SESSION 5: 
LANDFILL DESIGN

TYSON CLINGAN

Principal Engineer, Mackenzie Environmental

Tyson is a Principal with Mackenzie Environmental with 13 years’ experience consulting to the landfill industry as a geoenvironmental engineer. Tyson is a chartered engineer (civil and environmental) with Engineers Australia. Tyson specialises in all aspects of landfill design, environmental approvals, EPA licence compliance and landfill gas management.

MARISSA THEODOROU

Senior Civil Engineer, GHD

Marissa has 8 years’ experience as a civil engineer and project manager within the Environmental and Transport sector. Her communication and problem solving skills have allowed her to actively project manage and deliver a variety of projects relating to civil design and construction, particularly waste management / landfill infrastructure projects. Marissa has contributed to the preparation of landfill cap, cell and leachate pond detailed design documentation, the development of rehabilitation plans, environmental risk assessments and cost estimates, and has performed the role of Auditor’s assistant for a number of design review and construction verification audits throughout Victorian landfills. She also is Certified by Geosynthetic Certification Institute (GCI) of the US in the provision of construction quality assurance for clay liners and geosynthetic materials.

CALLUM BROWNING

Environmental engineer
 

Callum is an Environmental Engineer with 5 years’ experience in waste management, geotechnical engineering and contaminated land. His primary role at Tonkin + Taylor, where he was worked for the last 3 years, has been design and construction supervision of landfill cells, caps and leachate ponds.

SAM BUTLER

Senior Civil Engineer, Golder Associates
 

Sam Butler is a Chartered Engineer and RPEQ with over 13 years’ experience as a professional engineer. Sam has worked on waste management projects across Australia, Papua New Guinea and New Zealand. He has managed a variety of projects related to landfill cell and final capping design, landfill remediation and landfill construction quality assurance. Sam has technical experience in utilising an array of modelling software for the simulation of LFG, leachate, pond and irrigation water balance models.