUESTED REVISIONS OR
SUBSTITUTIONS SHALL BE PAID BY CONTRACTOR.
1.12 GUARANTEES, AFTER THE SYSTEM IS INSTALLED, T14E CONTRACTOR
SHALL CONDUCT AN OPERATIVE TEST FOR APPROVAL AND ACCEPTANCE
BY THE ARCHITECT /OWNER. ENTIRE MECHANICAL WORK, INCLUDING
PARTS AND LABOR, SHALL BE GUARANTEED FOR A PERIOD OF ONE (1)
YEAR FROM DATE OF FINAL WRITTEN ACCEPTANCE THEREOF AGAINST
DEFECTIVE MATERIALS, CONSTRUCTION AND WORKMANSHIP. WHERE
APPLICABLE, LONGER GUARANTEES FOR CERTAIN COMPONENTS SHALL
APPLY AS REQUIRED AND NOT BE REDUCED IN ANY WAY. CORRECTION
OF ANY DEFECTS SHALL BE COMPLETED WITHOUT ADDITIONAL CHARGE
TO THE OWNER AND SHALL INCLUDE REPLACEMENTS AND /OR REPAIR OF
ANY OTHER PHASE OF THE INSTALLATION WHICH MAY HAVE BEEN
DAMAGED THEREBY.
1.13 RECORD DRAWINGS, MAINTAIN A COMPLETE SET OF PRINTS FOR
INDICATING ALL CHANGES. USE COLORED PENS TO MARK CHANGES AT
THE TIME OF EXECUTION AND DELIVER THE SET TO
ARCHITECT/ENGINEER UPON COMPLETION. CONTRACTOR SHALL STAMP
'AS BUILT' ON PRINTS AND PLANS, DATE AND SIGN IN INK. WORK SHALL
NOT BE CONSIDERED COMPLETED UNTIL SUCH PLANS ARE REVIEWED
AND APPROVED BY ARCHITECT /ENGINEER.
C PART 2 - PRODUCTS
PLUMBING
2.1 PIPE MATERIALS AND SERVICE SCHEDULE,
A. CAST IRON SOIL PIPE, STANDARD WEIGHT, BELL & SPIGOT OR NO-
HUB, PVC SCHEDULE 40 NSF PW /DWV. SERVICE, ALL SOIL, WASTE,
GREASY WASTE AND VENT LINES INSIDE BUILDING, ALL
RAINWATER, SOIL WASTE AND GREASY WASTE TO UTILITY PIPES
OUTSIDE OF BUILDING SUCH AS MANHOLE, PUBLIC SEWER, GREASE
INTERCEPTOR OR SOAKAGE PIT AS REQUIRED. WI-ERE APPROVED
BY OWNER/ENGINEER AND RULING AUTHORITIES, PVC MAY BE
USED EXCEPT IN RETURN AIR PLENUMS.
B. COPPER DRAINAGE TUBE (DWV) ASTM 8306. SERVICE, SANITARY
WASTE ARMS AND CLEAR WATER WASTES ABOVE THE SLAB.
C. SEAMLESS COPPER WATER TUBE, ASTM B88 HARD DRAWN TEMPER,
TYPE L ABOVE GRADE, TYPE K BELOW GRADE. SERVICE, HOT AND
COLD WATER SYSTEMS.
D. PVC HIGH IMPACT SCHEDULE 40 NSF PW /DWV. SERVICE, RAIN
WATER LEADERS SYSTEM AND DRAINAGE SYSTEMS.
E BRASS PIPE OR TUBE, CI -ROME PLATE. SERVICE, EXPOSED
BRANCHES AT FIXTURES AND EQUIPMENT.
F. GALVANIZED STEEL PIPE, SCHEDULE 40, ASTM A120. SERVICE, ALL
GAS PIPING.
2.2 FITTINGS SHALL PROVIDE FOR PERMANENT WATERTIGHT JOINTS AND
CONNECTIONS.
4
A. PRESSURE TYPE,
I. THREADED STEEL PIPE, WATER SERVICE AND GAS PIPING,
MALLEABLE IRON, 150 LB BANDED, GALVANIZED.
2. COPPER PIPE, WATER PIPING, WROUGHT COPPER, SOLDER -
JOINT TYPE, NO LEAD.
3. UNIONS, GALVANIZED MAI I FABLE IRON OR BRASS GROUND
JOINT UNIONS FOR PIPING TWO (2) INCHES IN DIAMETER OR
SMALLER.
4. PVC SCHEDULE 80 ASTM D2467
B. NON - PRESSURE TYPE,
I. CAST -IRON SOIL PIPE, FITTING OF SAME WEIGHT AND
MANUFACTURE AS PIPE. CAULK SOLID OR A POSITIVE -SEAL
ONE PIECE ELASTOMERIC COMPRESSION TYPE GASKET MAY
BE USED FOR BELL AND SPIGOT JOINTS. JOINTS FOR HUBLESS
PIPE SHALL BE MADE WITH APPROVED NEOPRENE GASKETS
AND STAINLESS STEEL RETAINING SLEEVES.
2. THREADED DRAINAGE PIPE SHALL BE A MAXIMUM OF (2) TWO
INCHES IN SIZE
3. COPPER TUBE, DRAINAGE TYPE WROUGHT COPPER SOLDER-
JOINT 95/5.
23 PIPING PROTECTION,
A. PAINT ALL UININSLLATED COPPER AND STEEL PIPING RUN
UNDERGROUND WITH TWO COATS OF ASPHALTIC PAINT OR WRAP
WITH TWO LAYERS OF 6 MIL POLYETHYLENE.
B. SPIRALLY WRAP ALL PIPE LINES EMBEDDED IN CONCRETE WITH
ONE LAYER OF 30 LB FELT.
C. COAT ALL EXPOSED THREADS ON GALVANIZED STEEL PIPE WITH
TWO COATS OF ZINC CHROMATE AFTER ASSEMBLY.
D. CLOSE ALL PIPE OPENINGS WITH CAPS OR PLUGS DURING
INSTALLATION.
E. PROVIDE PACKING AND FIRE RATED RETARDANT SEALER IN JOINTS
AROUND PIPING PENETRATING FIRE RATED FLOORS AND WALLS.
24 CLEANOUT COVER IN FINISHED AREAS OR AT STACKS,
A. WALLS: JOSAM 58750, JR. SMITH 4710, ZURN 1460 -9.
B. TILE FLOORS, JOSAM 58480 FERRULE WITH 58640 -2 PLATE, J.R.
SMITH 4283 WITH 4930 ALL BRONZE, ZURN 1450 -8 WITH 1460 -10
POLISHED BRONZE TOP.
C. CONCRETE FLOORS OR BLACK TOP, JOSAM 58360 -2.
25 PROVIDE DIELECTRIC FITTINGS FOR JOINING DISSIMILAR METALS AS
MANUFACTURED BY EPCO OR APPROVED EQUAL.
26 VALVES SHALL BE FULL PORT, SCREWED AND /OR SOLDERED VALVE
BODIES FOR PIPING SYSTEMS 2' DIAMETER AND SMALLER, MATERIAL
SHALL BE ALL BRONZE, SCREWED ENDS, SWEAT TYPE ENDS FOR COPPER.
MANUFACTURER'S NAME AND VALVE RATING SHALL BE CAST IN VALVE
BODY. MANUFACTURER SHALL BE CRANE, NIBCO AND STOCKWAM.
MINIMUM WORKING PRESSURE SMALL BE 125 PSIG STEAM. GAS VALVES
SHALL BE CRANE 254, PLUG TYPE
27 VALVE BOXES SHALL BE PRECAST, BROOKS CO. ONE FOR EACH VALVE.
SIZE SHALL PROVIDE A MINIMUM OF 2' ANNULAR CLEARANCE AROUND
THE HANDLE AND INCLUDE THE VALVE BOX EXTENSIONS REQUIRED FOR
WORKING ACCESS FROM FINISH GRADE TO VALVE BODY.
28 EXTERIOR HOSE BIBBS SHALL BE 3/4' WALL HYDRANT, THREADED HOSE
END AND KEY HANDLE, WITH INTEGRAL VACUUM BREAKER AND
NICKALOY FINISH JOSAM 71050 HYDRANSAN I., J.R. SMITH 5610 OR ZURN
1310.
29 WATER HEATER, PROVIDE WATER HEATERS AS SPECIFIED ON PLANS.
UNLESS OTHERWISE NOTED ON PLANS, TERMINATE PRESSURE AND
TEMPERATURE RELIEF VALVE LINE OUTSIDE OF BUILDING, POINTING
DOWN 6 INCHES ABOVE GRADE CONNECTIONS TO WATER HEATER SHALL
BE PROVIDED WITH UNIONS AT EACH LINE. PROVIDE VALVE AT COLD
WATER LINE AND HEAT EXPANSION LOOP AT HOT WATER LINE
210 FLOOR DRAINS,
A. TOILETS, JOSAM 30003 -5A WITH NICKALOY TOP, J.R. SMITH 2O10A,
OR ZURN Z415.
B. OTHER AREAS, JOSAM 32123 -40 -2 WITH SATIN BRONZE GRATING, JR.
SMITH 2110B WITH BRONZE TOP, ZURN Z550Y WITH POLISHED
BRONZE.
211 DOOR CLEANOUTS SHALL BE JOSAM 56020, J.R. SMITH 4045, ZURN 1405 -3.
212 FUNNEL DRAINS SHALL BE JOSAM 30003 -7E2 WITH SATIN BRONZE TOP, J.R.
SMITH 3510 WITH POLISHED BRONZE TOP, ZURN Z415 WITH Z414 FUNNEL,
POLISHED BRONZE
213 PROVIDE REDUCED P12ESSL92E BACKFLOW P12EVENTE12 OR TYPE AS
REQUIRED BY UTILITY COMPANY AT POINT OF SERVICE IN MAIN WATER
LINE.
214 PLUMBING FIXTURES SHALL BE PROVIDED COMPLETE WITH ALL CHROME
PLATED TRIM AND FITTINGS UNLESS OTHERWISE NOTED. ALL EXPOSED
TRIM TO BE CHROME PLATED. FIXTURES SHALL BE AS MANUFACTURED
BY AMERICAN STANDARDS, KHOLER OR ELJER. FLUSH VALVES SHALL BE
SLOAN, ROYAL OR DELANY. FAUCETS AND HOSE BIBBS SHALL BE
CHICAGO, AMERICAN STANDARD OR KHOLER. FIXTURES SHALL BE
'WHITE" UNLESS OTHERWISE NOTED, SELECTED BY ARCHITECT /OWNER,
PROVIDED BY CONTRACTOR.
HVAC
21 EQUIPMENT, CONTRACTOR SMALL PROVIDE FOR A COMPLETE HVAC
SYSTEM AS SPECIFIED ON PUNS INCLUDING BUT NOT LIMITED TO HVAC
EQUIPMENT OF THE CAPACITIES SHOWN, DUCTWORK AND AIR
DISTRIBUTION, FLUID SYSTEMS, REFRIGERANT AND RELATED SYSTEM
LINES, TEMPERATURE AND HUMIDITY CONTROLS, FILTERS, MOTOR
STARTERS, RELAYS, CONTACTORS AND ANY OTHER COMPONENTS
REQUIRED. SUBMIT SHOP DRAWINGS OF EQUIPMENT AND COMPONENTS
AS REQUIRED.
A. ROOFTOP EQUIPMENT: PROVIDE MANUFACTURER'S RECOMMENDED
INSTALLATION COMPONENTS FOR EQUIPMENT NOTED ABOVE AS
REQUIRED, INCLUDING RECOMMENDED ASSEMBLED CURBS, WITH
WATERTIGHT INSULATION INSTALLED ON THE EXTERIOR BY THE
ROOFING CONTRACTOR. PROVIDE LEVELING FRAMES TO
COMPENSATE FOR ROOF PITCH. DESIGN SHALL COMPLY WITH THE
NATIONAL ROOFING CONTRACTORS ASSOCIATION REQUIREMENTS.
B. AIR HANDLING AND CONDENSING UNIT, INSTAI I ED ON APPROVED
BASES WITH VIBRATION ISOLATORS, CONDENSATE DRAIN PAN WITH
DUAL CONDENSATE DRAINS, AND STRUCTURAL SUPPORT AS NOTED
ON PLANS. CONDENSING UNIT SHALL BE MOUNTED ON SUPPORT
FRAME RECOMMENDED BY MANUFACTURER AND APPROVED BY
RULING AUTHORITIES.
C. HVAC EQUIPMENT SHALL PROVIDED WITH NON - CYCLING RELAY,
BIRD SCREEN, RAIN HOOD, AND MANUAL OUTSIDE AIR DAMPERS AS
REQUIRED.
22 FILTERS, THROWAWAY TYPE LOCATED IN AIR HANDLER OR AT RETURN
AIR GRILL UNLESS OTHERWISE NOTED. FURNISH ONE (1) SPARE SET TO
OWNER.
23 REFRIGERANT PIPING, 'K' COPPER WITH WROUGHT COPPER SOLDER
FITTINGS. INSULATE ALL REFRIGERANT SUCTION LINES WITHIN BUILDING
SPACES WITH 3/4' Al2MAFLEX OR APPROVED EQUAL, UNLESS OTHERWISE
NOTED.
24 CONDENSATE DRAIN, 'M' TYPE COPPER, PVC MAY BE USED FOR OTHER
THAN AIR PLENUM INSTALLATIONS WHERE ALLOWED BY RULING
AUTHORITIES. CONNECT PIPING FROM UNIT THROUGH A 3 -INCH VENTED
TRAP TO DRYWELL, NEAREST ROOF STORM DRAIN OR AS NOTED ON
DRAWINGS. INSULATE CONDENSATE RUNS WITHIN ATTIC AND OTHER
NON - CONDITIONED SPACES.
25 THERMOSTATS, HEAT /OFF /COOL AND FAN/AUTO /ON SWITCHES, TYPE AS
REQUIRED PER SELECTED HVAC EQUIPMENT MANUFACTURER AND FULLY
COMPATIBLE WITH HVAC SYSTEM COMPONENTS USED. MANUFACTURERS
SHALL BE HONEYWELL, BARBER - COLEMAN OR APPROVED EQUAL.
MOUNT 5' -6' ABOVE FLOOR OR TO MATCH EXISTING UNLESS OTHERWISE
NOTED. PROVIDE TAMPERPROOF KEYED BOX AT EACH LOCATION.
26 AIR DISTRIBUTION ACCESSORIES, TITUS, AIR GUIDE, METAL -AIRE, OR
APPROVED EQUAL DIFFUSERS SHALL BE ELECTROSTATICALLY PAINTED
ALUMINUM AND SHALL BE SUPPLIED WITH MATCHING METAL MOUNTING
BOOTS, COMPLETELY INSULATED. UNLESS OTHERWISE NOTED, SUPPLY
REGISTERS SHALL BE INSTALLED WITH OPPOSITE BLADE DAMPERS.
PROVIDE ADDITIONAL CONTROLS, CONNECTORS, PLENUM BOXES, ROUND
TO SQUARE NECK CONNECTORS AND ADDITIONAL COMPONENTS
REQUIRED FOR COMPLETE INSTALLATION.
27 DUCTWORK, PROVIDED IN ACCORDANCE WITH LATEST EDITION OF
SMACNA 'LOW VELOCITY DUCT CONSTRUCTION STANDARDS ", ASHRAE,
ASTM, NFPA, AND APPLICABLE PROVISIONS OF THE MECHANICAL CODE.
A. GALVANIZED SWEET METAL, SUPPLY AND RETURN DUCTWORK,
EXHAUST AND OUTSIDE AIR. DUCTWORK ABOVE ROOF SHALL BE
WEATHERPROOFED AND PAINTED. INSULATION SHALL BE 2' THICK
RIGID ON INTERIOR, INSTALLED IN AN APPROVED MANNER.
B. NON - METALLIC DUCT, WHERE PREVIOUSLY APPROVED BY
ARCHITECT /OWNER, AND RULING AUTHORITIES, AND FOR AREAS
OTHER THAN THE KITCHEN, AIR CONDITIONING UNIT SUPPLY AND
RETURN AIR DUCTS MAY BE UL APPROVED 2' THICK FIBROUS GLASS
DUCT BOARD TYPE 475. STAPLE AND TAPE ALL SEAMS AND
SECTIONS AND APPLY TAPE WITH ROBIN -AIRE NEAT GUN SET AT
APPROXIMATELY 400- DEGREE F., INSTALLED PER MANUFACTURER'S
INSTRUCTIONS.
C. FLEXIBLE DUCT, FACTORY INSULATED, 2' MINIMUM FLEXIBLE
DUCTWORK, CLASS 1 AIR DUCT, UL 181 APPROVED, SIMILAR TO
OWENS- CORNING MODEL NO. INL -25, CERTIFIED CERTAFLEX OR
APPROVED EQUAL DUCTWORK SHAM HAVE RESILIENT CORE OF
CONTINUOUS INNER AIR BARRIER, JACKETED WITH A REINFORCED
VAPOR JACKET. FIRE WAZARD CLASSIFICATION SHALL WAVE A
FLAME SPREAD OF 25, SMOKE RATING OF 50, IN ACCORDANCE WITH
ASTM C518 -70, ASTM E -84, AND UL 723 STANDARDS.
2.8 DUCTWORK INSTALLATION,
A. DUCTWORK SIZES SHOWN ARE INSIDE DIMENSIONS.
B. EXHAUST AND OUTSIDE AIR INTAKES SHALL BE GALVANIZED
METAL IN ACCORDANCE WITH SMACNA STANDARDS, SCREENED
WITH A CORROSION - RESISTANT MATERIAL NOT LARGER THAN 1/2'
MESW. OUTDOOR AIR INTAKE SMALL BF A MINIMUM OF TEN (10)
FEET FROM EXWAUSTS, FLUES, PLUMBING VENTS AND OTHER
SOURCES OF EXHAUST.
C. LONGITUDINAL SEAMS SHALL BE PITTSBURGH LOCK OR APPROVED
EQUAL LATERAL SEAMS SHALL BE SLIP DRIVE OR STANDING. SLIP
SEAMS AND SHEET METAL SCREWS NOT PERMITTED.
D. JOINTS AND SEAMS SHALL BE SEALED WITH FOSTER 30 -02 DUCT
SEALANT APPLIED ABOVE 32 DEGREES FAHRENHEIT.
E DUCTS SMALL BE INDEPENDENTLY SUPPORTED TO PREVENT
SAGGING, KINKING AND OTHER PHYSICAL DAMAGE. WHERE
PREVIOUSLY APPROVED BY ENGINEER, USE OF FLEXIBLE DUCTS
SHALL BE RESTRICTED ONLY FOR INDIVIDUAL BRANCH LENGTHS,
MAXIMUM 10 FEET LONG.
2.9 DUCT INSULATION=
A. AIR CONDITIONING DUCTS SHALL BE EXTERNALLY INSULATED
WITH R -6 2 -INCH BY 1 -1/2" LB FIBROUS GLASS FLEXIBLE BLANKET
WITH UL APPROVED FIRE RESISTING ALUMINUM FOIL VAPOR SEAL
FACING,
B. ROUND DUCTS SHALL BE WRAPPED WITH 12-6 2 -INCH BY 3/4LB
BLANKET AS NOTED ABOVE. JOINTS SMALL BE SEALED WITH FIRE
RESISTING MASTIC AND 3 -INCH WIDE FOIL BACKED TAPE.
2.10 AIR CONDITIONING SUPPLY DUCT ELBOWS SHALL BE PROVIDED WITH
APPROVED TURNING VANES. RECTANGULAR ELBOWS EQUAL TO OR
GREATER THAN 45- DEGREES SHALL HAVE DOUBLE THICKNESS TURNING
VANES. ROUND ELBOWS INSIDE RADIUS SHALL BE NOT LESS THAN 1.5
TIMES TWE WIDTH OF TWE DUCT.
211 BRANCH TAKE -OFFS AND SUPPLY AIR REGISTERS SHALL BE PROVIDED
WITH SPIN COLLARS AND MANUAL VOLUME BALANCING DAMPERS
ALL ADJUSTING AND CONTROL HARDWARE SHALL
BE ACCESSIBLE.
2.12 PROVIDE CLAMPED FLEXIBLE CONNECTIONS BETWEEN DUCT AND FAN,
DUCT AND MOTOR EQUIPMENT, DUCT AND COLLARS, AND DUCT AND
SIMILAR EQUIPMENT THAT COULD TRANSMIT AND CAUSE VIBRATION AND
NOISE.
2.13 FIRE DAMPERS, PROVIDE IN ALL DUCTS PENETRATING FIRE RATED
CEILINGS AND PARTITIONS AS REQUIRED BY CODES. DAMPER
INSTALLATION SHALL IN NO WAY INTERFERE WITH AIR FLOW, REDUCE
DUCT CROSS SECTIONAL AREA, OR AFFECT HVAC SYSTEM EXTERNAL
STATIC PRESSURE. PROVIDE ACCESS DOORS AT EACH DAMPER LOCATION.
2.14 DUCT MOUNTED SMOKE DETECTORS SHALL BE IONIZATION TYPE, 24V,
WITH SAMPLING TUBE TO MATCH DUCT SIZE LOCATE IN SUPPLY DUCTS
OF AIR CONDITIONING UNITS AS NOTED ON PLANS.
A. DETECTORS IN SUPPLY DUCT SMALL BE MOUNTED 6 FEET FROM
UNIT, IN RETURN AIR DUCTS DETECTORS SHALL BE MOUNTED
BEFORE OUTSIDE AIR INTAKE.
B. DETECTORS SHALL BE MOUNTED IN DUCT BY WVAC CONTRACTOR,
FURNISHED AND WIRED BY ELECTRICAL CONTRACTOR AS PART OF
THE FIRE ALARM SYSTEM
C. ACTIVATION OF DETECTORS) SHALL SHUT DOWN THE A/C UNIT(S),
AND SET OFF VISUAL AND AUDIBLE DEVICES AS REQUIRED BY FIRE
MARSHALL.
PART 3 - EXECUTION
PLUMBING
3.1 CONTRACTOR SHALL VERIFY AT SITE LOCATION, ELEVATION AND SIZE OF
ALL EXISTING MAINS, WATER, SEWER, VENT, AND GREASY WASTE FOR
CONNECTION OF NEW SERVICES, PRIOR TO INSTALLATION OF PIPING.
3.2 ALL SANITARY DRAIN LINES SHALL SLOPE AT A MINIMUM OF 1/8" PER
FOOT. FIELD COORDINATE INVERT ELEVATION WITH EXISTING SANITARY
AND GREASE WASTE STUB -OUT.
3.3 PROVIDE CONTROL VALVES TO ALL BRANCHES, GROUP OF FIXTURES, AND
TO EACH PIECE OF EQUIPMENT. PROVIDE INDIVIDUAL STOPS TO EACH
PLUMBING FIXTURE SUPPLY.
3.4 PROVIDE CLEANOUTS AT FOOT OF EACH SANITARY, GREASY WASTE,
STORM DRAINAGE AND SOIL STACKS, AS WELL AS CHANGE OF DIRECTION
OF HORIZONTAL LINES GREATER THAN 45 -DEGREES, IN HORIZONTAL
RUNS AT MINIMUM 75 -FOOT INTERVALS, AND AS NOTED ON DRAWINGS.
3.5 FLOOR DRAINS SHALL BE PROVIDED WITH AUTOMATIC TRAP SEALS. HOSE
BIBBS SHALL BE PROVIDED WITH VACUUM EIREAKERS. MAIN WATER
LINES SHALL BE PROVIDED WITH BACKFLOW P12EVENTE12S IN
ACCORDANCE WITH RULING AUTHORITIES. ,
3.6 HANGERS SHALL BE MALLEABLE OR WROUGHT IRON SPLIT RING WITH
ADJUSTERS. SUPPORT SERVICE PIPE LARGER THAN 1 -1/2' AT 10 FEET, I-
1/2' AND SMALLER AT 8 FEET, HORIZONTAL SOIL PIPE AT 5 FEET AND
COPPER TUBE AT 6 FEET. .
3.7 PROVIDE ACCESS PANELS FOR VALVES AND OTHER 12EOUIRED
COMPONENTS.
3.8 ALL SYSTEMS AND EQUIPMENT SHALL BE DEMONSTRATED TO BE
FUNCTIONING SATISFACTORILY AND SHALL' ME ET THE APPROVAL OF THE
GOVERNING AUTHORITIES AND OWNER BEFORE ACCEPTANCE.
3.9 PROVIDE OWNER WITH A BOUND COPY OF ALL APPLICABLE OPERATION
OR MAINTENANCE INSTRUCTIONS, LITERATURE AND INFORMATION
PERTAINING TO OTHER EQUIPMENT.
,
3.10 CONTRACTOR SHALL GUARANTEE THAT ALL PIPE WORK SHALL OPERATE
WITHOUT VIBRATION, PULSATION OR OBJECTIONABLE NOISES.
3.11 PLUMBING WORK SHALL NOT INTERFERE WITH CLEARANCES REQUIRED
FOR GENERAL CONSTRUCTION AND OTHE12 CONTRACTOR'S
INSTALLATION. PLUMBING WORK THAT INTERFERES WITH THE WORK OF
OTHER CONTRACTORS SHALL BE CHANGED AT PLUMBING CONTRACTOR'S
EXPENSE.
3.12 AT THE COMPLETION OF THE WORK, THIS CONTRACTOR SHALL REMOVE
ALL RUBBISH CAUSED BY HIS WORK, AND THOROUGHLY CLEAN ALL
RELATED EQUIPMENT. EXISTING EQUIPMENT NOT IN USE AFTER
COMPLETION OF THE WORK SHALL BE REMOVED FROM THE JOB SITE
3.13 TEST ALL SANITARY, GREASY WASTE, STORM WATER AND OTI-E12 SOIL
PIPING WITH WATER AT 10 FOOT HEAD ABOVE THE HIGHEST OUTLET IN
THE SYSTEM DURING A 4-HOUR PERIOD.
3.14 MATERIALS AND EQUIPMENT SHALL BE NEW AND PROVIDED BY THIS
CONTRACTOR UNLESS OTHERWISE NOTED AS TO BE RELOCATED.
3.15 HOT WATER INSTALLED IN CONDITIONED SPACES SHALL BE INSULATED.
HORIZONTAL RAIN WATER LEADER AND CONDENSATE DRAIN PIPING
SHALL BE INSULATED WITH 2' FIBERGLASS LOW PRESSURE INSULATION
WITH ALL SERVICE JACKET INSTALLED PER MANUFACTURERS
RECOMMENDATIONS. EXTEND INSULATION THROUGH WALLS TO
I 1 2 ( 3 1 4 1 5 1 6 1 7 1 8 ( 9
I
Il
OUTLETS. COVER ALL FITTINGS WITH PLASTIC INSULATION CEMENT TO
FULL THICKNESS OF ADJACENT PIPE COVERINGS AND FINISH WITH
STANDARD VAPOR BARRIER WHITE RETARDANT JACKET. INSTALL THREE
(3) METAL BANDS PER SECTION.
3.16 NO INSULATION SHALL BE INSTALLED UNTIL SYSTEM HAS BEEN CHECKED
AND FOUND FREE FROM LEAKS.
3.17 TRAPS SHALL BE SELF CLEANING, EACH FIXTURE SHALL BE
INDIVIDUALLY TRAPPED UNLESS OTHERWISE NOTED.
3.18 HORIZONTAL AND VERTICAL RUNS OF WATER AND SOIL PIPE SHALL BE
PROVIDED WITH ONE LAYER OF 30 LB. FELT AT ALL HANGERS AT
CONTACT SURFACE TO PIPE TO REDUCE VIBRATION.
3.19 AIR CHAMBERS SHALL BE PROVIDED AT EACH FIXTURE ON RISERS AND
ENDS OF SUPPLY LINES FOR PROTECTION AGAINST WATER HAMMER. SIZE
SHALL BE SAME AS SUPPLY LINE, 3/4' MINIMUM. RISER SHALL BE 20 PIPE
DIAMETERS LONG BUT IN NO CASE LESS THAN 18' LONG.
3.20 EQUIPMENT CONNECTIONS SHALL BE MADE WITH UNIONS, FLANGE
JOINTS OR OTHER FITTINGS WHICH WILL ALLOW DISCONNECTION AND
REMOVAL OF EQUIPMENT. PROVIDE VALVES IN SUPPLY LINES TO EACH
PIECE OF EQUIPMENT ON SUPPLY SIDE OF UNION CONNECTION. TESTS
SHALL BE IN COMPLIANCE WITH APPROVED GOVERNING BUILDING CODE
BUT IN NO CASE SHALL HYDROSTATIC PRESSURE APPLIED BE LESS THAN
100 PSIG FOR FOUR (4) HOURS WITHOUT ANY LEAKS DURING THESE
CONDITIONS.
3.21 WATER, SANITARY AND OTHER PLUMBING LINES SHALL BE CONCEALED
IN WALLS, CEILINGS, SLABS AND PARTITIONS, NO PIPING SHALL BE
EXPOSED WITHIN INTERIOR SPACES UNLESS OTHERWISE NOTED ON
DRAWINGS.
3.22 PLUMBING COMPONENTS AND EQUIPMENT SHALL BE CLEARLY AND
PERMANENTLY IDENTIFIED.
3.23 BEFORE COMMENCING WORK CONTRACTOR SHALL COORDINATE WITH
ARCHITECT /OWNER EXTENT OF WORK WITHIN AND OUTSIDE SPACE TO
DETERMINE PROVISIONS REQUIRED.
3.24 CONTRACTOR SHALL MAKE ALL NECESSARY EXCAVATIONS, CUTTING
AND REPATCPING AS NECESSARY FOR THE PROPER EXECUTION OF THIS
WORK.
3.25 ANY EXISTING EQUIPMENT OR DEVICES INADVERTENTLY DISCONNECTED
SHALL BE RECONNECTED AND MADE OPERABLE AT NO ADDITIONAL
COST.
3.26 WHERE WORK ON EXISTING PIPING IS REQUIRED, SPECIAL ATTENTION
SHALL BE GIVEN TO CONDITIONS OF EXISTING STORM DRAIN, SANITARY,
GREASY WASTE, CONDENSATE LINES AND OTHER PIPING. REROUTE
EXISTING PIPING TO SUIT NEW WALL AND PARTITION LAYOUT.
3.27 A MINIMUM SEPARATION OF 10 FEET SHALL BE MAINTAINED BETWEEN
SANITARY DRAIN LINES AND DOMESTIC WATER? SERVICE LINES BELOW
GRADE UNLESS PERMITTED OTHERWISE BY LOCAL AUTHORITIES.
3.28 VENT TERMINALS SHALL BE LOCATED A MINIMUM OF 10 FEET AWAY
FROM ANY BUILDING OPENINGS FOR OUTSIDE AIR SUCH AS DOORS,
WINDOWS, FRESH AND OUTSIDE AIR DUCT INTAKES.
3.29 ABOVE GRADE HOT AND COLD WATER PIPING INSTALLED BELOW
BLANKET AND /OR ROOF INSULATION SHALL BE INSULATED WITH 3/4'
FIBERGLASS LOW PRESSURE INSULATION WITH ALL SERVICE JACKET
INSTALLED PER MANUFACTURER'S RECOMMENDATIONS. EXTEND
INSULATION THROUGH WALLS TO OUTLETS. COVER ALL FITTINGS WITH
PLASTIC INSULATION CEMENT TO FULL THICKNESS OF ADJACENT PIPE
COVERINGS AND FINISH WITH STANDARD VAPOR BARRIER WHITE
RETARDANT JACKET. INSTALL THREE (3) METAL BANDS PER SECTION.
3.30 ABOVE GRADE HOT AND COLD WATER PIPING LOCATED OUTSIDE OF
BUILDING INSULATION ENVELOP SHALL BE INSULATED IN ACCORDANCE
WITH LOCAL STANDARDS. HORIZONTAL RAIN WATER LEADER RUNS
SHALL BE INSULATED WITH 2' FIBERGLASS BLANKET WITH UL APPROVED
FOIL VAPOR SEAL FACING.
3.31 GAS SYSTEM,
A. ENTIRE GAS SYSTEM PIPING, EQUIPMENT AND APPLIANCE
INSTALLATION SHALL COMPLY WITH NFPA -54. FIELD COORDINATE
INSTALLATION WITH EXISTING GAS COMPANY REPRESENTATIVES.
REFER TO PLUMBING SPECIFICATIONS FOR ADDITIONAL
REQUIREMENTS
B. GAS LINES SHALL BE GALVANIZED THREADED STEEL PIPE,
SCHEDULE 40, ASTM A120. WHERE PREVIOUSLY APPROVED BY
ENGINEER AND RULING AUTHORITIES, GAS TUBING MAY BE USED
FOR INTERIOR LOCATIONS ONLY FOR EXPOSED BRANCH
CONNECTIONS AFTER SHUT -OFF VALVE SERVING EQUIPMENT.
MAXIMUM LENGTH OF TUBING SHALL BE SIX FEET.
C. GAS LINES SHALL BE RUN EXPOSED OUTSIDE THE BUILDING OR RUN
IN ACCESSIBLE SPACES WITHIN BUILDING UNLESS OTHERWISE
NOTED. NO LINE SHALL BE ENCASED IN CONCRETE. RUN
HORIZONTAL LINES WITH A PITCH DOWN TO DIRT POCKETS.
VERTICAL BRANCHES SHALL BE ELBOWED OUT HORIZONTALLY
WITH SLOPE TOWARDS THE MAIN LINE BEFORE TURNING DOWN.
DIRT POCKETS SHALL BE FULL LINE SIZE WITH A SIX (6) INCH
MINIMUM NIPPLE WITH A SCREW CAP AT THE BOTTOM PROVIDE
DIRT POCKETS AT THE POINT OF SERVICE LOAD AND AT ALL
VERTICAL DROPS. ALL DIRT POCKETS SHALL BE ACCESSIBLE
D. APPLIANCES AND EQUIPMENT SHALL BE PROVIDED WITH A
MANUAL SHUTOFF VALVE UPSTREAM OF THE EQUIPMENT UNION
AND NOT MORE THAN SIX FEE=T FROM THE POINT OF CONNECTION
TO THE EQUIPMENT. PROVIDE EMERGENCY SHUT -OFF VALVE AS
NOTED ON PLANS NEAR POINT OF CONNECTION TO THE EXISTING
GAS LINE.
E. BEFORE CONNECTING EQUIPMENT TO GAS LINES, CONTRACTOR
SHALL TEST ENTIRE SYSTEM AT 30 PSIG FOR A PERIOD OF 24 HOURS.
ANY PRESSURE INDICATING LEAKS SHALL BE CORRECTED
ACCORDINGLY AND THE SYSTEM RETESTED BEF=ORE PROCEEDING
WITH THE INSTALLATION.
3.32 STERILIZATION, IMMEDIATELY AFTER WATER PIPING SYSTEM HAS BEEN
THOROUGHLY FLUSHED OUT, STERILIZE THE LINES, OPEN AND CLOSE ALL
VALVES WHILE SYSTEM IS BEING CI- LORINATED. AFTER STERILIZING
AGENT HAS BEEN APPLIED FOR 24 HOURS, TEST FOR RESIDUAL CHLORIDE
AT ENDS OF THE LINES, REPEAT TI-E PROCESS UNTIL TEST SHOWS
RESIDUAL CHLORINE CONTENT ESTABLISHED BY RULING AUTHORITIES.
FLUSH OUT THE SYSTEM UNTIL ALL TRACES OF THE CI- EMICAL USED ARE
REMOVED. MAKE NECESSARY CONNECTIONS TO STERILIZED PIPING.
3.33 A FINAL BACTERIOLOGICAL TEST OF THE POTABLE WATER SYSTEM SHALL
BE MADE BY A LABORATORY APPROVED BY THE STATE OF FLORIDA
HEALTH DEPARTMENT AND DELIVERED TO THE ARCHITECT /OWNER AT
THE TIME OF FINAL INSPECTION.
HVAC
3.1 TEST E BALANCE, CONTRACTOR SHALL PROVIDE AND PAY FOR AN NEBB
OR AABC CERTIFIED INDEPENDENT CONTRACTOR REGULARLY AND
EXCLUSIVELY ENGAGED IN THIS WORK TO ADJUST, TEST AND BALANCE
ALL SYSTEMS AS SHOWN ON PLANS.
A. START -UP AND TEST SYSTEM OPERATION IN ALL MODES IN
CONJUNCTION WITH PLUMBING, ELECTRICAL AND OTP52 RELATED
CONTRACTORS.
B. CLEAN UNIT BY VACUUMING ALL CONSTRUCTION INSIDE AND
OUTSIDE UNIT, CLEAN AND POLISH ALL CHROME AND ENAMEL
FINISHES. LUBRICATE UNIT PER MANUFACTURER'S INSTRUCTIONS.
C. MEASURE AND RECORD BLOWER AMPS AND BLOWER NAMEPLATE
AMPS, RECORD BLOWER MOTOR RPM, TOTAL SUPPLY CFM OF
OUTSIDE AIR TO CFM SHOWN, RECORD COMPRESSOR AND
CONDENSER FAN AMPS, RECORD HEATER AMPS ON EACH STAGE.
CLEAN OR REPLACE FILTER PER MANUFACTURER'S INSTRUCTIONS.
CHECK REFRIGERANT CHARGE AND PROPER OPERATIONS OF
SAFETY CONTROLS.
D. AFTER COMPLETION, PROVIDE THREE (3) CERTIFIED COPIES OF
REPORT, INCLUDING WORKSHEET AND SUBSTANTIATING DATA, TO
ARCHITECT /OWNER AND ONE (1) CERTIFIED COPY TO ENGINEER.
E. CONTRACTOR SMALL PROVIDE A REPRESENTATIVE, TOOLS AND
INSTRUMENTS SO THAT ALL SUBMITTED DATA MAY BE VERIFIED AT
FINAL INSPECTION.
F. PROVIDE COMPETENT START -UP ENGINEER TO SUPERVISE STARTING
OF EQUIPMENT AND INSTRUCT OWNER'S REPRESENTATIVE OF
OPERATION AND MAINTENANCE OF EQUIPMENT.
3.2 VIBRATION ISOLATION, HVAC AND RELATED SYSTEMS COMPONENTS
SHALL BE PROVIDED WITH VIBRATION ISOLATION DEVICES AS PER
10 1 f l 12
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MANUFACTURER'S RECOMMENDATIONS.
3.3. ALL EXTERNAL EQUIPMENT COMPONENTS SHALL BE FACTORY FINISH
PAINTED FOR WEATHER PROTECTION AND IN ACCORDANCE WITH
ARCHITECTURAL PLANS.
3.4 CONTRACTOR SHALL MAKE ALL NECESSARY EXCAVATIONS, CUTTING
AND 12EPATCWING AS NECESSARY FOR THE PROPER EXECUTION OF THIS
WORK.
3.5 VOLUME CONTROL DAMPERS SMALL BE PROVIDED WHERE INDICATED
AND SHALL BE EQUIPPED WITH LOCKING ADJUSTMENTS, READILY
ACCESSIBLE
3.6 CONTRACTOR SHALL GUARANTEE THAT ALL PIPE AND DUCTWORK SHALL
OPERATE FREE OF VIBRATIONS, RATTLES, PULSATIONS OR
OBJECTIONABLE NOISES.
3.7 UNLESS OTHERWISE NOTED AS EXISTING TO REMAIN OR BE RELOCATED,
ALL MATERIALS AND EQUIPMENT SHALL BE NEW AND PROVIDED BY THIS
CONTRACTOR. EXISTING EQUIPMENT REMOVAL FROM THE JOB SITE
AND /OR DISPOSAL SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR.
COORDINATE WITH OWNER BEFORE COMMENCING WORK.
3.8 ANY EXISTING EQUIPMENT OR DEVICES INADVEE12TENTLY DE- ENERGIZED
OR DISCONNECTED SHALL BE RE- ENERGIZED AND MADE OPERABLE AT NO
ADDITIONAL COST.
3.9 HVAC SYSTEM COMPONENTS AND EQUIPMENT SHALL BE CLEARLY AND
PERMANENTLY IDENTIFIED WITH 2' HIGH LETTERS ON TWO SIDES OF THE
UNITS AND AREA AND /OR COMPONENT BEING SERVICE AS APPLICABLE.
3.10 EQUIPMENT SHALL BE SUPPORTED FROM STRUCTURAL MEMBERS. NO
WEIGHT SHALL BE PLACED ON T14E ROOFING MATERIALS, INSULATION,
CEILING GRID, ROOF DECKING OR SIMILAR COMPONENTS.
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PROJECT NO.
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