Your Dam Your Responsibility (PDF~1.2MB)

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10 Glossary of Terms
Spillway Chute An inclined open channel through which water flow is directed
below the toe of the dam. Surface may be grass, concrete or
beached.
Spillway Crest Usually the highest section floor in the spillway cut, which sets
the level of the storage.
Suitably Qualified
Engineer
A professional engineer who:
a) has qualifications sufficient for eligibility for membership of
Engineers Australia;
b) is recognized by the engineering profession as experienced in
the engineering of dams;
c) is competent to undertake the investigation, design,
construction supervision, repair and remedial work,
operational, surveillance, maintenance and decommissioning
activities associated with farm dams; and
d) has an appropriate amount of professional indemnity
insurance.
Surveillance The continuing examination of the condition of a dam and
monitoring procedures in order to determine whether a deficient
trend is developing or appears likely to develop.
Sustainable Diversion
Limits
The limits set by the Minister that quantify the volume of water
that may be allocated for winterfill licences on unregulated
waterways.
Top of Dam (Crest) The elevation of the uppermost surface of the dam proper not
taking into account any camber allowed for settlement or kerbs,
parapets, guardrails or other structures that are not a part of
the main water retaining structure. This elevation is usually the
roadway or walkway.
Watercourse A type of waterway defined in the Water Act 1989.
Waterway A term in the Water Act which includes any river, creek, stream,
or watercourse and a natural channel in which water regularly
flows but not necessarily continuously and a channel resulting
from the alteration or relocation of a waterway.
Waterway with High
Ecological Values
A wetland or marsh; or
a waterway with remnant native vegetation (either in-stream or
riparian); or
a waterway known to support flora and fauna of conservation
significance.