haulage level

haulage level

[′hȯl·ij ‚lev·əl]
(mining engineering)
An underground level, either along and inside the ore body or closely parallel to it, and usually in the footwall, in which mineral is loaded into trams and moved out to the hoisting shaft.
References in periodicals archive ?
Ore will be hauled from stopes to a series of ore passes that will connect to a main haulage level leading to a primary rock crusher near Shaft 2, from where it will be hoisted to the surface for processing.
This intersection, at an elevation some 100m below the Main Haulage level in the ore body, almost doubles the known strike extent of the North Vein and remains open further to the North and at depth confirming the high potential for further epithermal gold/silver mineralisation on this structure.
The investment, the single largest in the company's history, covers the construction of a new main haulage level, which will mean that LKAB's iron ore mining and processing operations in Kiruna are ensured until 2030.
The excitement began in the summer of 1980 when miners Bill Penninger and Bob Stafford began to find pyromorphite off the main haulage level, in one of the back stopes of the Jersey vein.
Ore will be hauled from the stopes to a series of ore passes that will connect to the main haulage level to Shaft 2.
These all feed to ore bins on the train haulage level, where Brookville and Goodman locos haul 13.
The adit itself is the dedicated conveyor drive for muck haulage from the mine to surface and will connect with the East Boulder mine's dedicated rail haulage level along strike on 6400 level.
The first phase of drilling was completed from two underground stations on the 1,900-ft production haulage level.