QUARRYING Technical Services statement of qualifications

QUARRYING technical services Golder’s NZ Mining Team provides world class technical support for quarrying, exploration programs and mining. Based right here in NZ, we link you with a global network of mining professionals on six continents to bring the best in technical, practical, and pragmatic solutions to your project. Golder Associates (NZ) Limited (Golder) provides a multi-disciplinary consulting service. We have a team of experienced professional mine and geotechnical engineers, geologists in modelling, exploration planning and supervision, geophysicists, and the whole range of consent and operational planning disciplines including groundwater, air and environmental studies and consent planning itself. Our experience is both local and international, covering all aspects of investigation, design, and economic analysis for potential and existing quarry projects of all sizes. We integrate with a global network of internationally recognised technical leaders to bring you the best solutions for your mining challenges. We combine extensive operating experience with the sound technical and engineering principles. We will help you advance your project based on cohesive, achievable recommendations toward a dependable result.

QUARRY ENGINEERING SERVICES Golder provides a complete range of quarry engineering services from exploration, scoping and feasibility studies right up to expansion, remedy or optimisation of existing quarries. We deliver practical, readily implemented solutions designed to provide effective outcomes. QQ Planning, design and optimisation QQ Drill and blast studies QQ Equipment specification QQ Sensitivity analyses QQ CAPEX/OPEX estimation and analysis QQ Economic evaluation/ cash flow analysis QQ Efficiency reviews QQ Strategic planning. closure planning QQ Rehabilitation QQ Value added end of use land planning GEOTECHNICAL SERVICES Golder provides a complete range of geotechnical design, monitoring, instrumentation and data management services for both civil engineering and operating quarries. We understand the complex combination of geological, geotechnical, operational and regulatory factors that make quarrying in New Zealand different. QQ Ground control management plans

Geotechnical investigations and design Rock mechanics QQ Geotechnical domain characterisation QQ Geotechnical risk management QQ 2D and 3D slope stability analysis QQ Slope stability monitoring QQ Geotechnical instrumentation and remote monitoring systems design and installation QQ Geotechnical data collection, mapping, logging, sampling and testing QQ Waste dump engineering QQ Geotechnical risk management QQ Ground support and reinforcement. QQ

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MATERIAL SCHEDULING Haulage is critical. We have the experience to “get it right” and build your mine plan on this cornerstone. QQ Haul road layout and construction QQ Stockpile / dump layout and operating strategy QQ Multiple source / destination scheduling QQ Blending studies. EXPLORATION AND RESOURCE / RESERVE EVALUATION Golder has extensive technical and operating experience in exploration as well as resource and reserve evaluation. QQ Exploration budget, design and implementation QQ Detailed geological mapping, sampling and modelling

Surface and airborne geophysical exploration and interpretation QQ Downhole geophysical logging and televiewer interpretation QQ Resource modelling and grade estimation QQ Geostatistical analysis. QQ

HYDROGEOLOGY / HYDROLOGY

Golder delivers solutions that help our clients achieve their sustainable development goals by providing a wide range of independent consulting, design and construction services in our specialist areas of earth, environment and energy.

Hydrogeology is an important component of quarry planning and management as groundwater is a key factor in areas such as site stability and environmental management. QQ Groundwater exploration, site characterisation, testing and monitoring QQ Groundwater drainage and dewatering QQ Aquifer system characterisation including recharge, discharge, water balance and flow path evaluation QQ Groundwater contamination assessment and remediation QQ Groundwater abstraction and aquifer yield evaluation QQ Surface water and groundwater interaction, such as baseflow in streams or stream depletion resulting from borefield abstraction QQ Hydrogeologic database management, including GIS based data analysis QQ Hydrogeochemistry, including wall, tailings and waste rock leaching and acid rock drainage assessment and management.

ENVIRONMENTAL AND STATUTORY PLANNING SERVICES We can help you plan from concept to closure; we aim for better environmental performance with reduced total project costs. QQ Quarry consenting QQ Preparation of AEEs QQ Evaluation of requirements (legislative, corporate, other) QQ Environmental considerations, including ecological and conservation management and baseline monitoring QQ Resource management consents and AEE preparation QQ Noise, vibration and air discharge assessment QQ Landscape assessment and planning QQ Water management (water quality requirements, erosion issues, ARD) QQ Highwall and dump reshaping QQ Closure liability performance bond assessment. OTHER SERVICES In addition to the services listed above, Golder offers a broad range of support services. We have had recent or ongoing inputs into projects in the following areas: QQ Geotechnics for civil infrastructure, including haul roads and plant foundation QQ Stockpile stability assessment, spoil management assistance QQ Site water management and treatment, including ground and surface water chemistry and hydrogeology QQ Geophysics, including microseismic instrumentation and monitoring systems QQ Contaminated site decommissioning QQ Environmental monitoring QQ Hydrological monitoring.

our team Golder’s Mining Team in New Zealand has extensive experience in mining and geotechnical engineering design and construction projects based in New Zealand and other international locations. This experience is used to provide our clients with focussed and practicable advice.

LOCAL PROJECTS Golder’s Mining Team’s wide client base encompasses much of the major mining activity carried out within New Zealand. Some examples of these are presented below.

Staff members in other specialist teams, both locally and internationally provide support in complementary fields including hydrogeology, planning, air quality and ecology. Close internal cooperation and communication between our specialist teams is a major strength of Golder, allowing us to develop focussed technical solutions for our clients. The capabilities of Golder’s Mining Team are based on appropriate technical qualifications and experience in mining related disciplines such as exploration, resource estimation, mine planning and rock mechanics, along with knowledge of and experience with regulatory requirements such as the Resource Management Act.

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Ravensdown Fertiliser Co-operative Ltd

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Takitimu Coal Ltd

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Fulton Hogan

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Canterbury Coal (2013) Ltd

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Winstone Aggregates

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MOD Resources

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Holcim (NZ) Ltd

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L&M Group

Oceana Gold (New Zealand) Limited

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Fonterra

Solid Energy New Zealand

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Ministry of Economic Development

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Stockton Alliance

Network Tasman Ltd

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New Zealand Coal & Carbon Ltd

New Zealand Petroleum and Minerals: Crown Minerals

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Newmont, Waihi

Global Capability

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Rockies Mining

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Confidential Clients.

Golder has a wealth of experience in the mining industry and other industries that use mining services. Golder now employs more than 8,000 people operating from more than 180 offices located across Africa, Asia, Australasia, Europe, North America and South America.

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Cascade Coal Ltd

international PROJECTS The team is actively involved in a range of international projects. Clients include: QQ

Cemex Asia Pte. Ltd., Philippines

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Northparkes Mines (RTZ), Australia

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Lafarge, Philippines

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Copper Strike Ltd, Eastern Australia

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Orica, Australia

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BHP Billiton, Australia

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MP, Colombia

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Xstrata, Australia

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Rio Tinto, Australia

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Teck-Cominco, Canada

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Walters Energy, Canada

Société des Mines, D’Ity Mine Project, Ghana

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Artha Nusantara Resources, Indonesia

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PT Jawa Power, Indonesia: Various Coal Suppliers

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Atrum Coal, Canada B&V Management Consulting: Hongsa

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Vale, Australia

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Peabody Coal, Australia Horizonte Mining, Peru

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Thiess, Indonesia

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Binungan Mining, Indonesia

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Beacon Hill Resources, Mozambique

Leighton (for Lafayette Mining), Philippines

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Goro Nickel, New Caledonia

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PanAust, Australia.

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Lignite Mine Mouth Power Project

OUR organisation As a global, employee-owned organisation with over 50 years of experience, Golder Associates is driven by our purpose to engineer earth’s development while preserving earth’s integrity. We deliver solutions that help our clients achieve their sustainable development goals by providing a wide range of independent consulting, design and construction services in our specialist areas of earth, environment and energy.

SOFTWARE The New Zealand Mining Team utilises a range of industry-leading software to achieve project goals to the highest technical standards. Most software packages allow seamless integration with our clients’ mine management software systems, benefiting the overall project timeline by removing the requirement to modify outputs. MINE DESIGN / PLANNING / MODELLING QQ Vulcan (Maptek) QQ Minescape (Mincom) QQ Leapfrog (ARANZ Geo) QQ Whittle (Gemcom) QQ GOCAD (Paradigm) QQ MVS Premier (C Tech Development). Scheduling iGannt (MineMax) QQ XPAC (RungePincockMinarco). QQ

Mine Haulage/Loading QQ TALPAC (RungePincockMinarco). Information Management QQ acQuire (aQuire Technology Solutions) QQ Gold Data QQ MS Access (Microsoft). Downhole Geophysical Logging QQ WellCAD (ALT). Spatial Data Management QQ ArcGIS Advanced (ESRI) QQ MapInfo Professional (Pitney Bowes).

Geotechnical QQ Rocscience Suite (Geotechnical Modelling): Dips, Slide, Swedge, Phase2, RocLab QQ GeoStudio (Geotechnical Modelling; Geo-Slope International): SLOPE/W, SEEP/W QQ Galena (Slope Stability Analysis; Clover Associates) QQ GEROC (CPT Analysis) QQ CPeT-IT (CPT Analysis; Geologismiki) QQ CLiq (Liquefaction Analysis; Geologismiki) QQ gINT (Borehole Logging; Bentley). Geophysics QQ Oasis montaj (Visualisation and Modelling; Geosoft) QQ Surfer (Gridding; Golden Software) QQ Res2dinv/Res3dinv (ERI; Geotomo Software) QQ ERTLab (3D ERI; Geostudi Astier) QQ ReflexW (GPR, Seismic Refraction; Sandmeier Scientific Software) QQ SWAN (Surface Wave Analysis; Geostudi Astier) QQ JDi/Vantage (Microseismic Visualisation and Analysis; IMS) QQ The Kingdom Suite (Seismic Interpretation; IHS) QQ Seisimager/SW (Surface wave analysis; Geometrics).

Golder’s services are built upon seven key elements: QQ Health and Safety QQ Environmental Protection QQ Reliability QQ Quality QQ Efficiency QQ Community QQ People. These key elements are embedded in Golder’s accredited corporate management system (GAIMS) and form the basis on which we offer all of our services. Golder in New Zealand has grown to over 150 people located in six regional offices, with specialist skills in ecology, environmental planning, engineering geology, hydrology, air, water quality and management, noise, contaminated site evaluation, geotechnical engineering, construction, geophysics and geology, amongst other disciplines. We have the ability to draw on Golder nowand includes: personnel expertise from Golder offices around the world.

MARSTON

Golder in New Zealand has a flat A Golder Associates Company organisational structure and its management is based on a series of teams supporting a ‘One-Golder’ philosophy. Each team has a team Drill core samples leader who reports directly to the used to select packer Managing Director (Hannah testing intervals. Hamling), and together they form the management structure for the company. The management team report to the Board of Directors. All of the team leaders are experts in their respective disciplines, generally with many years’ experience and knowledge of the RMA process.

Sams Creek Gold Project.

Health, Safety and Environment

LEGISLATIVE FRAMEWORK Golder knows the legislative framework around the New Zealand extractive industries. We provide experienced and pragmatic assistance to clients navigating the often complex regulatory environment. Whether it’s aggregate, limestone, gold in the stream, hard rock, coal, or other minerals, we can help you address the requirements of the Crown Minerals Act 1991 (CMA), the Resource Management Act 1991 (RMA), the Department of Conservation, iwi/hapu, local and regional councils, landowners and other interest groups. PROVISION OF EXPERT ADVICE AND EVIDENCE Golder’s expert advice and evidence is objective, professional and stands up to the closest inspection. Our approach is founded on open and direct communication with the client, and thorough preparation. We provide strategic, pragmatic advice, innovative where appropriate, and geared towards long term business objectives. Golder staff has been involved in a wide range of Regional Council, Environment Court and High Court hearings, and have also been involved as hearings commissioners for local bodies. ADDITIONAL SERVICES Golder provides expert technical and strategic advice in a range of areas. Statements of Qualifications can be provided for a variety of other areas of expertise. Please contact Golder if you would like to discuss any aspect of the services we can provide.

Golder has embedded Health, Safety and Environment (HSE) as a true organisational value. Our dedicated HSE Manager provides specialist support across our operations and our strategic business plan reflects our HSE objectives. We promote a safety culture based on openness and participation to integrate and support HSE risk management with our clients and contractors on the basis that everyone is responsible. Our Health and Safety Management System is regularly reviewed and is accredited to the ACC Workplace Safety Management Practices audit to tertiary level. Our training and coaching framework provides employees with the knowledge to perform their assigned tasks with a commitment to quality, while maintaining best practice health, safety and environmental standards. Each project plan is assessed for additional specialist training requirements, which are addressed prior to the start of the project. Our fieldwork is conducted with consideration of the client’s HSE standards and procedures to promote consistency. Where there is a duplication or contradiction in standards, the higher standard is always adopted. Sustainability Golder is committed to promoting sustainable communities and responsible development by embedding the principles of sustainability into project planning, design, execution and operation, and by delivering products and services for sustainable development. Moreover, we are committed to conducting our business and operations in a manner that has a positive impact on the communities in which we live and work. Our sustainability relies on using resources prudently, reducing our environmental footprint, and supporting a better quality of life for people around the world.

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Engineering Earth’s Development, Preserving Earth’s Integrity. [email protected] www.golder.com

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