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Adj.1.opencut - (of mines and mining) worked from the exposed surface; "opencast mining"; "an opencut iron mine"
mining, excavation - the act of extracting ores or coal etc from the earth
surface - on the surface; "surface materials of the moon"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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Left, construction of the Bewick Drift opencut section, 1967; right, Lynemouth Colliery, 1962
The original plan called for burying the pipe by opencut construction using 100,000-pound excavators with extended booms working off barges, to excavate a trench underwater and allow the pipe to be installed and then backfilled.
KOPEX recommended that the option of access from an opencut highwall should be pursued as part of the future studies.
The report of Stetefeldt (1889), while considerably less celebratory, argued nevertheless for a program of large-scale, mostly opencut mining and offered detailed suggestions for the building of infrastructure, securing of labor and transporting of ore.
Evans M, Emmerton B, Bell LC, Whiteman PC (1980) Defining rehabilitation limitations and alternatives for a new mine--he approach at the Gregory opencut coal mine, central Queensland.
As BMA's Human Resources Manager, Jury (2003), explained, one of the company's biggest challenges was combining the very different underground and open cut workforce cultures: Probably one of our biggest cultural issues was that we had a lot of underground people coming out, and the underground guys work really closely together and there are not a lot of similarities between underground production and opencut production.
The mine will produce up to 15 Mt/y (run-of-mine), using truck and shovel methods in a multi-seam opencut. Raw coal will be processed at a new preparation plant capable of producing a range of product coals to meet market requirements.
Opencut placer miners pump water from nearby streams to run through their sluice boxes.
KOPEX recommends that the option of access from an opencut highwall should be pursued as part of the future studies.