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six months to put in place an alternative. A magnitude 2.7 earthquake had been recorded in the area the day before cracks were noticed in the wall. The mine had also been closed for 3 months in 2017 due to earthquake damage. The company subsequently obtained a permit from the N.S.W. Government to use the old Cadia Hill open cut pit for tailings storage and commenced to do so during 2018.
346:. Ridgeway materials handling system is automated by controllogix PLC and CitectSCADA. Concentrator is automated by Yokogawa DCS centum VP. Cadia East underground materials handling system is fully automated by Yokogawa Stardom system. Yokogawa Centum VP graphics is used as the main operator interface.
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to the current rights to the towns treated effluent water that the mine has received for free since beginning its operations in the late 1990s. Orange City
Council believes the mine has broken the original agreement it had with the mine due to the mine's recent expansion and development of Cadia East
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In March 2012, production was stopped at the mine following the partial collapse of a wall retaining one of the tailings dams. Tailings were retained in the adjacent dam, but production was halted pending a solution to disposal or storage of future tailings. It was reported that it could take one to
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on 23 November 2012 and will expire on 15 November 2016. The
Australian Workers Union was nominated as a bargaining representative for this agreement. This was the first agreement that the union had involvement with Newcrest at the Cadia-Ridgeway Mine.
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caused all underground production to cease while visual and other examinations were undertaken. Underground production was affected for several weeks. Processing of ore stored above ground was continued.
262:. The mine has been developed throughout the 1990s and is a major employer in the region with an expected lifespan of several decades. Cadia is the second largest open cut mine in Australia after the
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later offered to supply water from a disused quarry on Icely Road to the east of Orange. There was also a dispute in July 2009 currently in the courts between Orange City
Council and
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358:. They are employed under an enterprise agreement known as the "Cadia Valley Operations Enterprise Agreement 2012". The agreement was approved by
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In May 2007, due to the prolonged drought which was likely to adversely affect production in the near future, the company approached
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requesting to use some of the town water supply. Orange City
Council subsequently agreed to allow a supply initially from
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underground mine, and Cadia East underground mine, adjacent to the Cadia Open Cut Mine. The mine is operated by
Newmont.
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Cadia Valley
Operations - Ridgeway, Cadia Quarry/Extended, Cadia Hill, Cadia East/Far East Big Cadia
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and
Ridgeway Deeps projects, and now would like the mine to purchase the treated effluent water.
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453:"Biggest wind farm in NSW reaches financial close, to feature Australia's biggest turbines"
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The
Ridgeway Deeps mine site contains a large number of autonomous systems including
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Gold mine near Orange stops extraction, halts work following underground incident
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located in the Cadia Valley, about 20 kilometres south of the regional city of
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502:"'One to six months': Cadia delay may be extensive, says Newcrest boss"
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deposits are also being uncovered from the more recently developed
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396 MW wind farm to supply some of its power needs for 15 years.
475:"Sandvik delivering 14 LH517 LHDs to massive Cadia East project"
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The employees at the Cadia-Ridgeway Mine are represented by the
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In 2021, Newcrest contracted 55% (about 650 GWh/year) of the
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White Engine (Cadia, Old Cadia) Deposit
Summary Report
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385:On 22 July 2022, water from an aquifer entering a
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530:"Newcrest to use Cadia open pit for tailings"
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298:. The two main water supplies for Orange,
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528:Probert, Author Oliver (26 April 2018).
334:Automine for automating the underground
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463:from the original on 1 September 2021.
451:Parkinson, Giles (1 September 2021).
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622:Cadia Quarry Deposit Summary Report
408:"Newcrest Mining Annual Report 2022"
27:Mines in New South Wales, Australia
636:Cadia East Deposit Summary Report
629:Cadia Hill Deposit Summary Report
500:Chappell, Trevor (16 March 2018).
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608:Big Cadia Deposit Summary Report
615:Ridgeway Deposit Summary Report
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668:Copper mines in New South Wales
534:Australian Bulk Handling Review
688:Underground mines in Australia
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673:Gold mines in New South Wales
594:Cadia Deposit Summary Report
342:Rocklogic for automating the
294:and then if necessary from
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683:Surface mines in Australia
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372:Earthquake interruptions
356:Australian Workers Union
292:Gosling Creek Reservoir
256:Orange, New South Wales
304:Spring Creek Reservoir
282:Water and power supply
507:Central Western Daily
439:Central Western Daily
308:Cabonne Shire Council
236:is a series of large
168:Copper: 85,000 tonnes
68:Location in Australia
170:Gold: 561,000 ounces
576:, Joanna Woodburn,
481:on 20 December 2016
436:Stink over effluent
360:Fair Work Australia
288:Orange City Council
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18:Cadia-Ridgeway Mine
559:has generic name (
306:will not be used.
130:33.467°S 148.993°E
387:ventilation shaft
350:Union involvement
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16:(Redirected from
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483:. Retrieved
479:the original
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457:RenewEconomy
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381:Ground water
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344:rockbreakers
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485:16 November
238:underground
133: /
121:148°59′35″E
109:Coordinates
662:Categories
417:. Newcrest
394:References
326:Automation
268:Kalgoorlie
234:Cadia Mine
201:(forecast)
165:Production
146:Production
118:33°28′01″S
62:Cadia mine
539:6 January
264:Super Pit
260:Australia
103:Australia
653:Newcrest
549:cite web
513:16 March
461:Archived
421:19 April
340:Transmin
320:Rye Park
312:Newcrest
276:Ridgeway
270:. Large
242:open-cut
216:Newcrest
151:Products
77:Location
38:Location
336:loaders
332:Sandvik
272:mineral
222:Website
212:Company
183:History
178:2021–22
99:Country
249:copper
199:2030+
196:Closed
188:Opened
155:Copper
650:Cadia
411:(PDF)
252:mines
207:Owner
88:State
81:Cadia
33:Cadia
561:help
541:2022
515:2018
487:2018
423:2022
338:and
302:and
247:and
245:gold
240:and
191:1998
159:Gold
266:at
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547:{{
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