Project designs issued with a DIP package prior to the publication of the 11th edition of the UDS may be completed in accordance with the requirements of the 10th edition of the UDS Manual, however application of the new edition is encouraged as soon as practically possible. Edition 10 cannot be applied beyond Western Power's issued information package validity period which is within 6 months from the date of issue. (Refer clause 220.127.116.11).
Where work has commenced or formal contracts to undertake UDS works were signed prior to the publication of these requirements Western Power may grant permission, on receipt of an application for exemption from these amended requirements. Exemption will not be granted where there is a safety concern.
The amended information contained within the 11th edition of the UDS Manual and subsequent amendments is not retrospective from the date of publication unless an existing development or part thereof constitutes a safety issue as determined by Western Power.Edition 11 revisions to the UDS Manual include:
Flood and ground water level consideration
Options to defer substation construction on some commercial and industrial lots
Early construction commencement for some subdivision stages
Assessment of impact of electrical faults on metallic pipelines.
Working end requirements changed due to safety concerns.
Cable layer and jointers qualifications.If you have any comments or queries please contact Western Power's Customer Service Centre on 13 10 87 or make an enquiry online through the Western Power’s website - UDS manual feedback.