Attachment A Soil reports

ON-SITE EFFLUENT DISPOSAL REPORT: 146 Solar Road, Mt Cooroy.

Introduction:

Allgo Wastewater Management have conducted a Site and Soil Assessment at the above allotment for the
purpose of determining the most suitable means of on-site effluent disposal. On-site testing for this
assessment was performed in accordance with AS 1547-2000-"On-Site Domestic Wastewater
Management and the Queensland Plumbing and Wastewater Code. Field work for this assessment was
undertaken, on the 12/6/2014.

This assessment has been based upon the proposed house plans, provided by the client.
Site description:

The allotment is located within the Sunshine Coast Council.

and is contained within a | semi-rural area.

The slope within the aliotment is generally linear. The slope within the area best suited for effluent
disposal is in the order of 15%.

On-Site Assessment:
During-our site-evaluation consideration was given to the following:

Y the available area for the primary siting of absorption areas (Land Application Area) and
alternative sitings.

¥ the risk of prejudicing adjoining property and underground water supplies, by seepage or run off
from the site.

Y permeability, soil type and soil depth.

Y drainage, and envisaged seasonal changes in ground water level.

v general climate.

¥ slope and the effects of seepage and water run-off from surrounding higher ground.
On-Site Testing:
Three test holes were excavated in the positions shown in the attached site sketch. These holes were
100mm diameter x 600 mm deep for the purpose of site soil assessment in accordance with the AS 1547
- 2000. A further 100mm diameter hole was excavated to determine the soil profile. The site was then

classified in accordance with AS 1547 — 2000 On-Site Wastewater Management for the purposes of
effluent disposal.

AUSTRALIAN SOIL INVESTIGATIONS ASI Ref: 140120(A)