No. Title Issue Date
1.01 Axially Split Casing Pump Units 8 13/07/2015
1.02 Submersible Pump Units 7 13/07/2015
1.03 Dry Well (Volute Casing Type) Sewage/Sludge Pump Units 6 13/07/2015
1.04 Progressing Cavity Pump Units 5 01/09/2016
1.05 Submersible Borehole Pump Units 3 13/07/2015
1.06 Positive Displacement Pumpsets for Sludge Pumping – superseded by WIMES 1.07-1.11 2 01/03/2003
1.07 Ram Pump Units 3 01/09/2016
1.08 Peristaltic Pump Units 3 01/09/2016
1.09 Single Diaphragm Pump Units 3 01/09/2016
1.10 Double Disc Pump Units 3 01/09/2016
1.11 Rotary Lobe Pump Units 3 01/09/2016
1.12 Packaged Water Booster Sets (Positive Inlet Pressure Applications) 3 13/07/2015
1.14 Pump Unit Repair/Overhaul 2 07/04/2017
1.15 End Suction (Back Pull-Out Type) Pump Units 2 13/07/2015
1.16 Vertically Suspended (Bowl Type) Pump Units 2 13/07/2015
1.17 Vertical Multistage Pump Units 1 13/07/2015
2.01 Rotating Settlement Tank Scrapers 5 04/11/2016
2.02 Grit Removal and Treatment Equipment 5 19/07/2017
2.03 Package Inlet Works for Waste Water Treatment 4 19/07/2017
2.04 Low and High Speed Vertical Shaft Surface Aerators 3 04/11/2016
3.01 Low Voltage Switchgear and Controlgear Assemblies 5 01/03/2014
3.02 Low Voltage Electrical Installations 5 11/07/2019
3.02(A) Profibus Networks 3 11/07/2019
3.02(B) Optical Fibre Networks 2 11/07/2019
3.02(C) Lightning Protection 2 11/07/2019
3.02(D) Electrical Installations in Hazardous Areas 1 11/07/2019
3.02(E) Lighting Installations 1 11/07/2019
3.02(F) Electric Space Heating Installations 1 11/07/2019
3.02(G) Fire Detection and Alarm Systems 1 11/07/2019
3.02(H) Electric Vehicle Charging Installations 1 11/07/2019
3.03 LV 3 Phase AC TEFC Motors 6 13/10/2014
3.04 Low Voltage Electrical Specification for Package Plant 5 01/03/2014
3.05 Electrical Components (For Use in LV Assemblies) 4 01/03/2014
3.06 Diesel Powered Generator Sets and Installations 4 22/04/2015
3.07 Uninterruptible Power Supplies 4 30/11/2015
3.08 Electric Valve Actuators 3 01/01/2014
3.09 MV Ring Main Units (1-22 kV) 3 19/12/2016
3.10 MV Distribution Switchgear Assemblies (1-22 kV) 3 19/12/2016
3.11 MV Distribution and Power Transformers (1-22 kV) 3 19/12/2016
3.12 MV Motor Starter Assemblies (1-7.2 kV) 3 19/12/2016
3.13 MV Electrical Installations (1-22 kV) 3 10/04/2018
4.01 Paints & Polymeric Coatings for Corrosion Protection 5 23/08/2018
5.01 Raw Water Intake Screens 3 19/07/2017
5.02 Coarse Screens for Sewage Treatment 2 19/07/2017
5.03 Fine Screens For Sewage Treatment 5 19/07/2017
5.04 Overflow Screens for Sewerage Systems and Sewage Treatment Works 5 19/07/2017
5.05 Sludge Screens 3 19/07/2017
6.03 Screenings Handling Equipment 4 19/07/2017
7.01 Decanter Centrifuges for Sewage and Water Sludge Thickening and De-Watering 4 01/10/2013
7.02 Membrane Bioreactors for Waste Water Treatment 1 01/02/2004
7.03 Gravity Belt and Drum Thickeners for Water and Waste Water Sludge Thickening 3 01/10/2013
7.04 Sludge Conveyors 1 01/10/2012
8.01 UV Disinfection Equipment for Waste Water Treatment (Open Channel) 1 01/07/2002
8.01(B) Ultra Violet Disinfection Equipment (Water Treatment) 1 01/07/2014
8.02 Chemical Dosing Equipment (General Requirements) 3 01/10/2011
8.02 (A) Sodium Hydroxide Dosing Equipment 3 01/10/2011
8.02 (B) Sodium Hypochlorite Dosing Equipment 3 01/10/2011
8.02 (C) Sulphuric Acid Dosing Equipment 3 01/10/2011
8.02 (D) Coagulant and Phosphate Removal Chemical Dosing Equipment 3 01/10/2011
8.02 (E) Lime Slurry and Limewater Dosing Equipment 3 01/10/2011
8.02 (F) Orthophosphoric Acid Dosing Equipment 3 01/10/2011
8.02 (G) Polymer Dosing Equipment 3 01/10/2011
8.02 (H) Nitrate Chemical Dosing Equipment 1 01/10/2011
8.02 (I) Sodium Bisulphite Dosing Equipment 1 01/10/2011
8.03 Mechanical Installation 4 01/09/2016
8.04 Air Blowers 4 23/08/2018
8.05 Odour Control Equipment 2 03/03/2015
8.06 Dissolved Air Flotation Plant 1 01/05/2007
8.07 Compressed Air Systems 2 23/08/2018
8.09 Valves 1 01/01/2014
8.09 (Sched) Valve Schedule 1 01/04/2014
8.10 Penstocks, Stopgates, Stoplogs and Handstops 1 01/01/2014
8.11 Static Mixers 1 06/04/2017
8.12 Submersible Mixers 1 29/09/2016
8.13 Vertical Shaft (Top Entry) Mixers 1 29/09/2016
9.01 CHP Installations 2 01/05/2014
9.02 Permanent Access Fabrications 1 07/03/2019
LCC01 LCC Model for Centrifugal Pump Units 2 01/06/2013
LCC01 (G) LCC Model for Centrifugal Pump Units (Guidance Notes) 2 01/06/2013
LCC02 LCC Model for Motors 2 13/10/2014
LCC02 (G) LCC Model for Motors (Guidance Notes) 2 13/10/2014
LCC03 LCC Model for Positive Displacement Pump Units 2 07/04/2017
LCC03 (G) LCC Model for Positive Displacement Pump Units (Guidance Notes) 2 07/04/2017
LCC04 LCC Model for Air Blowers 1 01/10/2012
LCC04 (G) LCC Model for Air Blowers (Guidance Notes) 1 01/10/2012
LCC05 LCC Model for UVD Eqpt (Water Treatment) 1 15/08/2014
LCC05 (G) LCC Model for UVD Eqqt (Water Treatment) (Guidance Notes) 1 15/08/2014
LCC06 LCC Model for Odour Control Eqpt 1 26/02/2015
LCC06 (G) LCC Model for Odour Control Eqpt (Guidance Notes) 1 26/02/2015
WIGD 1104i1 The Selection and Use of Lubricants for Machinery in Contact with or Close Proximity to Potable Water Supplies 1 01/04/2004