a) Check details of the existing service drawing maps and add/remove old services as necessary. b) The current list of service providers/utility. c) There are currently 324 existing maps showing the relevant utilities services for that area. The supplier will provide the updated information to the same scale shown on each of the maps in PDF format with the ability to turn on /off each layer. Companies include Bristol Water, BT, EON Central Works, Scotia Gas, Scottish & Southern Energy, Virgin Media, Wales & West Utilities, Wessex Water & Western Power Distribution. A check shall be carried out to ensure there are no new companies. All boundaries shall be checked to ensure there are no changes. C) Collect information on high pressure mains, high voltage transmission lines & government pipelines etc.