Work for particular retaining walls
3 Work for particular retaining walls
Building work for a retaining wall, other than work for a retaining wall that forms part of the fencing for a regulated pool, if—
there is no surcharge loading over the zone of influence for the wall; and
the total height of the wall and of the fill or cut retained by the wall is no more than 1m; and
the wall is no closer than 1.5m to a building or another retaining wall.
In this section—finished ground level, for a retaining wall—
means the ground level adjacent to the footing system of the wall at the completion of construction and landscaping; but
does not include the footing for the wall.
surcharge loading means a load applied to a soil stratum that has, or may have, the effect of consolidating the stratum, other than a load arising only from—
persons or vehicles on, or moving over, the stratum; or
the effects of rain on the stratum.
total height of the wall means the height of the wall measured from the finished ground level.zone of influence, for the retaining wall, means the volume of soil stratum behind the wall that affects the wall’s structural integrity.
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