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GENERAL NOTES
<br />1.BEFORE COMMENCEMENT OF WORK, THE CONTRACTOR SHALL VERIFY THE EXACT
<br />LOCATIONS, ELEVATIONS AND CHARACTERISTICS OF ALL UTILITIES AND PIPING, AND
<br />SHALL IMMEDIATELY NOTIFY THE ARCHITECT OF ANY DISCREPANCIES.
<br />2.THE PLUMBING SYSTEM DESIGN, INSTALLATION AND MATERIALS SHALL CONFORM TO
<br />THE 2022 CPC AND AUTHORITIES HAVING JURISDICTION. IN CASE OF CONFLICTS WITH
<br />CODES, DRAWINGS, OR SPECIFICATIONS, THE MOST STRINGENT SHALL PREVAIL.
<br />3.THE DRAWINGS WERE PREPARED WITH THE BEST STRUCTURAL AND ARCHITECTURAL
<br />INFORMATION AVAILABLE. IT IS UNDERSTOOD THAT EQUIPMENT LOCATIONS AND
<br />ROUTING OF PIPING MAY VARY FROM THAT SHOWN ON THE PLANS AS CONSTRUCTION
<br />PROCEEDS. IT IS THE CONTRACTORS RESPONSIBILITY TO:
<br />a.NOTIFY THE MECHANICAL ENGINEER OF CONSTRUCTION RESTRAINTS WHICH MAKE
<br />VARIATIONS FROM THE PLANS NECESSARY.
<br />b.COMPLETE ALL WORK INCLUDING THE VARIATIONS WITHOUT CHARGING EXTRAS TO
<br />THE BID CONTRACT. COMPLETION OF WORK MEANS THE JOB IS WORKING AND
<br />MEETS ALL CITY, COUNTY AND UNIFORM MECHANICAL, PLUMBING AND BUILDING
<br />CODE REQUIREMENTS.
<br />4.THESE DRAWINGS DO NOT INCLUDE ALL NECESSARY SAFETY REQUIREMENTS.
<br />CONTRACTOR TO COMPLY TO THE SAFETY REQUIREMENTS SET FORTH BY THE LOCAL
<br />AUTHORITIES HAVING JURISDICTION.
<br />5.THESE DRAWINGS ARE FOR BIDDING PURPOSES ONLY. THEY ARE ESSENTIALLY
<br />DIAGRAMMATIC TO THE EXTENT THAT MANY OFFSETS, BONDS, UNIONS, SPECIFIC
<br />FITTINGS AND EXACT LOCATIONS ARE NOT INDICATED.
<br />6.THE PLUMBING CONTRACTOR SHALL PROVIDE THE WATER, SEWER AND STORM DRAIN
<br />SYSTEMS AND CONNECT TO EACH DESIGNATED POINT OF CONNECTIONS 5'-0" OUTSIDE
<br />OF THE BUILDING. ALL SEWER SYSTEM SHALL MEET THE REQUIRED INVERT ELEVATION
<br />SHOWN ON THE CIVIL DRAWINGS. PIPING BEYOND THIS POINT IS SPECIFIED UNDER
<br />ANOTHER SECTION OF THE SPECIFICATION AND SHALL BE AS SHOWN ON THE CIVIL
<br />DRAWINGS.
<br />7.THE OWNER SHALL MAKE ALL ARRANGEMENTS WITH UTILITY COMPANIES FOR SERVICE
<br />AND CONNECTION AND SHALL MAKE APPLICATION FOR SERVICE AND PERMITS AND
<br />SHALL PAY ALL FEES AND CHARGES INCLUDING THE COST OF VAULTS AND METERS.
<br />8.ALL PLUMBING WORK SHALL BE INSTALLED SO AS TO AVOID INTERFERENCE WITH
<br />ELECTRICAL EQUIPMENT, MECHANICAL EQUIPMENT AND STRUCTURAL FRAMING,
<br />SKYLIGHT, ETC.
<br />9.THE CONTRACTOR SHALL COORDINATE THE LOCATION OF ALL CEILING ACCESS PANELS
<br />WITH THE ARCHITECTURAL REFLECTED CEILING PLAN AND ELECTRICAL LIGHTING PLAN.
<br />10.COORDINATE ALL LOCATIONS, SIZES AND ELEVATIONS OF ALL SLEEVES THROUGH
<br />WALLS, BEAMS, SLABS AND FOOTING WITH STRUCTURAL AND ARCHITECTURAL
<br />DRAWINGS. ALL PIPES SLEEVING THROUGH FOOTINGS SHALL HAVE A SLEEVE DIAMETER
<br />OF TWO PIPE SIZES OVER THE PIPE PASSING THROUGH THE FOOTING.
<br />11.CONTRACTOR MUST NOT CUT, RELOCATE, COMPROMISE, DAMAGE OR OTHERWISE
<br />ALTER THE ROOF STRUCTURE. THE JOISTS WHICH OCCUR THROUGHOUT ALL THE MECH.
<br />BAY AREAS LIKE WISE MUST NOT BE ALTERED.
<br />12.BEFORE FABRICATION OR INSTALLATION, THE CONTRACTOR SHALL VERIFY EXACT
<br />LOCATIONS OF ALL MECHANICAL EQUIPMENT AND EQUIPMENT PROVIDED UNDER
<br />ANOTHER SECTION OF SPECIFICATIONS. EXACT ROUGH-IN LOCATIONS AND
<br />REQUIREMENTS SHALL BE COORDINATED IN FIELD.
<br />13.CONNECTION BETWEEN INCOMPATIBLE MATERIALS ABOVE GRADE AND INSIDE BUILDING
<br />SHALL BE MADE WITH TWO (2) DIELECTRIC UNIONS SEPARATED BY A TWELVE INCH (12")
<br />SECTION OF RED BRASS PIPE.
<br />14.ALL FLOOR AND WALL PENETRATIONS MUST BE SEALED WATERTIGHT AND VERMIN
<br />PROOF.
<br />15.ALL EXTERIOR GAS COCKS, WATER SHUTOFF VALVES AND/OR SEWER CLEAN OUTS
<br />BELOW GROUND SHALL BE INSTALLED IN YARD BOXES WITH THE COVERS
<br />CONSPICUOUSLY MARKED "GAS", "WATER", AND "SEWER" RESPECTIVELY.
<br />16.EXACT LOCATIONS AND MOUNTING HEIGHTS OF PLUMBING FIXTURES SHALL BE
<br />OBTAINED FROM THE ARCHITECTURAL DRAWINGS.
<br />17.SEE ARCHITECTURAL DRAWINGS FOR HANDICAP FIXTURE LOCATIONS AND MOUNTING
<br />HEIGHTS. INSULATE ALL EXPOSED HOT WATER AND DRAIN PIPING BELOW HANDICAP
<br />LAVATORIES AND SINKS WITH INSULATING TAPE AND OFFSET P-TRAP AGAINST WALL.
<br />ALL FLUSH VALVES FOR HANDICAP SHALL BE LOCATED ON HANDICAP WHEELCHAIR
<br />ACCESS SIDE OF STALL.
<br />18.ALL WASTE, SOIL AND VENT PIPING SHALL SLOPE AT 2% UNLESS OTHERWISE INDICATED.
<br />19.ALL VALVES, TRAP PRIMERS, WATER HAMMER ARRESTORS OR OTHER EQUIPMENT
<br />SHOWN IN WALLS OR ABOVE NON-ACCESSIBLE CEILINGS SHALL BE INSTALLED BEHIND
<br />AN ACCESS PANEL.
<br />20.PLUMBING CONTRACTOR SHALL VISIT THE JOB SITE PRIOR TO BASE BID. HE SHALL
<br />FAMILIARIZE HIMSELF WITH ALL EXISTING CONDITIONS AND FUTURE WORK TO BE DONE.
<br />HE SHALL INCLUDE ALL HIS SITE INFORMATION AND CONDITIONS WITHIN HIS BASE BID.
<br />HE SHALL BE RESPONSIBLE FOR COMPLETE AND FULLY FUNCTIONING PLUMBING
<br />SYSTEMS.
<br />21.PLUMBING CONTRACTOR SHALL COORDINATE COMPLETE PLUMBING INSTALLATION AND
<br />REQUIREMENTS PRIOR TO BASE BID WITH ALL LOCAL DISTRICTS AND GOVERNING
<br />AUTHORITIES. INCLUDE ALL FINDINGS WITHIN THE BASE BID.
<br />22.PROVIDE RECIRCULATION PUMP FOR HOT WATER WHEN THE HOT WATER PIPE IS OVER
<br />50'.
<br />23.PROVIDE TRAP SEAL PRIMER FOR FLOOR DRAIN SUBJECT TO INFREQUENT USE.
<br />24.ALL PLUMBING, AND GAS LINES SHALL BE CONCEALED WITHIN THE BUILDING
<br />STRUCTURE TO AS GREAT EXTENT AS POSSIBLE. ALL EXPOSED CONDUITS, PLUMBING,
<br />ETC. SHALL BE INSTALLED AT LEAST 6" OFF FLOOR AND 3/4" FROM WALLS USING
<br />STANDOFF BRACKETS.
<br />25.PLUMBING OR PIPING CANNOT BE INSTALLED ACROSS ANY AISLE WAY, TRAFFIC AREA
<br />OR DOOR OPENING.
<br />26.MULTIPLE RUNS OR CLUSTERS OF PIPELINES SHALL BE FURRED IN OR ENCASED IN AN
<br />APPROVED SEALED ENCLOSURE.
<br />27.APPROVED BACKFLOW PREVENTION DEVICES SHALL BE PROPERLY INSTALLED
<br />UPSTREAM OF ANY POTENTIAL HAZARD BETWEEN THE POTABLE WATER SUPPLY AND A
<br />SOURCE OF CONTAMINATION. HOSES SHALL NOT BE ATTACHED TO A FAUCET OR HOSE
<br />BIBB UNLESS AN APPROVED BACKFLOW PREVENTER IS PROVIDED.
<br />28.ALL SANITARY SYSTEM MATERIALS SHALL BE LISTED BY AN APPROVED LISTING AGENCY.
<br />29.EACH VENT SHALL RISE VERTICALLY TO A POINT NOT LESS THAN SIX (6) INCHES ABOVE
<br />THE FLOOD-LEVEL RIM OF THE FIXTURE SERVED BEFORE OFFSETTING HORIZONTALLY
<br />OR BEFORE BEING CONNECTED TO ANY OTHER VENT.
<br />30.EACH VENT SHALL TERMINATE NOT LESS THAN 10 FEET FROM, OR AT LEAST 3 FEET
<br />FROM, OR NOT LESS THAN 3 FEET ABOVE, ANY OPENABLE WINDOW, DOOR, OPENING,
<br />AIR INTAKE, OR VENT SHAFT, OR NOT LESS THAN 3 FEET IN EVERY DIRECTION FROM ANY
<br />LOT LINE.
<br />31.FIELD VERIFY ALL EXISTING PLUMBING CONDITIONS AND EXISTING/NEW HVAC PLUMBING
<br />CONNECTIONS PRIOR TO BIDDING AND START OF WORK.
<br />32.IN THE EVENT THAT THE PLANS DO NOT REPRESENT FIELD CONDITIONS, CONTACT THE
<br />OWNER, ARCHITECT, OR DESIGNATED ENGINEER DESIGNER PRIOR TO START OF ANY
<br />WORK.
<br />33.CAP ALL DOMESTIC WATER PIPING THAT IS SERVING A PLUMBING FIXTURE THAT IS
<br />BEING DEMOLISHED.
<br />34.NEW OR REPAIRED POTABLE WATER SYSTEMS SHALL BE DISINFECTED PRIOR TO USE.
<br />CONTRACTOR SHALL PROVIDE A SIGNED WRITTEN DECLARATION TO THE INSPECTOR AT
<br />TIME OF INSPECTION THAT POTABLE WATER SYSTEM HAS BEEN DISINFECTED.
<br />35.EXISTING BUILDING SEWERS AND BUILDING DRAINS MAY BE USED IF SUCH SEWERS
<br />HAVE BEEN PROPERLY MAINTAINED AND FOUND UPON EXAMINATION AND TEST
<br />PERFORMED BY THE OWNER OR OWNER'S DESIGNATED AGENT THAT THEY ARE IN
<br />WORKING CONDITION AND FREE FROM ANY DEFECT.
<br />36.CLEANOUTS SHALL BE INSTALLED AS PER SEC. 707.0 & 719.0 OF THE PLUMBING CODE.
<br />PLUMBING FIXTURE SCHEDULE
<br />MARK ITEM HW CW VENT WASTE DESCRIPTION
<br />WH WATER HEATER 3/4"3/4"----A.O. SMITH DRE-52-24 ELECTRIC TANK TYPE WATER HEATER. 50 GAL. 24 KW INPUT. EXPANSION TANK
<br />(ZURN MODEL XT-18, 4.8 GAL.) INSTALLED WITH WATER HEATER. EQUIVALENT FIXTURE ACCEPTABLE.
<br />WC TANK TYPE
<br />WATER CLOSET --3/4"2"4"AMERICAN STANDARD CADET PRO ELONGATED ADA COMPLIANT TANK WATER CLOSET WITH OPEN
<br />FRONT ELONGATED TOILET SEAT. 1.28 GPF. EQUIVALENT ACCEPTABLE.
<br />URL WALL MOUNTED
<br />URINAL --1"2"2"AMERICAN STANDARD WALL MOUNTED URINAL WASHBROOK FLOWISE 0.125 GPF WITH MANUAL
<br />FLUSH VALVE 6590.503. EQUIVALENT FIXTURE ACCEPTABLE.
<br />LAV WALL MOUNTED LAVATORY 1/2"1/2"2"2"
<br />AMERICAN STANDARD 0356.041 SINK W/ 6055.165. SELECTRONIC PROXIMITY FAUCET. 0.5 GPM. ADA
<br />COMPLIANT. EQUIVALENT ACCEPTABLE. INSTALL WITH POWERS #LFG480 MIXING VALVE(ASSE 1070
<br />LISTED).
<br />FD FLOOR DRAIN ----2"2"ZURN Z415B W/SEDIMENT BUCKET. TRAP PRIMER CONNECTION WHERE REQUIRED BY CODE.
<br />EQUIVALENT FIXTURE ACCEPTABLE.
<br />FS FLOOR SINK ----2"2"ZURN Z-1901, 12" SQUARE TOP, HALF GRATE COVER AND 8" DEEP WITH DOME STRAINER.
<br />EQUIVALENT FIXTURE ACCEPTABLE.
<br />WCO WALL CLEANOUT ------LINE SIZE ZURN Z1441 WALL CLEANOUT W/SMOOTH ACCESS COVER EQUIVALENT FIXTURE ACCEPTABLE.
<br />FCO FLOOR CLEANOUT ------LINE SIZE ZURN Z1400-B FLOOR CLEANOUT EQUIVALENT FIXTURE ACCEPTABLE.
<br />TP TRAP PRIMER --1/2"----WATTS SERIES TP300 TRAP PRIMER WITH INTEGRAL VACCUM BREAKER. MOUNT IN WALL WITH
<br />ACCESS PANEL&SHUTOFF VALVE. EQUIVALENT FIXTURE ACCEPTABLE.
<br />PRV PRESSURE REDUCING
<br />VALVE --1-1/4"----ZURN MODEL 500XL WATER PRESSURE REDUCING VALVE WITH INTEGRAL BY-PASS CHECK VALVE.
<br />EQUIVALENT FIXTURE ACCEPTABLE.
<br />(E) GI GREASE INTERCEPTOR ------4"JENSEN PRECAST 1500 GALLON GREASE INTERCEPTOR .MODEL MU1500 EE-G2 . WITH EXISTING
<br />SAMPLE BOX. EXISTING TO REMAIN.
<br />SHEET INDEX
<br />P000
<br />P001
<br />P002
<br />P100
<br />P200
<br />TP00
<br />·EXISTING SHELL BUILDING TO RESTAURANT CONVERSION.
<br />·PROVIDE NEW PLUMBING FIXTURES/CONNECTIONS THROUGHOUT THE SPACE.
<br />·NEW WATER HEATER TO BE INSTALLED.
<br />PLUMBING NOTES & SCHEDULES
<br />PLUMBING DETAILS
<br />PLUMBING SPECIFICATION SHEETS
<br />WASTE & VENT PLAN
<br />TITLE 24
<br />P300 PLUMBING ISOMETRIC DIAGRAM
<br />SCOPE OF WORK
<br />WATER & GAS PLAN
<br />PLUMBING SPECIFICATION
<br />1.CLEANOUTS
<br />PROVIDE CLEANOUTS WITH BRASS SCREW PLUG AT ALL CHANGES OF DIRECTION
<br />TO PERMIT ROUTING OF ALL SEWERS. ALL CLEAN OUTS SHALL BE INSTALLED
<br />WHERE READILY ACCESSIBLE. THE CONTRACTOR SHALL COORDINATE ALL CLEAN
<br />OUT LOCATIONS OF EQUIPMENT, CABINETS, ETC., WITH THE ARCHITECT PRIOR
<br />TO ANY INSTALLATION.
<br />2.VALVES
<br />EVERY PLUMBING FIXTURE SHALL BE INDEPENDENTLY VALVED.
<br />3.TESTING
<br />ALL SEWERS AND WATER PIPING SHALL BE PROPERLY TESTED TO THE
<br />SATISFACTION OF THE ARCHITECT AND THE LOCAL BUILDING INSPECTOR.
<br />4.EXCAVATION AND BACK FILLING
<br />TRENCHES SHALL BE BACK FILLED AND SETTLED BY PUDDLING. NO PIPE SHALL
<br />BE LESS THAN 12" BELOW FINISH GRADE.
<br />5.PIPING SUPPORTS
<br />ALL PIPING TO BE SUPPORTED WITH HANGERS AND BRACKETS WHICH PROVIDE
<br />ISOLATION FROM FRAMING. CONTACT BETWEEN PIPE AND SUPPORT TO BE LINED
<br />WITH PLASTIC OR FELT.
<br />NOTE:
<br />1.ABS AND PVC INSTALLATIONS ARE LIMITED TO NOT MORE THAN TWO STORIES OF
<br />AREAS OF RESIDENTIAL ACCOMMODATION.
<br />2.ABS/PVC VENT TERMINATIONS UP THROUGH THE ROOF EXPOSED TO SUNLIGHT ARE
<br />REQUIRED TO BE PROTECTED BY WATER BASED SYNTHETIC LATEX PAINTS.
<br />INSIDE
<br />NATURAL
<br />SANITARY
<br />WASTE
<br />SANITARY
<br />GAS
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<br />REMARKS:
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<br />INSIDE*
<br />PIPE MATERIAL SCHEDULE
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<br />CUBIC FEET PER HOUR
<br />FINISHED FLOOR ELEVATION
<br />FLOOR
<br />NOT TO SCALE
<br />INVERT ELEVATION
<br />DOWN
<br />POINT OF CONNECTION
<br />NEW
<br />FLOOR CLEANOUT/CLEANOUT TO GRADE
<br />WALL CLEANOUT
<br />COLD WATER SHUT-OFF VALVE
<br />ABBR.
<br />PLUMBING LEGEND
<br />HW
<br />G
<br />CD
<br />T&P
<br />V
<br />GW
<br />S OR W
<br />CW
<br />SYMBOL
<br />DOMESTIC COLD WATER
<br />SOIL OR WASTE BELOW FLOOR
<br />LOW PRESSURE GAS
<br />DOMESTIC HOT WATER
<br />PRIMARY CONDENSATE DRAIN
<br />TEMPERATURE & PRESSURE
<br />VENT
<br />DESCRIPTION
<br />HWR DOMESTIC HOT WATER RETURN
<br />C.V.CHECK VALVE
<br />PRV PRESSURE REDUCING VALVE
<br />BALANCING VALVE
<br />SOC SHUT-OFF COCK (GAS)
<br />TMV TEMPERATURE MIXING VALVE
<br />VTR VENT TO ROOF
<br />BLV
<br />CP RECIRCULATION PUMP
<br />CW COLD WATER STUB-IN
<br />HW HOT WATER STUB-IN
<br />XSS
<br />XGW
<br />EXISTING WASTE/SANITARY SEWER
<br />EXISTING GREASE WASTE
<br />XCW
<br />FW
<br />EXISTING COLD WATER
<br />FILTERED WATER
<br />(E)EXISTING
<br />(R)RELOCATED, EXISTING
<br />XG EXISTING GAS
<br />XHW EXISTING HOT WATER
<br />GREASE WASTE BELOW FLOOR
<br />GSOV GAS SHUT-OFF VALVE
<br />CWV COMBINATION WASTE & VENT BELOW
<br />COLD WATER OUTLETCWO
<br />DCO DOUBLE CLEANOUT
<br />BACKFLOW PREVENTERBFP
<br />SCW SOFTEN COLD WATER
<br />IND INDIRECT WASTE
<br />MPG MEDIUM PRESSURE GAS
<br />HOT WATER OUTLETHWO
<br />NONRESIDENTIAL NOTES
<br />LAVATORIES IN RESTROOMS OF PUBLIC FACILITIES SHALL BE EQUIPPED WITH OUTLET
<br />DEVICES THAT LIMIT THE FLOW OF HOT WATER TO A MAXIMUM OF 0.5 GPM OR WITH
<br />SELF-CLOSING FAUCETS THAT LIMIT DELIVERY TO A MAXIMUM OF 0.2 GALLONS OF HOT
<br />WATER FOR RECIRCULATING SYSTEMS, AND SHALL BE EQUIPPED WITH DEVICES THAT
<br />LIMIT THE OUTLET TEMPERATURE TO A MAXIMUM OF 110 °F.
<br />CA GREEN BUILDING NOTES
<br />5.303.2 PLUMBING FIXTURES SHALL MEET THE MAXIMUM FLOW RATE VALUES SHOWN IN
<br />TABLES A5.303.2.2.
<br />5.303.3 WATER CONSERVING PLUMBING FIXTURES AND FITTINGS. PLUMBING FIXTURES
<br />(WATER CLOSETS AND URINALS) AND FITTINGS (FAUCETS AND SHOWERHEADS) SHALL
<br />COMPLY WITH THE FOLLOWING:
<br />5.303.3.1 WATER CLOSETS. THE EFFECTIVE FLUSH VOLUME OF ALL WATER CLOSETS
<br />SHALL NOT EXCEED 1.28 GALLONS PER FLUSH. TANK-TYPE WATER CLOSETS SHALL
<br />BE CERTIFIED TO THE PERFORMANCE CRITERIA OF THE U.S. EPA WATER SENSE
<br />SPECIFICATION FOR TANK-TYPE TOILETS.
<br />NOTE:THE EFFECTIVE FLUSH VOLUME OF DUAL FLUSH TOILETS IS DEFINED AS THE
<br />COMPOSITE, AVERAGE FLUSH VOLUME OF TWO REDUCED FLUSHES AND ONE
<br />FULL FLUSH.
<br />5.303.3.2 URINALS. THE EFFECTIVE FLUSH VOLUME OF WALL-MOUNTED URINALS
<br />SHALL NOT EXCEED 0.125 GALLONS PER FLUSH.THE EFFECTIVE FLUSH VOLUME OF
<br />FLOOR-MOUNTED URINALS SHALL NOT EXCEED 0.5 GALLONS PER FLUSH.
<br /> 5.303.3.4.1 NONRESIDENTIAL LAVATORY FAUCETS. LAVATORY FAUCETS SHALL HAVE
<br />A MAXIMUM FLOW RATE OF NOT MORE THAN 0.5 GALLONS PER MINUTE AT 60 PSI.
<br /> 5.303.4.2 KITCHEN FAUCETS. KITCHEN FAUCETS SHALL HAVE A MAXIMUM FLOW RATE
<br />OF NOT MORE THAN 1.8 GALLONS PER MINUTE AT 60 PSI. KITCHEN FAUCETS MAY
<br />TEMPORARILY INCREASE THE FLOW ABOVE THE MAXIMUM RATE, BUT NOT TO
<br />EXCEED 2.2 GALLONS PER MINUTE AT60 PSI, AND MUST DEFAULT TO A MAXIMUM
<br />FLOW RATE OF 1.8 GALLONS PER MINUTE AT 60 PSI.
<br />5.303.6 PLUMBING FIXTURES AND FITTINGS SHALL BE INSTALLED IN ACCORDANCE WITH
<br />THE 2022 CALIFORNIA PLUMBING CODE, AND SHALL MEET THE APPLICABLE STANDARDS
<br />REFERENCED IN TABLE 1401.1 OF THE 2022 CALIFORNIA PLUMBING CODE AND IN
<br />CHAPTER 6 OF THIS CODE.
<br />PIPE INSULATION THICKNESS
<br />FLUID
<br />TEMP.
<br />RANGE
<br />(°F)
<br />CONDUCTIVITY
<br />RANGE
<br />(BTU-"/HR PER
<br />SQFT/°F)
<br />INSULATION
<br />MEAN
<br />RATING
<br />TEMP. (°F)
<br />NOMINAL PIPE DIAMETER (")
<br />INSULATION THICKNESS REQUIRED (")
<br /><1 1 TO
<br /><1.5
<br />1.5 TO
<br /><4
<br />4 TO <8 8 AND
<br />LARGER
<br />251-350
<br />350<
<br />201-250
<br />141-200
<br />105-140
<br />40-60
<br /><40
<br />SPACE COOLING SYSTEMS (CHILLED WATER, REFRIGERANT AND BRINE)
<br />SPACE HEATING, HOT WATER SYSTEMS AND SERVICE WATER HEATING SYSTEMS
<br />0.32-0.34
<br />0.29-0.31
<br />0.27-0.30
<br />0.25-0.29
<br />0.22-0.28
<br />0.21-0.27
<br />0.20-0.26
<br />250
<br />200
<br />150
<br />125
<br />100
<br />75
<br />50
<br />4.5
<br />3.0
<br />2.5
<br />1.5
<br />1.0
<br />1.0
<br />5.0
<br />4.0
<br />2.5
<br />1.5
<br />1.5
<br />1.5
<br />5.0
<br />4.5
<br />2.5
<br />2.0
<br />1.5
<br />1.5
<br />5.0
<br />4.5
<br />3.0
<br />2.0
<br />1.5
<br />1.5
<br />5.0
<br />4.5
<br />3.0
<br />2.0
<br />1.5
<br />1.5
<br />EXCEPTIONS:
<br />(1) FACTORY-INSTALLED PIPING WITHIN SPACE CONDITIONING EQUIPMENT;
<br />(2) PIPING THAT CONVEYS FLUIDS THAT HAVE A DESIGN OPERATING TEMPERATURE
<br />RANGE BETWEEN 60 DEGREES AND 105 DEGREES FAHRENHEIT;
<br />(3) WHERE THE HEAT GAIN OR HEAT LOSS TO OR FROM PIPING WITHOUT INSULATION
<br />WILL NOT INCREASE BUILDING SOURCE ENERGY USE;
<br />(4) PIPING THAT PENETRATES FRAMING MEMBERS SHALL NOT BE REQUIRED TO HAVE
<br />PIPE INSULATION FOR THE DISTANCE OF THE FRAMING PENETRATION. METAL PIPING
<br />THAT PENETRATES METAL FRAMING SHALL USE GROMMETS, PLUGS, WRAPPING OR
<br />OTHER INSULATING MATERIAL TO ASSURE THAT NO CONTACT IS MADE WITH THE
<br />METAL FRAMING.
<br />SPACE-CONDITIONING AND SERVICE WATER-HEATING SYSTEM SHALL BE
<br />INSULATED IN ACCORDANCE WITH THE FOLLOWING TABLE:
<br />NONRES 0.5
<br />RES 0.75
<br />1.01.0 1.0
<br />PIPE INSULATION
<br />RE
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<br />SHEET TITLE:
<br />DATE: SCALE:
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<br />03/03/2025
<br />PLOT DATE: 12/2/2025 12:13:03 PM
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<br />DRAWN: CHECKED:
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<br />5
<br />P000
<br />E.H.D.T.
<br />
<br />N.T.S.
<br />PLUMBING NOTES
<br />& SCHEDULES
|