Accessibility Technical Information Sign up here to receive our document updates information Earthing policy training - the earthing requirements for ground-mounted distribution has changed Civil Works Design Standards ICP Operation IDNO Connections Inspect Overhead Construction Substation Construction Underground Cable Construction Full Listing and Search Show more Western Power Distribution Companies → WPD Telecoms → Helicopter Unit → Contracting → Smart Metering → Training → WPD Glossary → Electricity Historical Society WESTERN POWER DISTRIBUTION Site map|Terms and conditions|Privacy policy|PSR Privacy policy|Accessible information|Cookie details|Modern Slavery Act Western Power Distribution Plc 09223384; Western Power Distribution (East Midlands) Plc (company number 02366923); Western Power Distribution (West Midlands) Plc (company number 03600574); Western Power Distribution (South West) Plc (company number 02366894); Western Power Distribution (South Wales) Plc (company number 02366985); WPD Smart Metering Limited ( company number 07139151); South Western Helicopters Limited (company number 02439215); WPD Property Investments Limited (company number 02373239) and WPD Telecoms Limited (company number 02386327) All are registered to Avonbank, Feeder Road, Bristol BS2 0TB Website developed by Enigma Interactive In order to provide complete functionality, this website stores browser cookies. If you don’t allow cookies, you may not be able to use certain features of the website. For example, you may not be able to use certain features relating to log-in or order certain services. In addition, you may not be able to see personalised content or switch between languages. We recommend that you allow cookies. If you continue to use our website, we will assume that you are ok with us using cookies. If you want to reject cookies, or find out more about them, click here. Functional Cookies Tracking Cookies X