A Beginner''s Guide to Underground Mining

2021-1-13 · The beauty of the cut and fill technique is the "backfill." This is the mining term for the excess waste material leftover from your drift. You can spread the backfill into the drift to create another platform for another pass. In this way, you can proceed until you …

(PDF) Underground Mining with Backfill | Tony Grice ...

Grice A. 1998, The 2nd Annual Summit – Mine Tailings Disposal Systems, Brisbane Underground Mining With Ba ckfill By A Grice 1 Introduction include waste development rock, deslimed and whole mill tailings, quarried and crushed aggregate, and alluvial or aeolian Backfill is …

BASIC REQUIREMENTS OF BACKFILLING WITH …

2017-6-9 · The use of backfill in underground mining is increased due to a need for systematic backfilling the mine openings and workings. Backfilling is applied in order to prevent fires and explosions, improve the mine ventilation, improve the rock stability, reduce the subsidence effects on surface, as well as for eco-nomical and environmental factors.

Totten Mine, Sudbury

2021-8-3 · The Totten Mine, Vale''s sixth mine in the Sudbury basin, became operational in February 2014. The mine, located at Worthington region, Canada, will produce copper, nickel and other precious metals. Construction of the mine began in 2006 and full production of 2,200t per day is expected by 2016. The expected mine …

James Archibald

2021-8-12 · Minefill 2007- MINING WITH BACKFILL; Canadian Institute of Mining, Metallurgy and Petroleum, Proceedings of the 9th International Symposium on Mining with Backfill, Montreal, Quebec, 2007. CD-ROM Publication "Effectiveness of conventional support systems and polymer spray-on liners for reducing hazards associated with rockbursting."

Backfill material

2019-6-28 · Backfill binders Cement. Portland cement and ground granulated blast furnace slag (GGBFS), also referred to as slag cement, are two principal binding agents that are used in the Canadian mining industry Europe, slag cement means a blend of Portland and GGBFS, while in North America slag cement refers to GGBFS.

Jean-Louis Roberge

Mine Backfill & Tailings Management Specialist at Responsible Mining Solutions (RMS) Chelmsford, Ontario, Canada 475 connections. Join to Connect ... Sudbury, Ontario, Canada Backfill Specialist Hatch Apr 2019 - Dec 2020 1 ...

Backfill

2019-6-28 · Mine backfill is soil, overburden, mine tailings or imported aggregate material used to replace excavated zones created by mining operations. Mine fill is an integral component of mines'' design and method with many operations utilizing backfill as a means to aid the stabilization of mining-related voids and the disposing of mining wastes.

Andrew Hall

Process Engineer - Mine Backfill and Tailings Management at Responsible Mining Solutions (RMS) Sudbury, Ontario, Canada 500+ connections. Join to Connect Responsible Mining Solutions (RMS) Laurentian University/Université Laurentienne. Report this profile About ...

Mine backfill

2020-11-20 · Mine backfill . Only for private and internal use! Updated: 02 November 2020 . Page . 6. of . 16. Fig. 5: Planning scheme cycle of a backfill system (Moser, 2014) 4 Selected applications . The application of backfill is quite diverse. For each project a specific and local solution has to be developed. The following sub-chapters give just a few ...

Numerical and limit equilibrium stability analyses of ...

Backfill Underground Mining Technology 2017, Sudbury, Canada 401 L r H FS p H c s * * 0 2 ''tan sin 2 2 I D J (2) where: r s (= c s /c; from 0 to 1) is the adherence ratio along the sidewalls. The sliding surface may be extended to the backfill top for low aspect ratio (LAR, H/B < tanα) stopes.This

Edumine | Underground Mine Backfill 1

2019-10-15 · Underground Mine Backfill 1 - Introduction is the first in a set of two Underground Mine Backfill courses. This course is intended as an introduction to mine backfill properties, types, uses, mining methods and system layout. Underground Mine Backfill 2 - Slurry, Paste and Rock Fills reviews each backfill type and its preparation, distribution, stope preparation and placement practices as well ...

Mining with Backfill

When the adjacent stope ore is mined, the backfill with cement content of 11.1%, 14.3%, 20%, and 25% is exposed. In the process of mining, no collapse or delamination …

Mine Backfill

Mine Backfill The design of deep level backfill distribution systems for hydraulic and paste backfill was revolutionized by Paterson & Cooke''s full flow design methodology. Our expertise covers recipe formation, backfill production plants, pump and pipeline delivery systems through to stope placement. Paterson & Cooke continues to set the standard for backfill …

Development and Challenges on Mining Backfill Technology

Development and Challenges on Mining Backfill Technology Yuan Yao1, ... hydraulic backfill usually used for waste rock and sand disposal and the cemented paste backfill usually acts as an optimal solution for recycling the waste tailings. However, stockpiled industry waste is still in an accumulated ... In Garson Mine, INCO (Sudbury, Canada),

(PDF) Underground mining with backfills

When the adjacent stope ore is mined, the backfill with cement content of 11.1%, 14.3%, 20%, and 25% is exposed. In the process of mining, no collapse or delamination occurs. Therefore, the ...

Contact – Backfill Pipeline Solutions

Backfill Pipeline Solutions (BPS) specializes in the supply of underground mine backfill piping products. BPS''s mission is simple; to supply the best mine backfill products at the best price. BPS also has unrivalled service and product knowledge.

Underground Construction

2021-8-13 · Legend Mining Incorporated is a Sudbury based mining contracting company with a focus on Quality. We meticulously plan our jobs and the safety requirements of the job, work the plan and audit the work completed to continuously improve our capabilities.

SOLUTIONS

FNX Levack, Levack Mine (Sudbury, Ontario) Cominco Limited, Polaris Mine (Little Cornwallis Island, Nunavut, Canada) Cominco Limited, Sullivan Mine (Kimberley, BC, Canada) Dynatec Mining Corp., Ken Snyder Mine (Midas, NV, USA) Farallon Mining Ltd. – Campo Morado Project – Guerrero State, Mexico Coeur Mexicana, Palmarejo Mine (Mexico)

Shear strength between cemented paste backfill and …

Backfill Underground Mining Technology 2017, Sudbury, Canada 377 2 Materials 2.1 Mine tailings sample The tailings sample used in this study was taken from Casa Berardi mine (Hecla Mining Company, Quebec, Canada). This mine is located in northwest Quebec, Canada. The tailings were collected in barrels from the ore processing plant.

Backfill / Process Operations Engineer (Sudbury, Ontario ...

2020-4-30 · The Backfill/Process Operations Engineer will have a background in chemical engineering, mechanical engineering or mineral processing and should be equally comfortable working in a plant or underground environment. This position is part of the operations support group within our growing Sudbury …

Major Mines & Projects | Victoria (Sudbury Basin) Project

The crushing system will be located in an enclosed area east of PAG 1 and immediately northwest of the backfill plant. It will include three portable crushers (one jaw crusher and two cone crushers) working in series to reduce the mine waste rock from PAG 1 and PAG 2 to 6-millimetre aggregate to feed the grinding circuit located inside the backfill plant.

Paste proposed for oilsands

2010-6-1 · Paste proposed for oilsands. A tailings treatment technology developed in Sudbury is one of several solutions the Alberta oilsands industry is considering as an environmentally friendly alternative to underwater disposal in tailings ponds that are a blight on the province''s land. May 31, 2010 8:00 PM By: Sudbury Mining Solutions Journal.

Ryan Francoeur Chem Eng

2014-12-5 · Voisey''s Bay Mining Ltd., Mine Backfill Scoping Study, Toronto, ON, Canada Project Manager for the lab evaluation of conventional hydraulic slurry, high-density slurry, paste backfill and blended paste/aggregate backfill. Mining methods stipulated high-strength backfill requiring broad testing to confirm reactivity versus

Major Mines & Projects | Sudbury Mine

SUDBURY, ON, Aug. 3, 2021 /CNW/ - Vale is pleased to announce that a new five-year collective bargaining agreement with United Steelworkers (USW) Local 6500 was ratified in voting Tuesday evening. This ends the labour disruption that began June 1, 2021. Vale employees return to work the week of August 9, with production ramping up in the weeks ...

Feasibility of Acti-Gel® as a cost-effective additive for ...

2021-2-8 · Feasibility of Acti-Gel® as a cost-effective additive for underground mine K Tarr et al. hydraulic backfill applications 546 Deep Mining 2014, Sudbury, Canada preferred over paste fill, due to its ease of pouring, however paste fill is seeing increased usage lately (Hartman 1992).

Feasibility of Acti-Gel® as a cost-effective additive for ...

2017-1-20 · Backfill is an integral part of an underground mining operation. Its two main purposes are safety of the underground openings, and environmental remediation by use of mill tailings as a construction material underground. Backfill will play a vital role in the process of ore extraction in deep mining, as a solution to rock stability issues.

Frozen backfill tested at NORCAT Mine

2007-6-1 · With mine access via an adit, researchers were able to produce columns of frozen backfill in moulds using snow-making machines just outside the mine. The samples were then transported inside by forklift and placed in a large walk-in freezer to raise …

Mining with Backfill

2019-6-28 · Mining with backfill is a requirement in the industry as it is an important aspect of many mining methods and is a solution to many rock stability issues. When a mine plans to use backfill there are a number of considerations to be made with regards to type of fill, delivery systems and from where the fill will be obtained.

Co-disposal of waste rock with backfill

Backfill Underground Mining Technology 2017, Sudbury, Canada 355 In summary, waste rock disposal in underground stopes is a widespread practice, however, no operation, to Golders'' knowledge, has published the perfect solution to maximise the potential of the waste rock. 3 The ideal characteristics of waste rock co-disposal

Hard Rock Miner''s Handbook

2019-5-15 · of the Mining Journal,, and many other members of the mining community, the Hard Rock Miner''s Handbook has been distributed to over 113 countries worldwide. Web hits and downloads continue as students and professors, miners, engineers, and mining executives embrace the Handbook as an invaluable source of practical

Backfill basics

2007-6-1 · Backfill will play a vital role in the extraction process of ore in deep mining. It just takes more effort to install pipelines that reach down to the 7,000 to 10,000- foot level. Basically, fourth-fifths of mining …

Services | Fisherwavy

Mining Solutions. Fisher Wavy''s Mining Solutions offer a diverse range of construction materials and technologies to improve efficiencies in the construction, development and extraction phases of both surface and underground mines. From on-site backfill production to shotcrete delivery systems, grouting solutions, bagged roadway aggregates ...

Backfill Pipeline Solutions

2019-7-28 · The best mine backfill products at the best price. Backfill Pipeline Solutions (BPS) specializes in the supply of underground mine backfill piping products. BPS''s mission is simple; to supply the best mine backfill products at the best price. BPS also has unrivalled service and product knowledge. The directors of BPS; Mathew Revell and ...

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