tailings pond liners

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Mining Liners by AccuGeo Liner

Mining uses multiple liners for multiple functions: heap leach liners, solution pond liners, tailings dams. Check local regulations for lining materials requirements. Heap leach mining uses a chemical solution to dissolve metals in ore, which can then be collected by a liner and refined. Since the survivability of a lining material...

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Pond liner - Wikipedia

A pond liner is an impermeable geomembrane used for retention of liquids, including the lining of reservoirs, retention basins, hazardous and nonhazardous surface impoundments, garden ponds and artificial streams in parks and gardens. Installation[edit]. Pond liners need to be protected from sharp objects (for example,...

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Liner system design for tailings impoundments and heap ... - InfoMine

Liner systems. ▫ Environmental containment of process solutions. ▫ Enhances solution recovery and management. □ Heap leach pads. ▫ Dedicated lined pads w/ external solution ponds. ▫ Valley leach facilities w/ internal solution storage. ▫ On/off pads w/ active cells and external solution ponds. ▫ Hybrid pads (internal...

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the effect of geometry on seepage rates from tailings storage facilities

In these situations, liners may be more effective if control of seepage is required. 1 INTRODUCTION. Tailings storage facilities (TSFs) are used for the permanent disposal of wastes from the treatment of a variety of ores, typically utilising a slurry deposition method. Evaporation ponds for disposal of waste water such as mine...

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How Pond Liners Conserve Water: - Western Environmental Liner

Choosing the right liner for your pond, canal or lake can be complicated. A small residential pond that holds 200 gallons of water will obviously have different needs than a large mine tailings pond that contains a massive amount of toxic chemicals. Your liner selection will be dependent on the length of time the material will...

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Operating Plan Tailings Cells and Evaporation Ponds - EPA

Evaporation Pond Cells Fill Sequence. APPENDICES. Appendix A. Tailings and Evaporation Pond Delivery and Return Piping Conceptual. Plan. ACRONYM LIST. ALARA As Low As Reasonably Achievable. CCD. Counter-Current Decantation. GCL. Geosynthetic Clay Liner. HDPE. High-Density Polyethylene. LCRS.

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High Density Polyethylene Geomembrane Liners | GeoCHEM Inc.

HDPE GEOMEMBRANE LINERS. Landfill Caps; Canal Linings; Oilfield Pitliners; Mine Tailing Ponds; Decorative Ponds; Primary Containment; Vapor Retarder; Silage Cover; Wood Product Cover; Temporary Walls. Farm Ponds; Irrigation Reservoirs; Shrimp & Fish Ponds; Leachate Collection Ponds; Waste Water Ponds...

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What would happen if a tailings pond breached or leaked? - JBC ...

To help prevent their leaking into the environment, tailings ponds often have a membrane liner or are built in an area of low ground permeability. Even so, water could leak or permeate through to the groundwater and contaminate aquifers with the toxic heavy metals and radioactive elements from the tailings water.

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Pond Liners - Fabtech

Pond Liners. Water Storages, Evaporation Ponds & Tailings Storage Facilities. Fabtech has significant experience in the design, supply and construction of geomembrane lined water storage facilities, evaporation ponds and tailings storage facilities. Fabtech has the quality and safety systems, people and procedures to...

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Pond & Dam Liners, geomembranes - ABGAL Liners and Covers

We offer a range of fabrics including PVC, Polypropylene, Polyurethane, Elvaloy film, AquaFab™ and Reinforced Elvaloy. Typical applications include Aquaculture, Drinking Water, Heap Leach Pads, Secondary Containment, Silt Curtains, Settlement Ponds, Sewerage Ponds, Tailings Dams, Treatment Ponds and Waste...

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Mine Tailings Pump Applications - EDDY Pump

The Eddy Pump Excavator Attachment is ideal for pumping mine tailings, lined ponds or other bodies of slurry. By attaching the Eddy Pump to a standard .... For tailings ponds that are designed with plastic liners a more surgical approach needs to be taken for sediment removal. Conventional dredging equipment used to...

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Geomembrane Leak Detection Systems

Sensor is market leading company in geomembrane monitoring and testing using mobile techniques or very sophisticated online-offline fixed systems. Sensor has more than 20 years of experience in HDPE, LLDPE, PVC liner controlling. Leak detection and location surveys were successfully applied in more than 950...

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Environmental Lining - | Extreme Plastics Plus

Environmental lining can consist of a single layer of flexible liner, such as linear low or high density polyethylene, or multiple layers of liner installed in ... Heap leach liners; Mining tailing ponds; Secured municipal waste landfills; Secured hazardous waste landfills; Wastewater treatment plants; Ash slurry pond linings...

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Firestone EPDM Rubber Pond Liner & Dam Liner Australia ...

EPDM Rubber pond liner is the perfect flexible geomembrane choice for garden pond liners, natural swimming pond liner, dam liner for a leaking farm dam, fish pond liner, or rubber dam liner.

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Frac Tank Liner and Frac Pond Liner Solutions | Fabric Solutions

Some applications for the Enviro Liner® products are: Frac tanks and frac ponds; Flow back tanks and ponds; Evaporation tanks and ponds; Waste water and Sewerage lagoons and tank liners; Dairy Waste; Hazardous Waste; Secondary Containment:- Petroleum, Chemical, Food Production etc; Tailings Ponds; Potable...

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CETCO > Case Studies > Environmental Products > Mining

As the ponds are extended vertically to increase theircapacity, the side slopes must be lined with clay or geosynthetic clay liner (GCL) to prevent the pumped water from reentering the ... The Barrick Goldstrike tailings bottom liner system consisted of an 80 mil HDPE textured geomembrane overlaying BENTOMAT DN GCL.

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GEOWEB Geocell Basin Containment & Lining Protection System

With aggregate or concrete infill, the GEOWEB® 3D geocell system offers hard armor protection to geomembrane liners that are critical components in “solution ponds”, stormwater containment, and tailings storage facilities. High-strength tendons and ATRA® load transfer clips are part of the complete GEOWEB cover...

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Lessons from the Mount Polley mine tailings spill - Werner Antweiler

Aug 8, 2014 ... A tailings pond is usually the cheapest method of treating tailings. Well managed, tailings ponds can be quite effective and safe. Waterproof bottom liners can prevent seepage into the groundwater. Water collection systems can capture residual seepage. There are also more costly alternatives to tailings...

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ESI Project Gallery | A small example of projects over ... - ESI Liners

Geosynthetic Liner System | Haile Gold Mine. ESI recently completed the installation of a geosynthetic lining system for Morgan Corp – the general contractor for the construction of a 328-acre tailing pond for a gold mine in South Carolina. The exciting project was completed over a five month period and was another great...

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How tailings dams work - Vancouver Sun

Aug 12, 2014 ... A tailings dam is the physical structure that holds in, or impounds, the tailings pond, which serves the dual role of containing the ground-rock tailings from the ore-milling and ... If there is excess seepage, liners are often used, particularly in gold mining where cyanide is used to leach the metal from the ore.

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Elcoseal® GCL | Geofabrics

ELCOSEAL Geosynthetic Clay Liners (GCLs) are used as an easy to install lining system in landfills and waste containment structures and for liquid containment in effluent ponds and tailings dams. ELCOSEAL GCLs are also effective liners for dams, ponds, lakes, wetlands, irrigation canals and channels. ELCOSEAL GCLs...

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Synthetic liner pipe penetration | SRK Mining Consultants

SRK Reno has designed a “boot” configuration that can be used for pipeline penetrations through a synthetic HDPE geomembrane pond liner; it has been approved via regulatory permitting processes for construction. The boot design, illustrated in the figure below, provides a drainage connection to the low point in a...

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wolverine project tailings facility operation, maintenance and ...

Aug 7, 2010 ... TAILINGS FACILITY. OPERATION, MAINTENANCE AND SURVEILLANCE MANUAL. V2010-01. Prepared for. Yukon Government. Energy, Mines and Resources. QML-0006. Prepared by ..... 6.1.1 Tailings Dam, Liner, Diversion Ditches, Seepage Dam, and Spillways . ..... 8.3.1 Lower Tailings Pond Level .

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high costs of earth liners, prediction of the seepage is necessary to make sure that the selected lining material, ... underlying soil, the liner itself will be saturated but the underlying soil will be unsaturated (Figure 1). At some ..... L, 1: thickness of tailings in pond, and. NW Water depth above railings. H. The other symbols in...

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Applications - Multi Flow LDVS

Synthetic liners have become. Agricultural Lagoons. Stabilization ponds or lagoons typically occur in a few different forms: Facultative, anaerobic, Landfills utilize drainage for sitework, leachate collection, seepage, venting and cap protection. Waste Treatment. Landfills. Tailings ponds are used to process, desaturate and...

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Geomembrane Liners In Wastewater Treatment Ponds

Very large whale in mine tailings pond - flattened and thinned on one side. Liner design in lagoons with aerators should require ballast on the liner to prevent the liner's uplift and to provide a pad to support the aerator when the water level is lowered. Perfect cross-shaped cuts in the liner matching the aerator inlet geometry...

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Tailings pond spill: What happens to effluent over time - British ...

Aug 8, 2014 ... At the moment, conventional tailings ponds appear to be the status quo in B.C.. "[The tailings] wouldn't be extracted; it would be buried. The cover would be on top of it," Waterman said. A layer of soil mixed with synthetic materials would construct a "geo-membrane" that would be used as a liner, and could...

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Tailing Pond Raise – Republic, WA | Northwest Linings

SOLUTION: The current tailings pond was lined with 60 mil HDPE and the upper slope of those sheets were secured in with an anchor trench. The raising of the dike would be outside this anchor trench and the new liner would cover that bench and connect to the lower liner already in place. The new liner would be secured...

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Rescan Corporate Overview - SveMin

Geosynthetics. • Shunned for dams due to concerns with longevity. • Tailings/geomembrane liners dramatically decrease potential seepage. • Geotextile filter fabrics can be used for tailings dams with “dry” closure as gradients and piping risks do not exist over the long term.

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CLOSURE OF THE FIRST OIL SANDS TAILINGS POND H. Bruce ...

ABSTRACT. Since 1966, Suncor's Pond 1 has operated as part of the shoreline of the Athabasca River in northeastern ... evolution that has allowed Suncor to close Pond 1 – the first tailings pond to be closed in the oil sands region. ..... The marsh was lined with a geosynthetic clay liner to ensure sufficient water retention to...

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Settling Ponds, Process Water Ponds, Evaporation Ponds, Slime ...

and placer mining, process water ponds, evaporation ponds, and slime ponds are designed, operated, and ... other impermeable liners, or by installing cut-off trenches around the pond to decrease ground water infiltration. .... A pump and conveyance system to carry water from the tailings pond to the holding pond.

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Liner Leak Detection | HGI – Heap Solutions

Liner Leak Detection. HGI has been advancing the field of leak detection in Geosynthetic lined ponds, landfills, and heap leaches using electrical methods for over 18 years. Our technologies have been through rigorous testing and validation on several federal projects and are proven to provide better accuracy, earlier...

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Risk-prone dams | Topics Online | Munich Re

Jan 12, 2017 ... Waste can be found wherever there are mining operations. Non-solid waste is collected in basins called tailings ponds, which are contained by dams. The failure of such a dam can have catastrophic consequences. If structures like these are to remain insurable, their individual risk situation must be...

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Waste and Recycling | Lawrence and Associates

Lawrence & Associates has over 30 years of experience planning, designing, and supporting operation of waste and recycling facilities. We have experience in all aspects of master planning, conceptual design, California Environmental Quality Act (CEQA) review, agency permitting, final design, construction, permit-review...

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Tailings.info Water Management Considerations for Conventional ...

During operation the plant will also demand a certain, and sometimes variable, flow of water that the surge capacity of the decant systems and reclaim/holding ponds have to cater for. Any water balance survey for a proposed tailings facility should take into account that higher volumes of water may require storage during the...

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Title 27 CCR, Division 2, Subdivision 1, Chapter 7, Subchapter 1 ...

Mining Units (including surface impoundments, waste piles, and tailings ponds) which receive WDRs after November 27, 1984, shall comply with the siting and ... (b) Dry Unit Liner/LCRS Exemption — A RWQCB can exempt a mining waste pile from the liners and leachate collection and removal systems required in this...

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Tailings storage facility design report - BHP Billiton

pond over the central liner, minimising seepage as well as providing a stable structure to support avian control measures such as bird netting which is aimed to eliminate bird access to the central decant pond. The proposed rock-fill centre-line raised TSF is the best alternative for managing tailings within the geological...

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TenCate Geosynthetics

(polishing ponds). • Tailings Management. • Water Resource Management. (water reclamation and reuse). • Beneficial Reuse. (dyke and berm construction) ... to empty the pond and repair the leaking. hDPe liner. Suspended solids from the ponds was chemically conditioned and captured in the Geotube® containers.

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Technical Guidance 7 - Province of British Columbia

dumps, tailings ponds, roads, and ditches. Mining companies are ... This document is intended as guidance for the design and operation of sediment ponds only; tailings ..... synthetic liner. In addition, the vulnerability of pond design (embankments, synthetic liners) to wildlife activity should be assessed and addressed. 6.

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Assessment of Effective Design of Tailing Pond for Safe ... - NOPR

Physico-chemical characteristics of the tailings of an iron ore beneficiation plant and the effectiveness of tailing pond for the removal of toxic ..... use of liners. It is useful to recover the decanted water from the settling tank and to recycle it in the plant. Sedimentation test incites a much less land area in comparison to area...

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