water supply complete detailed designs

Complete Detailed Designs

 

Purpose

Obtain design approval from water company for Self-Lay Organisation to lay water mains.

Items Required by the Client

  • Site layout drawing including any proposed service strips, access roads and car parking

  • Location i.e. site address with post code

  • Expected uses/no of meters/properties incl expected sprinkler/fire hoses

  • Height of buildings/no of storeys

  • Point of Connection reference, expiry date and details

  • SI info incl contamination

  • Existing service info

  • Specific hazard info.

  • Previous connection info for site

  • Names of CDM co-ordinator and Principal Contractor

Included items

  • Design of water main/s in accordance with WRC Self-Laying of Water Mains and Services 2nd Edition and water company addenda/guidance.

  • Liaison with Fire Service to agree on number and location of required fire hydrants.

  • Layout drawing showing route, size and material of water main/s with valves, hydrants and washouts and location of service connections.

  • Calculations

  • Standard Details drawing

  • Adoption Plan

  • Design Risk Assessment Summary and Design Risk assessment where appropriate.

  • Completion and submission of Water company application forms.

  • Liaison with water company to obtain design approval.

Excluded items

  • Site visit

  • Topographical survey

  • Service enquiries and investigations

  • Routes of water services

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