Self lay
Self lay
As a developer you may choose to lay water mains yourself under a self-lay agreement with us.
Please read the guidance notes which explains our policy, your responsibilities, the levels of service required and technical specifications.
Every new water main is pressure tested, sterilised and sampled to ensure it meets our standards before it is put into service.
Online applications
Safe control of routine mains connection notification application
Application forms
- Point of connection enquiry form (89kb)
- Notification of commencement of mainlaying form (48kb)
- Wessex Water whereabouts (39kb)
- Service connection self-certification (66kb)
- Chlorination certificate (71kb)
- Request for Wessex Water to make mains connection (44kb)
- Notification of routine in-line mains connection (61kb)
- Notification of proposed service connection (63kb)
- Notification of completed or aborted work (64kb)
- Meter details form (58kb)
Guidance notes
- Code of Practice for the Self-Laying of Water Mains and Services (1.11mb)
- Materials list (26kb)
- Point of connection enquiry form (89kb)
- Disinfection of water supply mains, fittings and standpipes (56kb)
- Sluice valve chamber (329kb)
- Washout chambers (510kb)
- Fire hydrant chambers (510kb)
- Network meter chambers (123kb)
- Stop valve and meter (82kb)
- Policy for sprinklers (396kb)