7Assessment of consequence category

7 Assessment of consequence category

7 Assessment of consequence category

(1) The owner of a declared dam must ensure that the consequence category of the dam is assessed by a competent person.

(2) The assessment must be carried out—

(a) within 6 months after the dam is declared to be a declared dam, and

(b) at least once every 15 years, and

(c) as soon as practicable after any of the following occurring that is likely to change the consequence category of the dam—

(i) a modification being made to the dam,

(ii) any significant change in the number of persons likely to be affected by a failure of the dam,

Note.

For example, a large residential development in the dam break zone.

(iii) a change (other than a minor change) in the severity of damage and loss that is likely to occur should there be a failure of the dam, and

(d) if the owner of the declared dam is required by notice in writing to do so by Dams Safety NSW, within the time specified in that notice.

(3) The assessment must be carried out using the Consequence Category Methodology.

(4) If the assessment concludes that the dam is an extreme or high consequence dam, the assessment must be reviewed by a competent person who has not been involved in the assessment process.

(5) The owner of the dam must ensure that a report setting out the findings of the assessment and the reasons for those findings is provided to Dams Safety NSW as soon as practicable after the assessment is completed.

cl 7: Am 2022 (331), Sch 1[4].