CalPETROVIETNAM ENGINEERING - PVECYCLONE CALCULATION SHEETOwner :PETROVIETNAM - VQPPDiscipline:MechanicalProject :Document No. :Parkage Title :DRAINAGE SYSTEMQT1-PVE-00KKS-M-Lot?-xxxPhase:Detailed EngineeringVersionADate:25-Dec-13Calculated By :Reviewed By :Approved BySIGNATURESIGNATURESIGNATUREHo Ngoc Thanh QuangHuynh Nhat QuangHuynh Nhat QuangNO.PARAMETERSSYMBOLVALUEUNITREMARKSAINPUT DATABCALCULATIONNote:Ex: Above results are just calculated per once unit of 600MW

&C&P/&N

TableTable 6.1 - Minimum size of trao for plumbing fixtureFixtureTrap Size (in)Trap Size (mm)Bathtub (with or without overhead shower)1 1/240Bidet1 1/240Combination sink and tray1 1/240Cup sink, laboratory1 1/240Dental unit or cuspidor1 1/432Dishwasher, comercial250Dishwasher, domestic1 1/240Drinking fountain125Funnel drain1 1/240Kitchen sink, domestic1 1/240Laboratory sink250Lavatory1 1/432Lavatory (Barber, Beauty parior or surgeon)1 1/240Lavatory, multiple type (wash fountain, wash sink)1 1/240Laundry tray ( 1 or 2 compartments)1 1/240Shower stall, domestic250Shower gang380Sinks:Surgeon1 1/240Flushing rim (with flush valve)380Service (trap standard)380Service (P trap)250Pot, scullery. Etc1 1/240Sterilizers250Urial, pedestal380Urial, stall250Urial wall hung250Table 6.1 - Fixture Units Per Fixture or GroupFixtureFixture unit value as load factorsTank water closet Flush-valve water closetBathroom group consisting of water closet lavatory end bathtub or shower stall8Bathtub (with or without overhead shower)2Bidet3Combination sink and tray3Combination sink and tray with food-disposal unit4Dental unit or cuspidor1Dental levatory1Dishwasher, domestic2Drinking fountain1/2Floor drain1Kitchen sink, domestic2Kitchen sink, domestic (with food-disposal unit)3Laboratory, small P.O1Lavatory, large P.O2Lavatory (barber, beauty parior or surgeon)2Laundry tray ( 1 or 2 compartments)2Shower stall, domestic2Snowers (group) per head3Sinks:Surgeon3Flushing rim (with flush valve)8Service (trap standard)3Service (P trap)2Pot, scullery. Etc4Urial, pedestal8Urial, stall4Urial wall hung4Wash sink (circular or multiple), each set of faucets2Water closetTank-operated4Valve-operated81. A shower head over a bathtub does not increase the fixture unit value2. Size of floor drain be determined by the area of surface water to be drained3. Lavatories with 1 1/4 or 1 1/2 inch trap have the same load value: larger P.O plugs have greater flow rateTable 6.3 - Maximum Permissible F.U Load for Sanitary StacksStack Diameter (in)Stack three stories or les in height F.UStacks more than three stories in height F.UTotal discharge into one branch interval F.U2102462 1/220429330*60*16**42405009055401100200696019003508220036006001038005600100012600084001500*: Not more than six water closers permitted**: Not more than two water closets permittedTable 6.4 - Maximum Permissible F.U Load for Sanitary BranchesBranch Diameter (in)Total Load F.U1 1/23262 1/212320*41605360662081400*: Not more than two water closets permittedTable 6.6 - Approximate Flow Velocity of SewageSizes (in)1 / 16 in./ft1 / 8 in./ft1 / 4 in./ft1 / 2 in. /ft21.021.442.032.8831.241.762.493.5341.442.032.884.0751.612.283.534.5861.762.494.07582.032.884.235.75102.283.234.566.44Maximum Permissible Loads for Storm Drainage PipingPipe DiameterLeaders Drained area, sq. ft.Horizontal Piping Drained area, sq. ft., for various slopes1/8"1/4"1/2"27202 1/213003220082211601644446001880265037605865033404720668061350053507550107008290001150016300230001020700292004140012333004700066600155950084000119000

Sheet3