GIA application and Court Judgement Part 1 of 2 132006.268..02

 

GILBERT+SUTHERLANG

DIR = = design irrigation rate in mm/week ¢ 4m from property boundaries, pedestrian
paths, footings of buildings, walkways,

Therefore: recreation areas or retaining wall
footings and the like when facated

qw = 3,367k (from Table 5.1.1) x 7 days downslope from the disposal area, or 2m

= 23,569Liweek , when upslope or level.
DIR = = 20mm/week (adopted from Global For public health reasons the disposal areas
Testing report in Section 3) must have signage in accordance with

A : .
Ai = 23,569/20 = = 1,180m? SINZS 1547:2000

5.8 Additional buffer requirement
Assuming the conservative DIR of

20mm/week determined above, a minimum Further to the above recommended setback .

of 1,180m? is required for irrigation. distances the Noosa Shire Plan Planning
Scheme Policy 24 - Effluent Disposal

Drawing number HJ0085.1.5 shows the (effective February 3, 2006) requires that all

proposed redevelopment layout and effluent disposal irrigation areas are to be

Proposed irrigation area locations. located not less than 100m from any

permanent or intermittent watercourse.

5.7 Buffer distances To this end it is proposed that the irrigation

To protect downstream environmental area for this site will be located near the
values and prevent potential human health western fot boundary to the south of the
impacts, the following setback distances access road, See Drawing No,H/0085,1.6 (at
apply for effluent irrigation areas the end of this section).

(Queensland Plumbing and Wastewater

Code (2007)*}:

Secondary treated effluent

* 6m from an in-ground rainwater tank
used as a potable water supply for
humans or animals.

* 30m from a dam, bare, well or
permanent watercourse (embankment).

* 30m from an intermittent watercourse
(embankment) or drainage channel
provided that they are nat
directly/indirectly used as a potable water
supply for humans or animals.

* 6m from the water's edge of swimming
pool when located lower than the
disposal area or 3m when higher (must
also be outside of the pool enclosure).

 

® Queensland Department of Local Government,
Planning, Sport and Recreation ‘Queensland Plumbing
and Wastewater Code’ (2007). .

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