May 2009

People

New Senior Staff
Two New Associates

Announcements

Exciting Move for Tonkin Consulting
Tonkin Consulting Office in Darwin
SA Water Consultant Panel
Playford North Planning Award

Projects

Murtho Salt Interception Scheme
Green Urban Corridor Regeneration
Cape Jaffa Development
Carbon & Waste Management

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New Senior Staff

Tonkin Consulting is pleased to welcome four new senior staff members. Collectively, they bring a very impressive record of experience to our business and we take this opportunity to introduce them to you.

Keith Downard

David Roberts

Tanja Stefanovic

Steve Walker

Keith Downard Since graduating in 1978 with first class honours in Civil Engineering, Keith has had an interesting and diverse engineering career in South Australia and the Northern Territory. Most recently he was the Manager Projects and Investigations, with the Adelaide and Mount Lofty Ranges Natural Resources Management Board. During his 30-year career he also worked for a number of private engineering practices, the then E&WS Department and as a consulting engineer on a number of high profile projects.

Some of the projects that Keith had a key role in include:

• Morphettville Racecourse Wetland and ASR Scheme.This project, which won the AWA Water Conservation Award in 2002, involved the construction of a wetland and Aquifer Storage and Recovery (ASR) scheme at the Morphettville Racecourse to harvest up to 500ML of stormwater each year.

• Torrens Lake Aeration and Destratification Strategy.The installation of aerators and mixers in the Torrens Lake was the result of extensive investigations into a solution to the problem of cyanobacteria blooms in the Lake. This strategy won an AWA Award in 2004.

• Several Floodplain ManagementProjects including the Brown Hill and Keswick Creeks Floodplain Mapping Study, and the subsequent Brown Hill and Keswick Creeks Flood Mitigation Study, the First to Fifth Creeks Floodplain Mapping Study and a number of Urban Stormwater Master Plans.

• Magazine Creek and The Range Wetlands 50 ha of stormwater wetlands at Gillman. Keith was a consultant to these technically challenging projects that were constructed in low-lying saline environments, undertaken by a multi disciplinary team of consultants.

• Estuary and Lakes Hydraulic Flushing Model Study. Development of a 3-D hydrodynamic computer model of the Port Adelaide River and Estuary undertaken by a team including consultants and Universities. This study was awarded an Excellence Award in the IE Aust Excellence Awards, SA Division, 1996.

• Harbourside Quay, Port Adelaide. Documentation of remediation strategy, supervision and contract administration for remediation of contaminated site developed for medium density housing.

In his new role as Senior Projects Manager at Tonkin Consulting, Keith has been working with SA Water to develop a Business Continuity Management framework and prepare Business Continuity Plans for SA Water’s critical water supply and wastewater assets.

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David Roberts David has recently joined Tonkin Consulting as a Senior Mechanical Engineer. Following graduation from the University of New South Wales in1981, David began his career in NSW, moving to South Australia in 1994 for lifestyle reasons and to further broaden his experience and knowledge. As well as his most recent position as Senior Mechanical Engineer with Leighton Contractors (formerly AMEC), David has worked for a wide range of engineering firms, both in NSW and SA.

The  ‘Mechanical Engineering’ discipline covers a broad range of skills and David’s career certainly is testament to that diversity. Previous projects include:

• Winninowie Tanks Flow Improvement Project: The detailed design of a new HOSV control valve system and associated piping and controls at the SA Water Winninowie tank site.

• Quarantine and Telfer Power Station Expansion Projects: The process and detailed mechanical design of Balance of Plant storage and reticulation systems including raw and process water streams, effluent, diesel, high pressure natural gas and plant / instrument air. The generation of P&IDs, Hazop and Hazardous Area Classification documentation.

• City of Salisbury Re-cycled Water Projects: The process and detailed mechanical design of new pump house and storage tanks, and interconnecting above ground and underground pipelines, generation of layouts, specification of equipment. Detailed design of ASR wellheads, pump selection and associated piping and controls.

• ExxonMobil Adelaide Refinery: The preparation of project scope, mechanical design, purchase and construction specifications, tender evaluation and selection, technical and safety reviews of pressure equipment including pressure vessels, pressure piping, heat exchangers and associated equipment.

• Coopers Brewery Relocation Project: The mechanical, hydraulic and structural design of modifications to the plant water and steam systems including the Water Reticulation. EUWA Water Treatment, Hot Water Reticulation and Steam Reticulation Systems. Keg Line Relocation including CIP, process and services pressure pipe work, pressure and storage vessel modifications, Keg line layout and conveyor modifications.

• Johnson & Johnson (Aust) Pty Ltd Liquid Filling and Packaging Upgrade: The process and mechanical design of an 80 bpm Liquid Filling and Mixing Line for shampoo and sun screen products. The mixing upgrade included the design of two 8,000 litre mixing vessels, heat exchangers and associated equipment. Project management of building modifications to house the equipment including air conditioning, fire services and hygienic flooring system installation.

• Various Industrial Clients: The mechanical design of numerous pressure vessels, pressure piping and pumping systems and storage tanks to Australian and International Standards.

• ICI Operations Australia VCM Plant: The assessment, analysis and development of repair methodologies of corroded and / or damaged pressure vessels, piping, heat exchangers and storage equipment. Design and documentation of upgrades to pressure pumping systems, storage and reticulation systems and rotating plant to petrochemical industry standards.

David is currently involved in various projects for SA Water including the upgrade of pump stations at Lake Bonney and Lipson, together with investigation into an upgrade of the Goolwa Barrage Gate drive mechanism.

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Tanja Stefanovic Tanja was recently appointed as the Principal Chemical Engineer with Tonkin Consulting. She is currently the Vice President and Committee Chair of the Australian Water Association, a Chartered Professional Engineer and has a Bachelor of Economics and a Bachelor of Engineering (Honours) in Chemical Engineering,both from the University of Adelaide. Tanja’s most recent position was a Process Chemical Engineer with Adelaide Control Engineering/Glenn Jobling Consulting, where her responsibilities included the design and evaluation of processing plants for the drying and drum packing of yellowcake as well as technical reviews and advice on calcination, drying and filtration to the mining sector.

Additional experience and projects includes:

• SA Water – Australian Water Quality Centre: positions included Manager Laboratory Services, Business Development Manager and Analytical Services and Business Development Manager. Initially, she implemented a marketing plan, which maintained business growth of 5%, and Service Level Agreements were also established with key customers. Later, Tanja also managed all aspects of analytical, sampling and customer services provided by the AWQC.

• ICI/Orica Watercare: implemented a team-based approach to realign project procedures with current practice and company engineering standards. Achievements include 60% of projects managed were converted to ongoing business and achieving an annual business growth of 25%. Developed new solutions and managed contracts with customers for the provision of wastewater treatment services.

• Penrice Soda Products: process design and project management of plant improvements in solids handling, water treatment and power generation. Configured new networks, servers, systems and databases for operational and business functions. Design of user interface systems for operational reporting and configuration of a real time data collection application, collecting data from a process plant Ethernet, are also amongst her achievements.

Currently, Tanja is working with SA Water, reviewing process, effluent and sludge management options for the relocation of the Mannum WWTP. Also for SA Water, a review of options for sludge management at Port Augusta.

She is also working on a concept design for the introduction of Trade Waste to the McLaren Vale Community Waste Management Scheme for the City of Onkaparinga.

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Steve Walker Steve brings wide-ranging and relevant local government experience to his new role as Principal Asset Consultant. Graduating with a Bachelor of Engineering in Civil Engineering from the University of South Australia in1996, Steve has worked for the City of West Torrens in a range of roles including Co-ordinator Technical Services, Manager Technical Services and Manager Infrastructure. He also was the Manager Strategic Asset Management for the City of Salisbury and worked for two years with Jeff Roorda & Associates, as the State Manager SA.

Within those roles Steve has also provided consultancy services and training to a number of other local government bodies, both in SA and Australia-wide.

The development of Infrastructure Asset Management Plans (IAMPs) features markedly in Steve’s background. He has developed and /or mentored the development of IAMPs for the City of Salisbury, City of Tea Tree Gully, City of Unley, City of Mitcham, and for outback communities through the SA State Government ‘Outback Areas Community Development Trust’ program.

During his career, Steve’s extensive experience in a range of local government asset management initiatives, includes:

• City of Salisbury: developed a five-year works program for road resealing / reconstruction and kerbing replacement. Developed a generic ‘risk elevation model’ for the entire Salisbury Council area to prioritise the construction of new footpaths, upgrade bus shelters for DDA compliance, kerb and gutter replacement, pram ramp upgrades and street tree management. Developed a detailed capital and maintenance works program for Council’s 200 buildings, together with a management improvement program.

• City of West Torrens: developed a proactive maintenance management system, including supporting data collection and software for the repair of footpath faults. Collected spatial data using GPS relative to council parking controls and traffic control devices and created a GIS interface for traffic management purposes.

Steve has delivered training throughout Australia in the development of Infrastructure Asset Management Plans. He assisted in the development of the training program templates and provided support for over 500 users.

He delivered an on site training and support program for Alexandrina Council in the development of IAMPs and the integration of their existing infrastructure data with online modelling, and delivered an on site training and support program for the District Council of Peterborough in the preparation of a Transport Asset Management Plan.

In his role with the City of West Torrens, Steve initiated and developed a Business Unit to promote and market Council’s Asset Management capabilities in data collection, project management, digitising and other spatial projects. The unit was successful in winning several external contracts with the City of Prospect, the City of Victor Harbour, the Town of Walkerville and the City of Marion.

Many of our clients will be familiar with Steve who is currently working with the City of Marion in the development of unit rates for infrastructure valuation / works program estimating and the City of Norwood Payneham, St Peters in whole-of-life modelling of their infrastructure assets.

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