Self lay documents

Application forms and guidance

Application forms

  • WIRS Accredited Design Approval Request
  • Point of connection enquiry form
  • Notification of commencement of mainlaying form
  • Wessex Water whereabouts
  • Service connection self-certification
  • Chlorination certificate - WWDS SLM3
  • Request for Wessex Water to make mains connection
  • Notification of routine in-line mains connection
  • Notification of proposed service connection
  • Notification of completed or aborted work
  • Meter details form
  • Contestability Application - WWDS SLM11

Guidance notes

  • Code of Practice for the Self-Laying of Water Mains and Services
  • Materials list
  • Disinfection of water supply mains, fittings and standpipes
  • Sluice valve chamber
  • Washout chambers
  • Fire hydrant chambers
  • Network meter chambers
  • Stop valve and meter
  • Policy for the supply of water to fire-fighting systems

You can select both Water and Sewer services

Self lay application

Developing a site involving multiple properties