Tailings storage facility design report - BHP Billiton

Mine rock center line raise embankment. 39. 5.4.3. Central Discharge Tailings Storage Facility (CTDSF). 40. 5.4.4. Paste Tailings. 41. 5.4.5. Preliminary sizing of alternatives. 42. 5.5. Selection of Preferred .... Also, as there is a risk of bird mortality associated with disposal of acidic liquor using evaporation ponds, and...

Management of Tailings Storage Facilities - Earth Resources

Jun 9, 2016 ... It is incumbent upon the proponent or owner of a TSF to demonstrate that the immediate and long-term risks associated with tailings handling and storage are acceptable ..... In such a case it may be appropriate to consider neutralisation of the cyanide or the erection of physical barriers to exclude the birds.

A critical review of the effects of gold cyanide-bearing tailings ... - NCBI

May 30, 2007 ... Cyanide concentrations below 50 mg/L weak-acid-dissociable (WAD) are deemed safe to wildlife but are considered an interim benchmark for discharge into tailings storage facilities (TSFs). Cyanide is a fast acting poison, and its toxicity is related to the types of cyanide complexes that are present. Cyanide...

Tailings storage facilities – Waihi Gold

Placement of tailings to TSF 2 stopped in 2005 (The name may be somewhat confusing; although it is named number two, it was actually the first dam to be built and filled.) Only rainwater now enters the impoundment area at TSF 2. For many years the dam has been a habitat for ducks, swans, geese and other birds.

Risk-Public Liability-Economics of Tailings - Center for Science in ...

Jul 21, 2015 ... Prior works interpreting the history of Tailings Storage Facility (TSF) failures, 1910-2010, have concluded that the ... significant impacts or involved loss of life. Another 16 (31%), were ... 1, TSF Failure Data Table, for a complete list of TSF incidents & failures included in our study and the basis on which they.

What is a tailings storage facility - Mining Association of BC

Jan 30, 2015 ... Reclamation Code for Mines in British Columbia7 (HSRC). The HRSC includes the requirement to use the. Canadian Dam Association Dam Safety Guidelines8. The CDA guidelines are comprehensive design guidelines that include a Consequence of Failure classification. Dams are rated according to the...

Tailings - Wikipedia

The greatest danger of tailings ponds is dam failure, with the most publicized failure in the U.S. being the failure of a coal slurry dam in the West Xinhaiia Buffalo Creek Flood, which killed 125 people; other collapses include the Ok Tedi environmental disaster in New Guinea, which destroyed the fishery of the Ok Tedi River.

Draft Environmental Impact Statement Proposed Tailings Storage ...

Jan 29, 2016 ... This EIS documents the environmental analysis of the proposed new tailings storage facility, discusses the purpose and need for the proposed project, ...... songbird and other bird species associated with Sonoran Desertscrub communities may occur within the two TSF areas; these include greater...

cyanide management - Department of Industry, Innovation and ...

CASE STUDY: Chemical characterisation of a tailings storage facility at of cyanide management. 35 .... Mining companies that adopt the Code and adhere to associated leading practice principles recognise that these ..... observations in both the USA and Australia that bird mortalities tend to occur when the WAD cyanide...

water and tailings - KCGM

The control of saline water to prevent seepage and spills is important to protect soil and vegetation. KCGM has around 150 kilometres of water and tailings pipelines. Pipelines are buried or laid within bunds with. “catch” pits located at low points; they also have leak detection and are regularly inspected. HOW DOES KCGM...

Mining final - IFC

Dec 10, 2007 ... Potential environmental issues associated with mining activities may include ..... Section;. •. Seepage management and related stability analysis should be a key consideration in design and operation of tailings storage facilities. This is likely to .... movement, or threats to migratory species (such as birds).

Tailings Ponds - Canada's Oil Sands

Tailings Ponds. Alberta is developing technologies that will speed up the transformation of tailings into reclaimed land so that the land can receive a reclamation certificate and be returned to the province. The engineered dam and dyke systems known as tailings ponds are present in many types of open pit mines around the...

Fundão tailings dam failures: the environment tragedy of the largest ...

Fundão tailings dam failures: the environment tragedy of the largest technological disaster of Brazilian mining in global context .... Since the beginning of the operation, in 2008, the Fundão dam had presented several anomalies related to drainage construction defects, upwellings, mud and water management errors and...

Containment Basins And Bird Exclusion-A Historical Perspective

Conflicts between birds and the operators of ponding basins have always been challenging. Facility engineers that maintain potable water storage reservoirs occasionally have their ... tailings ponds associated with the processing of soda ash is a more ... on a 100-acre tailings pond so this industry relies on harassment with...

Conventional Water Quality Mitigation Practices for Mine ... - Epa

several of these are presented in this document for selected waste streams associated with mining, along with ..... The sources of potential environmental impacts to water from tailings storage facilities. (TSF) are sediment .... such that there would be no adverse effects to wildlife, such as birds landing on the pond. Although...

Coal Mine – Tailing Storage Facility Update - GVK Hancock

Apr 11, 2011 ... Coal Mine – Tailing. Storage Facility Update. T. Alpha Coal Project Supplementary Environmental Impact Statement .... Figure 4-1: Seepage migration and migration measures associated with the TSF. 32. Figure 4-2: TSF ...... assemblage group (e.g. reptiles, birds, mammals), present in the ecosystem.

Implementation Guidance - International Cyanide Management Code

Cyanide storage and mixing tanks and related pipelines should be constructed of or coated with materials compatible with cyanide and high pH conditions. Tanks and ..... Guidance. Process solutions impounded in a Tailing Storage Facility (TSF), leaching facilities and solution ponds can attract birds, wildlife and livestock.

Birds of Golden Pride Project area, Nzega District, central Tanzania ...

Birds associated with a tailings storage facility and surround- ing areas from a South African gold mine. African Journal of Ecology 46: 276–281. HOwell, k.m., mSuyA, c.A., ngAlASOn w., weRemA c. & kiHAule, P.m. 2010. Faunal Survey of the. Golden Pride Project, Nzega, Tanzania. A Consultancy Report of the Department...

Early-Bird Rate EXTENDED to August 1 for Geosynthetics Mining ...

Jul 25, 2014 ... Early registering attendees save CDN $100. The technical program for the event is top notch, with three short courses, seven keynotes, and 21 sessions. Technical sessions include high-value topics such as design of tailings storage facilities, results of pilot projects using special geomembrane ore covers,...

Aznalcóllar mine storage facility failure | GRID-Arendal

The tailings dam at the Los Frailes gold-copper-lead-zinc mine, located at Aznalcóllar near Seville, failed in April 1998. ... The emergency construction of barriers stopped more extensive waste intrusion into the park, which is the largest reserve in Spain and significantly, home to 361 bird species (Grimalt et al. 1999).

Chapter 3.3 Mine Waste Management - IRMA Standard Draft v.2.0 ...

This draft of Chapter 3.3 has incorporated some of the findings from a 2015 expert review panel that examined the failure of the Mount Polley tailings storage facility in Canada. IRMA expects to also learn from the recent findings of the Mining Association of Canada's Tailings Review Taskforce, as well as the impending...

Environmental Impact - Akara Resources Public Company Limited

cyanide management is of concern to all involved with mining, from transport through to operations and .... to the tailings storage facility exceed allowable levels. Average monthly cyanide in tailings concentration .... Birds continue to settle on the tailings storage facility, confirming that our cyanide discharge presents no.

Birds dying in oilsands at 30 times the rate reported, says study ...

Sep 7, 2010 ... Ecologist's study just the latest to question official government and industry figures on the environmental impact of the oilsands. A tailings pond reflects the Syncrude oilsands mine facility near Fort McMurray, Alta., in this 2008 file photo. A new study raises concerns about the environmental impact on birds...

Positive scoping study confirms economic viability of Bird-in-Hand ...

Dec 2, 2013 ... HIGHLIGHTS. • Scoping Study confirms technical and economic viability of the Bird- .... constructing a new plant and tailings storage facility close to the Bird-in-Hand site outweighs the cost of haulage back to the ... Start-up capital costs (including contingency) for the mine, processing facility and associated.

Fort Knox Mine — Northern Alaska Environmental Center

Mar 26, 2010 ... In 2009, reclamation at Fort Knox focused on disturbed areas associated with the Tailings Storage Facility (TSF) seepage interceptor system and the lower seal pit.. Reclamation efforts included regrading, seeding, and fertilizing. FGMI is currently revising the reclamation plan for the Fort Knox Mine to reflect...

ACUTE ORAL TOXICITY OF SODIUM CYANIDE IN BIRDS | Journal ...

Stephen R. Griffiths, Gregory B. Smith, David B. Donato, Craig G. Gillespie. (2009) Factors influencing the risk of wildlife cyanide poisoning on a tailings storage facility in the Eastern Goldfields of Western Australia. Ecotoxicology and Environmental Safety 72:5, 1579-1586. Online publication date: 1-Jul-2009. R.W. Coppock.

mine tailings storage: safety is no accident - MiningWatch Canada

practices, large storage facilities, built to contain mine tailings can leak or collapse. These incidents are even more probable due to climate change effects. When they occur, they can destroy entire communities and livelihoods and remain the biggest environmental disaster threat related to mining. The mining industry has...

cyanide management - InfoMine

a partial capping of the tailings to accelerate consolidation adjacent to the tailings dam embankment; and ... Another key to success for the project involved genuine consultation with all parties participating in the planning, evaluation, and ...... and control systems. Netting and gas cannons used to keep birds off the Gidji TSF...

Sodium cyanide - NICNAS

May 1, 2013 ... The report reviewed the toxicity of cyanide to birds, as there have been incidents in Australia in the past where hundreds or thousands of birds have been killed within a relatively short period at a single gold ore processing site through exposure to cyanide residues in a TSF or associated facilities.

2.3.1 - Location of Tailings Storage Facilicty Alternatives

tailings storage facility. The complexity of the tailings storage facility with respect to seepage, fencing for wildlife, and methods of bird entry prevention would also be increased due to the presence of elevated cyanide concentrations. In addition, due to the unpredictability of the processes involved, effluent treatment may still...

Cyanide Hazards to Plants and Animals from ... - Semantic Scholar

issues associated with gold mining, and proposed mitigation and research needs. II. History of Cyanide Use ..... Cyanide hazards to aquatic plants and animals, terrestrial vegetation, birds, and mammals from heap leach ... a dam failed with the release of more than 3.3 × 109 L cyanide-containing gold mine wastes into the...

DENR MEMORANDUM ORDER NO. 99 - 32 Series of 1999 ...

Nov 24, 1999 ... vicinity of the dam. Mill tailings - materials whether solid, liquid or both segregated from the ores during concentration/milling operations, which have ..... of review and continual improvement to manage health, safety and environmental risks associated with mine waste and mill tailings storage facilities.

Kotzebue, Alaska, Is the Most Toxic City in the U.S. Thanks to Red ...

1 day ago ... The inventory requires industrial facilities involved in manufacturing, mining, power generation, and other sectors to report exactly how much toxic ... “In 2016, over 99.93 percent of reported releases from Red Dog in the TRI remained onsite in the waste rock and tailings storage impoundments,” said...

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