Appendix C - Site & Soil Evaluation and Effluent Disposal Report

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Requirements of irrigation system:

All irrigation pipe work and fittings shall comply with all parts of AS 1477 or AS 2698.2. The distribution
irrigation lines should be buried to a minimum depth of 100mm. There shall be no cross connection between
any irrigation pipe work and the potable water supply. Any pipe work used for the transport of effluent included
treated effluent must be lilac in colour

Along the boundary of the surface irrigation area there shall be at least two warning signs clearly visible to
inform the occupants of the premises that recycled water is used for irrigation. Each sign shall comply with AS
1319 and have:

(a) _ lettering visible at 3m and

(b) wording: Recycled Water
Avoid Contact
DO NOT DRINK

Prior to the use of the system, the warning signs and the landscaping and surface preparation must be
completed. The Land Application Area must also be inspected and approved for use by Australian Soil
Investigations.

Siting of the Land Application Area:

The current Code of Practice for On-site Sewerage Facilities provides minimum horizontal/vertical separation
distances for Land Application Areas. They are as follows;

Property Boundaries Upslope from the Area - 2.0m
Property Boundaries Downslope from the Area - 4.0m
Dwellings or buildings - 4.0m
In ground swimming Pools - 6.0m
In-ground potable Water Tanks - 15.0m
Dams, Watercourses or Bores - 10.0m
Vertical distance to water table - 1.2m

In no instance shall Effluent be used for irrigation of fruit or vegetables.

No Vehicle loading or children’s recreational areas to be applied or constructed within the Land
Application Area.

System Maintenance:

The owner of the property shall ensure that all manufacturers maintenance procedures are undertaken in
accordance with the local authority and the manufacturers recommendations for what ever system is installed.
The owners guide for AES systems should be downloaded from www.actiontanks.com.au. All guidelines and
recommendations are to be adhered to.

System Installation:

Installation of the system must be undertaken by a qualified plumber in accordance with local authority
requirements and in accordance with the relevant Australian Standards and Australian Building Code. If
installing an AES system installer must have completed AES accreditation. Installation to be in accordance with
AES installation instructions.

Definitions:

Design Loading Rate (DLR)

The long term acceptance rate (LTAR), reduced by a factor of safety, expressed in L/m?/day or mm/day as
applied to the horizontal design area of a land application system.

AUSTRALIAN SOIL INVESTIGATIONS Page 5 of 6 ASI Ref: 210480(A)