SPONSOR CPD PROGRAMME | WATER SYSTEMS Module 160 April 2020 Name (please print)......................................................................................... Job title................................................................................................................ Organisation...................................................................................................... 1.In the UK, what is the statutory service standard of mains water pressure to consumers? Address .............................................................................................................. A 0.1bar ............................................................................................................................... B 0.3bar C 0.5bar ............................................................................................................................... 0.7bar Postcode ............................................................................................................ E 0.9bar Email .................................................................................................................... D 2.Since what year has it been illegal for commercial organisations to connect a hosepipe directly to a tap to wash down machinery or a vehicle? A 1979 B 1989 C 1999 D 2009 E 2019 3.What category is water likely to be if it is taken from a wholesome water distribution system and has a modest change in colour? A Category 1 B Category 2 Are you a member of CIBSE? If so, please state your membership number: ................................................................................... The CIBSE Journal CPD Programme By participating in this CPD module, you consent to sharing your details with Dutypoint. Dutypoint may contact you via email and/or telephone with further information and technical insight on its services. You have the right to opt-out from such communications at any time. I understand that I will receive marketing communications from Dutypoint after completing this module (please tick here): By entering your details above, you agree that CIBSE may contact you with information about CPD and other training or professional development programmes, and about membership of CIBSE, if you are not a member. Go to www.cibsejournal.com/cpd to complete this questionnaire online. You will receive notification by email of successful completion, which can be used to validate your CPD records. Alternatively, fill in this page and post it to: N Hurley, CIBSE, 222 Balham High Road, London, SW12 9BS C Category 3 D Category 4 E Category 5 4.What minimum air gap would be suitable for a -inch tap above a kitchen sink? A Any gap that is above the spillover level B 15mm above the spillover level C 20mm above the spillover level D 25mm above the spillover level E 30mm above the spillover level References: 1 The guaranteed standards scheme (GSS): summary of standards and conditions, OfWat 2017. 2 Curtis, C, Cross-connections and backflow prevention manual, West Virginia Bureau for Public Health Office of Environmental Health Services , 2011. 3 A study of backflow events in England, Wales and Scotland, UK Department of the Environment, 1993. 4 BS EN 1717:2000 Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow. 5 The Water Supply (Water Fittings) Regulations 1999. 6 Approved Document G Sanitation, hot water safety and water efficiency (2015 edition, with 2016 amendments). 7 Water Regulations Guide, 2nd Edition, WRAS, 2000. 5.What type of air gap is typical of that used in a storage cistern with a circular overflow, as used in many historic UK systems? A AUK3 B AA C AB D AD E AF 60 April 2020 www.cibsejournal.com CIBSE Apr20 pp57-60 CPD v3.indd 60 20/03/2020 16:30