1. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 ALAN AULD GROUP ALAN AULD GROUP LTD Proposal for Technical & Commercial Support to the Laguna Project Alan Auld Chairman and Managing Director of Alan Auld Group Ltd John Elliott Managing Director Alan Auld Engineering Ltd Chris Thompson Managing Director of Alan Auld Commercial Ltd

2. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Alan Auld Proposal for Technical & Commercial Support Services to the Laguna Project We propose to provide technical, commercial and project management support services to the project science team through the different phases of project development. From the original seven site proposals three sites have been selected for further development. To conclude the site selection process each site must be assessed independently using set criteria for suitability:- Geological Scientific Socio/ Political Economic

3. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 What is Laguna A complex/mining/civil engineering/process engineering/science project involving many disciplines. There will be many challenges to overcome to ensure a successful project built on time and on budget.

4. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Laguna- The Challenges Safety - Very large chamber excavation to support Safety - Large tank containing liquid argon at very low temperatures Safety – Safe operation and maintenance for workforce & technicians Safety/Cost – Needs to be operational for many years with safety backups Cost – Dependant on many factors, including site specifics and logistics Site Selection - Fair and open decision process to select the best site based on all relevant factors Project Management- Ensure smooth communication between all specialists

5. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Laguna Next phase Development of Underground Construction Plan & Costing Operation Strategy- Costing & Risk Analysis This work will include planning the chamber construction, costing and interface with the tank construction in greater detail, to gain greater certainty of outcome.

6. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Proposed Areas of AAG Support for Next Phase Technical appraisal of suitability of each site Independent commercial appraisal of each site proposal Independent vetting of overall project costs and programme Assistance in identifying & resolving technical issues and problems Construction project management services to science team acting as an interface resource in planning the project and coordinating the work of other technical specialists. AAG can manage the construction process leaving the science team to concentrate on science

7. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 High Profile International Underground Engineering for Science Projects Our company understands the specialist needs of underground works for science projects and has a history of carrying out many specialised design studies related to the construction of underground facilities for the UK Nuclear Waste Storage Programme (NIREX & NDA) The company has also carried out design proposals,studies and peer review work on most of the European nuclear waste projects including, Posiva, Andra, Gorleben and Moll as well as bidding for work in North America In addition we have provided technical and contractual advice relating to artificial ground freeze work carried out to facilitate the construction of the CERN project.

8. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 The Alan Auld Group Consists of 3 companies Alan Auld Engineering Ltd Alan Auld Commercial Ltd Alan Auld Construction Management Ltd These companies compliment and support each other and allow the Group to provide a full support service to clients from initial concept and feasibility studies to project budget preparation, full design service and finally project execution, supervision and reporting.

9. Alan Auld Engineering Ltd Specialists in underground engineering design for mines and civil engineering projects in rock and soft ground. Worldwide presence and work load in a variety of specialist areas, including mine shaft and decline access design in UK, Europe, North & South America and Asia Underground chambers & excavations for civil and mine projects Deep underground nuclear waste repository design work Specialist engineering for materials handling and construction logistics 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922

10. Alan Auld Commercial Ltd Company provides total commercial and contractual services for all parts of a construction project life cycle including : Project feasibility and budget costing Detailed costing and bill of quantity preparation Contract advice & support during tender process Project commercial reporting Contractual and commercial dispute resolution 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922

11. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Alan Auld Construction Management Ltd Project management services including: Methodology and project execution documentation Preparation of detailed programmes & schedules Monitoring of projects using embedded AA contract staff Management of projects using dedicated AA teams

12. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Alan Auld Engineering Areas of Expertise Underground engineering in both superficial deposits and rock Specialists in ground support in difficult ground at all depths Geotechnical processes including artificial ground freeze design Problem solving, construction sequencing & methodology Design of temporary & permanent excavation support Design & detailing of steelwork and materials handling 3D modelling & finite element analysis General underground contractor’s technical support services from tender to project completion.

13. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Alan Auld Engineering Areas of Expertise- Independent Technical Review of each site using state of the art computer software

14. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Alan Auld Commercial Expertise Programming and budget costs of underground works. Detailed cost plans Contractor procurement methods Contract advice. Interim valuations Final account negotiations Operating internationally with current or recent projects in UK, Canada, France and Ireland. Network of ‘associates’ in Europe and Scandinavia. General technical support services from tender to project completion.

15. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Company History and Background Company started over 20 years ago by Alan Auld, formerly chief design engineer for Cementation Mining Over the last 20 years Alan has steadily built the company from a 1 man band to a specialist boutique engineering company servicing the mining and civil tunnelling markets with a worldwide workload We now employ around 15 full time staff and another 10 part time specialists as required The company operates internationally in mining and civil engineering shaft sinking and tunnelling from concept & feasibility studies through to project completion

16. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Alan Auld Group companies operate worldwide Thailand – Design support bid for new decline tunnels for potash mine France – Design & construction costing for underground bulkheads in salt mine Chile – 1000m deep feasibility stage shaft design for new copper mine designed for strong seismic events Louisiana, USA - Design of shaft lining repairs for a salt mine New Brunswick, Canada – 1000m deep shaft lining and station design Saskatchewan, Canada - Shaft lining design, peer review and full engineering design on two potash mines Ukraine - New coal mine shaft design review for bank funding Ireland – New gypsum mine decline development & project management Pakistan – Freeze design for deep civil engineering shafts Israel – Ground freeze design on motorway box jack tunnel

17. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Spread of Work Carried out in the UK Design studies for UK deep level nuclear waste storage Design of tunnels and shafts for mines & utility companies Design of tunnels & temporary works for metro underground railway construction Contractor’s temporary works ranging from deep excavations to spoil handling systems and hoisting arrangements Inspection and remediation design work for mine shafts and service tunnels General structural and civil design in steel and concrete Assistance with tender bids & preparation of documentation

18. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922

19. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922

20. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Projects

21. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Project Management of new twin bore drifts for new gypsum mine in Ireland The Alan Auld company provided a full project management service to client Irish Gypsum to manage the construction of this new mine access. This service included commercial, contractual and technical support.

22. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 ROAD Drummond Mine Project Looking down the decline during construction

23. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 ROAD Drummond Mine Project Construction of the tunnel portal structure.

24. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 ROAD Drummond Mine Project Photo taken during construction of access decline tunnels in superficial deposits, as well as weathered volcanic rock, to reach gypsum deposits.

25. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Ground freezing for mining and civil engineering We have considerable experience of thermal design for artificial ground schemes and work with specialist freeze contractors

26. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Harrods Goods Tunnel, London, UK On this scheme we prepared the contractor’s construction sequencing and temporary works detailing to ensure a safe and successful project

27. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Dorchester Hotel, London, UK Cable Tunnel & Access Shafts Constructed beneath the hotel and accessed from an underground car park

28. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Dorchester Service Tunnel Design of shotcrete primary lined tunnel under construction. This tunnel links the hotel with an annex building and runs under Park Lane in central London.

29. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Dorchester Service Tunnel Completed tunnel following installation of secondary lining, before services installation.

30. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Piccadilly Potash Mine, New Brunswick, Canada Alan Auld Engineering are responsible for the design of 2 No. 1000m deep shafts for a new potash mine, as well as the underground loading station. Our work involves liaison and co- ordination with other design and construction specialists including hoisting, and materials handling.

31. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Piccadilly Potash Mine, New Brunswick, Canada Looking into the shaft from the headframe

32. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Piccadilly Potash Mine, New Brunswick, Canada Looking up to collar level form the sub-collar ventilation plenum level

33. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Piccadilly Potash Mine, New Brunswick, Canada Looking up the shaft from the shaft floor level

34. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Piccadilly Potash Mine, New Brunswick, Canada Grouting operation at shaft bottom to seal off water inflows

35. 1 South Parade, Doncaster, South Yorkshire, DN1 2DY, UK Tel: +44 (0) 1302 329911 Fax: +44 (0) 1302 329922 Thank you Merci