Projects

Whitehead & Associates are leaders in the field of onsite and decentralised wastewater assessment and design.

We have prepared guidelines for onsite wastewater assessment, design and management for a number of state and local government agencies in Australia and the Pacific, have undertaken numerous onsite domestic and commercial wastewater assessments and designs and have developed a quantitative risk assessment model for catchment wide analysis of onsite wastewater disposal.

Preparation of a Wastewater Management Report for a proposed 91-lot subdivision at Cangon Park, NSW to meet Dungog Shire Council DAF requirements

This project involved Land Capability Assessment, site investigation and soils analysis and the preparation of a Wastewater Management Report for

EPA Victoria Code of Practice Literature Scoping Review

Whitehead & Associates were engaged to undertake a literature scoping review to determine appropriate scientific underpinning of the Victorian Code

Provision of expert advice in the Victorian Civil and Administrative Tribunal relating to Land Capability Assessment for a proposed residential development

This project required review and preparation of an expert opinion on three Land Capability Assessments previously undertaken for a proposed

Prepare low energy onsite wastewater system design and Technical Specifications for construction at new Tongan Parliament building on sensitive Pacific Island coastal site

This project involved the design of a low energy 10kL/day onsite wastewater treatment system for the new Tongan Parliament building,

Undertake independent third-party peer review of onsite wastewater design for major highway service centre on the Hume Highway, NSW

An independent third party peer review was undertaken on the design of a 35kL/day treatment system for twin highway service

Audit of existing onsite wastewater systems and design of upgraded treatment and land application systems for Hawkesbury River Resort, Portland NSW

This project involved the operational audit of some 20 old septic systems and numerous soak pits and trenches located in

Revision and update of Domestic Wastewater Management Plan for Colac Otway Shire, VIC. Preparation of revised Operational Plan and Technical Document

This project has further developed the highly regarded Domestic Wastewater Management Plan initially prepared in 2015. The Operational Plan and

Phased Community Wastewater Management Scheme – Loch Sport, Victoria

This study involved audits of 150 on-site sewerage systems, soil and groundwater sampling, selection of a shortlist of partial, full

Technical review and revision of the Environmental Health & Protection Guidelines – On-site Sewage Management for Single Households (DLG 1998)

This technical review was completed for NSW DLG from 2003 to 2006 and involved an update of the 1998 Environmental