SEDGMAN 3

Sedgman is the leading provider of integrated minerals processing solutions. Our 200-strong portfolio of high-performing processing plants and supporting mine-site infrastructure showcases the strength of our minerals processing leadership, 360° integration and value-based approach.

Minerals processing leadershipMinerals processing is at the heart of what we do. We actively use data and knowledge gained across four decades, hundreds of processing and materials handling projects, and numerous countries to raise our industry’s benchmark. We pair our historical insight with fresh thinking and leadership in areas such as new technology adoption. The result is world-class outcomes that stand apart for their reliability, efficiency, productivity and performance. Through our complete focus on processing, we turn our client commitments into value-adding guarantees.

360° integrationWe offer an integrated lifecycle, from engineering design to project delivery to ongoing operations. The breadth of that offer is matched by our depth of capability as we integrate technical, people, systems and sustainability considerations into everything we do. Finally, breadth and depth are strengthened by our unique 3600 feedback loop that drives continual improvement. What we design and how we construct are informed by our operations – and our operations are powered in return by direct connection with our engineering teams.

Value-based solutionsOur clients’ objectives and priorities drive our work, which is anchored in optimising client return on investment, maximising resource recovery and lowering unit costs. As we solve problems, realise opportunities and manage risk, we offer tailored solutions and flexible design, delivery and operations models for projects of all sizes. The number of clients who return to Sedgman and become ambassadors speaks to the advantages they realise from differentiated, value-based solutions.a

bout

4 SEDGMAN

SEDGMAN 5

We welcome the opportunity to solve complex challenges and unlock the full potential of diverse resources. Our technical expertise across major commodities is recognised globally and our regional experience spans major markets around the world. We turn best practice into practical value, supported by multi-disciplinary engineering, to meet the demands and complexities of diverse and remote environments. World-class outcomes are empowered by:

• Early engagement with clients to strengthen whole-of-life outcomes, turning robust, value-based studies into built reality and enduring performance that support marketable production sooner

• Authentic collaboration with our clients to ensure ongoing alignment with their requirements and wider success through integrated planning, flexible staging and optimised delivery

• Database-driven intelligence from our four decades of delivery, offering rich data that underpins confident solutions and commitments, and fast-tracks problem solving and end-to-end optimisation

• Processing innovation and digital transformation including leading technologies that connect clients with new advances and certainty through safe, profitable and sustainable performance

• Diverse, flexible delivery models driven by the specifics of each project to achieve the right mix of risk and reward and, ultimately, the right value

• Industry-leading systems including advanced design software, smart construction platforms and real-time operations systems, able to create a powerful data value-chain across the project lifecycle

• Bankable results that provide commercial assurance for clients, including fixed price and fixed schedule certainty, renowned performance guarantees and fast production ramp-ups

• A reliable network of joint venture partners; leading, global minerals processing equipment providers; and proven subcontractors, that support high-quality, cost-effective, efficient results.

Since 1980, Sedgman has advanced the standard of excellence and innovation in design, delivery and operations for clients. Our Australian heritage has turned into a legacy of projects around the world. And we have expanded from our early days in coal to today, where our expertise includes iron ore, precious and base metals, and industrial minerals. We offer clients a complete service backed by the certainty made possible with world-class facilities. Clients who engage us for a single project stage leverage our end-to-end insight, and those who retain us across a project’s lifecycle gain cumulative advantages.

Ultimately, what drives value is our commitment to leading solutions and accountability for results. We emphasise flexibility, partnering with our clients to ensure our capabilities, innovations and delivery models are tailored to their specific project requirements. That is how we optimise development returns; minimise costs; meet safety, time, budget, risk and quality goals; and deliver outcomes that surpass expectation. We are proud to have supported many leading mining companies in Australia and internationally – often multiple times over – as our passion drives global best practice forward.

Sedgman’s culture and commitment to social value extend what we mean by client excellence. Our people’s impressive performance is based on holistic thinking and lean, smarter ways of working, supported by our focus on diversity and social inclusion. Our genuine, safety-first culture prioritises keeping people safe and enhancing wellbeing. Our disciplined approach to quality further drives performance. Through best-practice environmental management, we find practical solutions to prevent pollution and reduce environmental impact. And, we integrate socio-economic factors and shared value into everything we do to support vibrant, liveable and sustainable communities.

Engineering designWorld-class solutions are made possible through our in-house team of experts who are skilled in fast-tracking the development of proven, value-engineered projects. Unique site requirements, specific commodity characteristics and complex conditions are addressed through our technical capability and processing logic. Technology and equipment selections are drawn from our international project database and ongoing research, driven by our passion for innovation. Collaboration with all stakeholders enables greater value and our company’s integrated approach means everything we design deeply considers constructability, operability and maintainability at the earliest stages of development.

We have a reputation for optimising designs to achieve benefits such as increased yields or recovery; reduced capex and opex; improved availability, safety, access and schedule; and minimised risk. Technical assessments of resources and project needs combine with experience and innovation to challenge thinking and develop tailored solutions. Our site layouts, together with process and materials handling configurations, are known to reduce upfront capital and footprint with no compromise to performance. This includes associated infrastructure such as stockpiling and product loadout systems for bulk products and concentrates.

Performance commitments are just one way we stand by the quality of our engineering capability as we seek to be a long-term partner able to turn early studies into delivered projects and impressive operations.

engineering

In project development, from concept to feasibility studies, through to detailed engineering design, we offer globally recognised expertise such as:

• Resource analysis and maximisation

• Process selection and design

• Plant and materials handling design

• Crushing and milling design

• Mine-site infrastructure design

• Technical reviews and audits.

We understand how to best enhance processing designs to support seamless integration and exacting project targets

6 SEDGMAN

Disciplined, staged, flexible studiesSedgman takes a disciplined, staged and flexible approach to studies to best support project feasibility, investment realities and construction milestones. The cornerstone of our approach is our co-creation workshops that explore processing and infrastructure trade-offs, risks and opportunities, and work-in-progress concepts. These provide the critical, iterative inputs that drive optimised design and engineering including flowsheets, layouts, equipment selection, and capex and opex strategies.

Design ingenuitySedgman has a long history of plant design and processing innovation that has contributed to our standing as an international industry leader. For example, on one project we optimised the site layout to achieve a smaller footprint, reduced conveyor lengths and transfer stations, and reduced earthworks, while still incorporating appropriate maintenance access to achieve more than 8,000 operating hours per year. From incremental improvements to large-scale innovations, we optimise designs to support better construction and streamlined, efficient operations to deliver maximum economic return.

Integrated, multi-disciplinary teamA central strength of our engineering services is our ability to involve a tailored, multi-disciplinary team to support the unique requirements of each project. This includes experts in process, civil and structural, mechanical and piping, electrical, control systems and services. Clients gain fast-tracked solutions with technical surety. We extend this value through our integrated construction and operations team members who enable greater precision and optimisation in estimating, scheduling, procurement, logistics, project controls, construction, commissioning, operations, maintenance and asset management.

Bengalla, Australia CoalSedgman undertook engineering, procurement and construction management (EPCM) of the original 600t/h coal handling and processing plant (CHPP), including stockpile machine blending systems and a 4.2km overland conveyor. Upgrades have included two capacity expansions to 1,700t/h, tailings dewatering and two-stage dense medium cyclone conversion for greater operational flexibility. Computer modelling and production simulations optimised plant configuration designs for Bengalla Mining Company, resulting in a high-productivity plant that can process 17 individual coal seams concurrently. Safety, productivity and environmental results have exceeded industry standards.

GEMCO, Australia Manganese oreSedgman’s comprehensive feasibility studies for South32 focused on a 0.5Mt/a capacity increase by re-processing manganese ore stored in the tailings stockpile. Our team then moved into delivery with our scope spanning detailed design, supply, fabrication, construction and commissioning of a fine ore beneficiation plant, port stockpile expansion and associated infrastructure. The project maximised the potential of waste material by converting it to a high-value product. Our client achieved record ore production soon after, with high utilisation rates and circuit operation exceeding design capacity.

Mungari, Australia GoldSedgman worked closely with La Mancha on the engineering, procurement and construction (EPC) of this 1.5Mt/a carbon-in-leach (CIL) gold processing plant. The work followed feasibility studies and front-end engineering design (FEED) previously delivered by our team. The plant processes a blend of ores to produce a gold doré product. The highly efficient and cost-effective design supported our client’s rapid move into a high-revenue production phase. The design and seamless delivery enabled a cost-effective solution while maintaining excellent reliability, operability and maintainability.

SEDGMAN 7

Project deliveryThe centrepiece of Sedgman’s integrated offer across the project lifecycle is our delivery capability. Our execution teams are mining infrastructure project delivery leaders in processing and broader mine-site requirements. This connects clients with wide-ranging advantages including a single point of ownership and accountability, blended site and remote teams, direct integration with our design and operations specialists, and seamless systems interfacing. These translate into greater optimisation and certainty, reduced interfaces and risk, and fast-tracked problem solving and construction durations.

Project execution experience underpins thorough, efficient, optimised and reliable programs alongside disciplined estimating – both benchmarked against other projects for maximum assurance. We are proud of our reputation for safe, on-time, on-budget delivery, transitioning into a smooth, fast-tracked ramp-up to full production. This includes delivery in remote regions and under extreme environmental conditions. For us, every challenge is an opportunity waiting to be found. The end result is an asset geared for prime performance.

pro

jects

Our track record provides clients with the confidence our construction commitments made at the start will be met on completion

8 SEDGMAN

For processing plants and mine-site infrastructure, our renowned project delivery offer spans:

• Detailed design and engineering

• Procurement and fabrication management

• Construction

• Commissioning and performance testing

• Transition to operations.

SEDGMAN 9

Smart project delivery strategiesWe approach each project as a dedicated constructor but with the added strength of our end-to-end team of specialists and our integrated capability from design to operations. This empowers smart construction strategies that fast-track planning, optimise schedules, achieve a better and more assured price, provide greater certainty, improve constructability, enhance quality, and streamline delivery. We also provide highly specialised, hands-on operations transition teams to bring surety to the start of commercial production with efficient knowledge transfer and reduced risk.

Off-site and modular constructionOur team has led the development of off-site and modular construction methods internationally for decades. These allow us to leverage repeatable value from proven systems and processes – and techniques such as off-site fabrication and off-site or on-ground preassembly – while tailoring our approach to specific project requirements and constraints. Clients then gain the advantages of our expert project management capability. This includes our construction management systems that support efficient collaboration, field-based records management and BIM modelling, delivering high-quality construction with as-built accuracy for ongoing operations efficiency.

Sourcing strengthWe offer timely, low-cost global sourcing through our proven Shanghai procurement hub. With the backing of rigorous and mature procurement quality assurance, unmatched cost advantages are achieved with high-quality outcomes. Our expertise in Chinese fabrication, preassembly and delivery offers additional, significant cost savings with no compromise to time or quality. Our wider network of pre-qualified local workshops and export-focused subcontract workshops also effectively manages substantial manufacturing volumes. And we work closely with equipment vendors and fabricators on continual improvement.

ATCOM, South Africa CoalAfter Sedgman’s pre-feasibility and detailed design role on the ATCOM project, we formed an integrated project team with Xstrata to deliver this major upgrade to the CHPP and coal preparation plant (CPP) modules. The staged EPC contract gave Xstrata superior certainty for this complex, brownfield expansion – focused on maintaining production levels during delivery. The upgrade included a 1,900t/h raw coal handling system and two 850t/h processing plant modules, incorporating the introduction of large dense medium cyclones to the southern Africa market.

Aurora, Guyana GoldThe EPC contract for this gold processing facility was the result of a joint venture with leading South American constructor Graña y Montero. The GSJV combined Sedgman’s processing and engineering expertise with GyM’s local capability to deliver the 1.75Mt/a processing plant. The team overcame challenging terrain and remote logistics to achieve a cost-effective, on-time result, on a lump sum basis, backed by Sedgman’s global sourcing capability. This allowed Guyana Goldfields to benefit from high-margin production, sooner.

Pumpkin Hollow, United States of America CopperSedgman’s innovative feasibility study helped Nevada Copper to unlock value by linking a revised mine plan with a fit-for-purpose process and infrastructure solution. This included a 1.8Mt/a processing plant and surface infrastructure. The innovative solution turned into a lump sum EPC contract to deliver the copper concentrator plant and surface infrastructure. In addition to collaborating with the client team to deliver a high-efficiency plant, the introduction of Sedgman’s safety system to the local market underpinned best-practice outcomes.

10 SEDGMAN

OperationsFor more than 20 years, we have delivered processing, materials handling and tailings management services, alongside operational support services, to position projects for maximum production outcomes. Many of our coal operations are cost-effectively achieving 8,000 operating hours annually and we have a record of exceeding budgeted throughput rates, metallurgical recoveries and product volumes. Our proactive maintenance regimes also return lower operating cost profiles. When we operate plants that we have designed and built, our integrated capability drives even greater optimisation. When operating plants designed by others, we nevertheless draw on our in-house engineering bench strength, and knowledge database across multiple sites, to maximise outcomes.

Through our advanced operations and maintenance strategies, streamlined processes, and lean team structures, we deliver excellence. For clients, these result in timely and practical responses to site needs, sustainable efficiency, vital performance assurance and reliability, and reduced whole-of-life costs and performance risks. Our ready-to-go team is known for delivering above and beyond. Our agile approach uses minimal management on site with trade-skilled operator-maintainers, supported by off-site resources as needed. We work smarter and deliver more value via these smaller, highly skilled site teams that are empowered to access our multi-disciplinary, remote engineering capability 24/7. With experienced operators, we can also establish new plants or take over brownfield plants with minimal ramp-up time.

operations

We achieve industry-leading performance in metrics such as run hours, availability, recovery, metallurgical efficiency, unit operating costs and safety

Our flexible operations services can be delivered under a variety of commercial models including a tailored mix of:

• Facility operations

• Facility maintenance

• Facility auditing and debottlenecking

• Facility upgrades

• Operational readiness

• Transition support.

SEDGMAN 11

Continual improvementContinual improvement is vital for repeatable productivity that can maximise resource recovery, asset and plant capacity, as well as tonnes and run hours. We fast-track problem solving and assured improvement through our remote, multi-skilled engineering team, and our 3600 feedback loop into design and construction. Dedicated operations and maintenance reviews, effective optimisation strategies, reliability engineering, and preventative and condition-based maintenance practices are all available via a world-class team without the overhead burden. The enduring nature of many of our operations contracts underscores the value we deliver.

Operational readiness and transitionWe support clients from the start of each new project, providing knowledge transfer from design and construction phases, and sharing benchmarked insights from our operations. Our comprehensive operational readiness services span systems, planning, procurement and team development. And our flexible transition services help clients optimise their operations and maintenance at any stage of a plant’s life, from commissioning and ramp-up, to relief work, to ongoing training and improvement. We support clients to achieve a running start on their commercial production, reduce risk and surpass performance expectations to quickly reach full production potential.

Sonoma, Australia CoalSedgman has been operating this plant for Sonoma Mine Management ever since we completed the EPC contract in 2007. The facility, which produces thermal and metallurgical coal products, consistently operates at around 8,000 hours per annum, with Sedgman providing all aspects of maintenance and reliability strategy and execution in house. Our team has also managed the facility during all stages of multiple upgrades, including dense medium cyclone modules, a spiral and flotation plant, and continuous debottlenecking for throughput, recovery and reliability.

Red Mountain, Australia CoalSedgman first supported the Red Mountain Infrastructure Joint Venture during their CHPP commissioning, providing rectification and optimisation services to reach the designed 1,000t/h throughput. Our operations team has managed the facility since then, improving performance via strategic upgrades and operations and maintenance optimisation, including the first full-scale testing of reflux classifier technology in a production environment. The team has increased plant throughput by 50 per cent, with improved metallurgical performance, and continues to achieve safe, 8,000-hour operations with exceptional productivity and cost-efficiency.

Century Zinc Mine, Australia ZincSedgman completed the successful feasibility study for New Century Resources to restart the mine, concentrate pipeline and Karumba port, based on building a business to sell a high-value zinc concentrate from a waste tailings dam. Our team’s technical expertise paired with the rapid delivery of the EPC contract for the refurbishment and commissioning. Sedgman is now operating the processing plant and port facility under a long-term arrangement with an innovative commercial approach, efficiently producing up to 250kt of zinc in concentrate.

12 SEDGMAN

SEDGMAN 13

Trusted experience.Integrated solutions.

CIMIC Group’s family of industry leaders is proven across diverse disciplines, sectors and environments. What sets us apart is the way we integrate our world of experience and expertise, across our group and wider network, to develop future-ready solutions and deliver enduring, whole-of-life value. We apply our collective skills to each client’s objectives, driving greater insight to achieve the best outcomes. Our end-to-end capability and financial strength ensure technical and operational certainty across each project’s lifecycle. We give assets a performance advantage and provide better end-user experiences; create infrastructure with future generations in mind; and unlock resources for maximum productivity and output.

As an operating company of CIMIC, Sedgman leverages the financial strength and capability of one of the world’s leading international contractors. This gives our team access to best-in-class, complementary services across the global CIMIC Group, as well as the wider HOCHTIEF and ACS businesses.

14 SEDGMAN

CONSTRUCTION MININGCONSTRUCTION

Enduring, whole-of-life valueCollaboration within our group delivers benefits to clients including fast-tracked access to complementary technical expertise, project efficiencies and synergies, and single-point accountability with reduced interfaces.

As a group, we thrive on achieving excellence in the moment while pursuing long-term evolution to stay at the forefront of changing needs globally. Our mission is to generate sustainable shareholder returns by delivering innovative and competitive solutions for clients and safe, rewarding and fulfilling careers for our people. With a history since 1899, and more than 43,000 people in 20 countries across Australia and the Pacific, Asia, Africa, and North and South America, we serve in line with our Principles of Integrity, Accountability, Innovation and Delivery, underpinned by Safety.

CIMIC Group includes our construction business CPB Contractors, including Leighton Asia and Broad, our mining services provider Thiess, our services specialist UGL and our public private partnerships arm Pacific Partnerships – all supported by our in-house engineering consultancy EIC Activities.

SEDGMAN 15

MINERALS PROCESSING SERVICES PUBLIC PRIVATE PARTNERSHIPS ENGINEERINGPUBLIC PRIVATE PARTNERSHIPS

16 SEDGMAN

© Sedgman I 2019

SEDGMAN.COM

For more information, please contact Sedgman:

Head office (Brisbane) – Level 5, 179 Grey Street, South Bank Qld 4101, AustraliaT +61 7 3514 1000

Australian offices – Brisbane, Perth Global offices – Santiago, Vancouver, Shanghai, Centurion