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Heavy & civil
Industry: Construction
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Heavy & civil
machinery deck
Construction; Heavy & civil
Part of shovel’s upper frame on which hoist and swing transmissions and major electrical cabinets mount.
machinery house
Construction; Heavy & civil
The machinery house is the enclosed room en which the main drive(s), air system(s), hydraulic system(s), control cabinets, and lubrication system(s) are located.
mast
Construction; Heavy & civil
The mast of the blast hole drill is a welded structural steel assembly that supports and guides the rotary head. The pipe racks and auxiliary winch, breakout wrench, and pipe positioners are also ...
mast anchor pins
Construction; Heavy & civil
The mast anchor pins are hydraulically operated locking pins used to secure the mast in the vertical drilling position.
mast crown
Construction; Heavy & civil
The mast crown, located at the top of the mast, ties the mast legs together. It also supports the auxiliary winch sheaves.
mast pivot pins
Construction; Heavy & civil
The mast pivot pins are the points about which the mast rotates when it is being raised or lowered.
mast raising
Construction; Heavy & civil
The sequence of tasks required to raise the mast from the horizontal position to the vertical or angle drilling position.
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