drill jumbo

drill jumbo

[′dril ‚jəm·bō]
(mining engineering)
A mobile carriage or platform fitted with mechanical arms upon which several drilling machines are mounted.
References in periodicals archive ?
Tenders are invited for Manufacturing, Testing, Supply and Commissioning of Double Boom Tyre Mounted Drill Jumbo (Diesel Car
Several pieces of underground equipment including the drill jumbo and truck also had defective components which severely reduced their availability with the consequence that underground development has lagged.
Tenders are invited for Manufacturing,Testing,Supply & Commissioning of Double Boom Drill Jumbo
0 million of mining equipment including a 2 boom drill Jumbo and 2 Scoop trams plus supplies including 225,000 liters of diesel fuel, blasting material, and a 20 man camp will arrive not later than March 25, 1996.
The ADS-500, available for both single and twin boom drill jumbos, features a large LCD display system; an optional auto depth control feature with auto retract; programmable hole angles for use with both burn and V-cut rounds; and mine-duty sensors, wiring and components.