• Drawing Number – Power and Water drawing numbers? Contact Technical Records Bill Tulloch on 8924 7371.
  • Drawing Title – Does the drawing have a descriptive title including lot numbers?
  • Power and Water approval signature box titled:
  • ‘Permission to use for Construction Purposes’
  • Location/street names – Is there a location diagram or labelled street names?
  • Drawing scale on each page provided?
  • Legend on each page provided or reference to where legend is provided?
  • Remove all unnecessary layers from the drawing (e.g. contours, electricity, communications, sewer detail in a water supply drawing, water detail in a electrical layout drawing)
  • When designing a new subdivision, the designer shall include a service allocation detail showing the alignment of all services in the road reserve.
  • When designing new underground services in existing serviced areas, the designer shall provide a longitudinal section detailing all existing services & levels.
  • The service compilation plans are to be fitted onto separate single A3 sheets. A master service plan showing all services on one A3 sheets is to also be included.
  • Ensure that all components of the electrical, water or sewer services are clearly visible on the drawing.
  • Drawing notes – Make sure the drawing notes contain the notes below where applicable, as well as any additional notes required.
  • Checked/Approved – Make sure the design and drawing has been proofed and signed by the designer before being sent to Power and Water for approval.
  • Provide 1 x A3 original set of drawing plans to Indigenous Community Development, Remote Operations Power and Water for approval. Electronic copies are acceptable.

Drawing Notes General

  1. Design and construction of the water and sewerage works shall be carried out in line with the Indigenous Community Development Guidelines, and associated documents.
  2. All levels given are to A.H.D.
  3. All dimensions are in metres unless shown otherwise.
  4. Minimum cover to pipe is 750mm in trafficable areas, 600mm in other areas.
  5. Prior to commencement of works the constructor shall check the location of all underground services, and confirm finished surface levels and invert levels of existing stubs to be incorporated in the works.
  6. It is not guaranteed that all services have been shown on the drawing
  7. Obtain and provide a copy of permit(s) from the relevant road authority or Shire prior to road excavation. Including traffic management plan.
  8. All water and sewerage (hydraulic) works shall be carried out as shown on the latest amendment of the design drawings.
  9. Construction site drawings must be signed as ‘approved for construction’ by a Remote Operations Indigenous Community Development officer.
  10. Seven (7) days notice has to be given to Indigenous Community Development, (facsimile: 8924 5027 - Northern Region and 8951 7373 - Southern Region), with a “Notice of intention to start work” prior to commencement of work.
  11. Any changes to this drawing, required or desired during the construction phase must be authorised by a Indigenous Community Development officer.
  12. Asset Handover information to be provided to Indigenous Community Development, prior to handover inspection. This includes ‘As constructed’ drawings, Test Certificates, itemised capitalization values. Refer to Power and Water Indigenous Community Asset handover Guidelines.
  13. Designer to contact Indigenous Community Development, Power and Water, to arrange for handover inspections. Seven- (7) days notice must be provided prior to inspections.
  14. Connections to existing water and sewer mains will only be carried out when all works upstream of the connection are complete (i.e. tested, disinfected where applicable, backfilled and certificates submitted) in accordance with the approved design drawings, and have satisfactorily passed final handover inspection.
  15. Constructor is to arrange a start up meeting on site a minimum one week prior to starting work. Documents to be submitted before the start up meeting include the construction work plan, Inspection and test plan, Project contact details and milestone dates. The meeting is to include the constructor, the independent certifier a client representative is recommended and a Power and Water Indigenous Community Development officer. The constructor is responsible for all costs associated with the start up meeting, including any airfare or charter costs.
  16. A copy of the approved lot servicing plan and a "Water and Sewer Connection Application Form - Remote Operations" Must be lodged, by the project plumber prior to starting work on the water or sewer services.

Water

  1. Water pipes shall be ductile iron cement lined (DICL) (class K9), or uPVC (Class 12), with DICL fittings, unless noted otherwise.
  2. Water mains shall be offset from property boundaries a distance of 2.4m in road reserves and 1.5m in private property, except where shown otherwise on the drawings.
  3. The superintendent shall confirm water pipe embedment type after inspection of the excavated trench.
  4. All Bends and Tees to be supported by thrust blocks.
  5. Any existing services on the site to be confirmed and upgrade to meet the current power and Water standards as required.

Sewerage

  1. All gravity sewer pipes shall be uPVC class SN8 with styrene-butadiene rubber ring joints (SBR), unless noted otherwise.
  2. Sewers shall be offset from property boundaries a distance of 1.6m in road reserves and 1.5m in private property, except where shown otherwise on the drawings.
  3. All gravity sewers are DN150, unless noted otherwise.
  4. The superintendent shall confirm sewer pipe embedment type after inspection of the excavated trench.
  5. Maintenance Hole covers shall finish at: a) Finished surface level in road reserves and footpaths; and b) 150mm above surface level in private property and open space.
  6. The constructor shall inscribe the Maintenance Hole cover with the identifying number as shown on the drawings.
  7. Any existing services on the site to be confirmed and upgrade to meet the current power and Water standards as required.

Electrical

  1. Any Road Clearance poles (RCP) are to be provided and installed by the developer’s electrical contractor.
  2. All RCP’s to be galvanised and installed as shown on the drawings.
  3. The RCP is to be 9 m by 150mm Nominal diameter fabricated in accordance with Standrad Drawing SO1-1-1-39.
    a. The footing depth is to be 1800mm with a hole diameter of 450mm.
    b. The concrete footing is to be 20mm above finished surface level and graded so that water flows away from the pole at base.
  4. Power and water will provide the aerial service and make the connection to the distribution system.
  5. The project electrician must lodge a "notice of intention" before starting
  6. Overhead Electrical mains shall be offset from property boundaries a distance of 3.2 m in road reserves, except where shown otherwise on the drawings.