Isometric Plumbing Drawings - Nanaimo

Transcription

Building InspectionsIsometric Plumbing DrawingsAll commercial building permit applications, in which the plumbing system has not been designed by amechanical engineer, must include two sets of isometric plumbing drawings.The isometric drawings should include the following information:1.Isometric drawings of drain, waste and vent (D.W.V.) must include the size, location and type of pipe.2.Isometric drawings of hot and cold water piping must include the type and size of pipe and methodused for sizing pipe.3.The isometric drawings are to specify whether combustible or non-combustible plumbing is to be used.It is the responsibility of the designers to ensure the system complies with the BC Building Coderequirements in Subsection 3.1.9. or 9.10.9.7., Fire Separations & Fire Rated Assemblies.4.Grease traps must be installed in the plumbing system for restaurants and businesses that preparefood. The location and size of the grease interceptors must be included on the isometric drawing. Forfurther information see the Building Inspections handout titled Grease Interceptors in Kitchens.5.Isometric drawings to include the plumbing company name and contact phone number.The isometric plumbing drawing approved by the City of Nanaimo must be supplied, on site, at the time of thePlumbing Inspector’s inspection.Revised: cPlumbingDrawing Requirements.docxCity of Nanaimo GuidelinesPage 1 of 8

Exampleample Drainage System – Isometric View3”1 1/2” ABS1 1/2”Kitchen sink1 1/2”LavatoryWC2”3”3”Lavatory2” ABSRequired Information 3”2” ABSWasher 2” trapSizing of drainsSizing of ventsLocation of cleanouts – XList of fixturesType of pipingLocation & size of greasetraps & floor drains (whereapplicable)3”LaundrytrayRevised: cPlumbingDrawingIsometricPlumbingDrawing Requirements.docxCity of Nanaimo GuidelinesPage 2 of 8

Exampleample Commercial Water Piping - Isometric ViewRevised: cPlumbingDrawingIsometricPlumbingDrawing Requirements.docxCity of Nanaimo GuidelinesPage 3 of 8

Example Residential Water Piping - Isometric ViewshowerKlavatoryCold WaterALHCwaterclosetIBKitchen FEshowerlavatoryACHot WaterEBDwaterheaterkitchensink &dishwasherRevised: cPlumbingDrawing Requirements.docxCity of Nanaimo GuidelinesPage 4 of 8

Simplified Method SFD / DuplexTotal number of Water Supply Fixture 1.42.82.82.8529.2Hot4.2Value of hot fixtures onlyin 2 bathroom groups1.41.41.42.82.82.816.8Taken from Tables 2.6.3.2.A., 2.6.3.2.B., 2.6.3.2.C. and 2.6.3.2.D.Revised: cPlumbingDrawing Requirements.docxCity of Nanaimo GuidelinesPage 5 of 8

Simplified Method SFD / DuplexIntroduction to Water Pipe Sizing – 2012 BCPCFixt. ot WaterDistributionRevised: cPlumbingDrawing Requirements.docxSize ofWater Pipe(Inches)Velocity2.4 m/sFU Load½”7¾”161”311 ¼”57City of Nanaimo GuidelinesPage 6 of 8

Simplified Method SFD / DuplexIntroduction to Water Pipe Sizing – 2012 BCPCFixt. 11.4K.S.1.422.8D.W. 1.422.8C.W. 1.422.8H.B.25WSP2.529.2Cold WaterDistributionRevised: cPlumbingDrawing Requirements.docxSize ofWater Pipe(Inches)Velocity2.4 m/sFU Load½”7¾”161”311 ¼”57City of Nanaimo GuidelinesPage 7 of 8

Water Pipe Sizing WorksheetCompany:Drawn by:Phone:Single Family / Duplex / Row HousingBP #:Address:Each unit having separate water serviceColdFixture:F/UnTotalBATHROOM GROUPWCLAVBT/SHOWER 1/2" SPOUTBT 3/4" SPOUTSHOWER PER HEADKITCHEN SINKDISHWASHERCLOTHES WASHERHOSE BIBB 1/2"HOSE BIBB 3/4”HOSE BIBB 3/4" H/CBAR SINKLAUNDRY TUBBIDETItems not listedSupply3/8”1/2"3/4’1”Hydraulic loadPrivate OPQRSTUxxxxxxxxxxxxxxxxxxxSIZE1/2"3/4"1”1 1/4’PEX2.47163157ColdF/UnSIZEHotF/UnSIZETYPE OF PIPINGXPEXCOPPEROTHERCOMMENTS:Revised: cPlumbingDrawing Requirements.docxCity of Nanaimo GuidelinesPage 8 of 8

Isometric Plumbing Drawings All commercial building permit applications, in which the plumbing system has not been designed by a mechanical engineer, must include two sets of isometric plumbing drawings. The isometric drawings should include the following information: 1. Isometric drawings of drain, waste and vent (D.W.V.) must include the size, location and type of pipe. 2. Isometric drawings .