No. Appliance No. of Total units units WC 14 3 basin bath 7 4 shower sink 6 4 washing machine dish washer 4 Size section from pipe graphs. manufacturers’ An example of a pipe-sizing graph is shown below. Example Size the foul water pipework for 12 houses from the DATA below in the table. 1. Use a minimum gradient of 1:80 for all pipes. 2. Discharge units from each house: No. Appliance No. of Total units units 2 14 WC 28 2 basin 3 6 1 7 bath 7 1 shower 4 4 1 6 sink 6 0 4 0 washing machine 0 dish washer 4 0 Total 51
No. Appliance No. of units Total units WC 14 basin 3 bath 7 shower 4 sink 6 washing machine 4 dish washer 4 Size section from pipe manufacturers’ graphs. An example of a pipe-sizing graph is shown below. Example Size the foul water pipework for 12 houses from the DATA below in the table. 1. Use a minimum gradient of 1:80 for all pipes. 2. Discharge units from each house: No. Appliance No. of units Total units 2 WC 14 28 2 basin 3 6 1 bath 7 7 1 shower 4 4 1 sink 6 6 0 washing machine 4 0 0 dish washer 4 0 Total 51
4-sanitary-drainage-2013-4.docx