12 November 2008
Ditton Geotechnical Services
Teralba Colliery - Mine Subsidence predictions and impact assessments for MWs 1-41, Cardiff Borehole Seam workings (4 months, 2003-4).
Teralba Colliery - Single Abutment Chain Pillar Width Design for MWs 1-41, Cardiff Borehole Seam workings (2 weeks, 2003-4).
Teralba Colliery - Mine water in-rush risk assessment (3 months, 2002).
Wambo Colliery - LW13 Installation Road/MG Belt Road secondary support investigation, design
and monitoring (6 months, 2002).
United Collieries - LW1 Installation Road/MG Belt Road secondary support investigation, design and monitoring (3 months, 2001).
United Collieries - SE 2 Headings beneath Wollombi Brook Investigation, Pillar design and subsidence impact assessment (3 weeks, 2001).
Cooranbong / Mandalong Mines - Development Headings – secondary support investigation, design and monitoring for thrust fault affected roadways (1 month, 2001).
Roche Mining - Review of geotechnical data and roof support design for access drift and main headings development contracts at Kayuga and Mandalong Mines (1 month, 2002).
Roche Mining - Review of geotechnical data and temporary side-wall support design for
ventilation shaft contract, Cracow Gold Mine (1 month, 2004).
Major Civil/Mining Projects :
Site Geotechnical Engineer, Compass Base Metal Mine, Batchelor, NT (1 week, 2000). Geotechnical logging of 700 m of bore core for open cut pit slope design.
Site Geotechnical Engineer, SKM/Abigroup, F3 Freeway, Colongolook to Brushes Creek Upgrade (1 week, 1999). Design of rock slope cutting reinforcement and shotcrete requirements.
Site Geotechnical Engineer, Leighton Contractors, Settlement Shores Residential Sub-Division (3 months, 1999). Investigation, design and monitoring data review of 5 m preloading of marine clays beneath bridge approaches.
Site Geotechnical Engineer, Port Waratah Coal Services, K6 Coal Loading Berth Construction, Hunter River, Kooragang Island (6 months, 1998) - Marine and land piles pile driving analysis and rock socketed pile inspections and design capacity verification, supervision and electric friction cone testing of deep compacted sand fill. Documentation of installed piles, deep fill testing and incremental pile load test results for quality assurance purposes.
Site Geotechnical Engineer, Transfield Montgomery Watson, Morpeth WWTW Construction and Effluent Pipeline (3 months,1999) - Site investigation, footing design, pipeline excavation and crane stability assessments and environmental sampling and testing of existing land farming area. Footing inspections conducted during construction.
Kooragang Island Wind Turbine, Energy Australia, (1 month, 1996) - Site investigation of
foundations and design of suitable footing system, including earthquake-loading considerations.
CV for Steven Ditton