square-set stopes

square-set stopes

[′skwer ¦set ‚stōps]
(mining engineering)
The use of square-set timbering to support the ground as ore is extracted.
References in periodicals archive ?
The pillars between these old square-set stopes are being successfully taken out by ring drilling from sublevels and letting the surrounding fill cave as ore is removed from the bottom.
Stopes above these timberlines were mined as square-set stopes. The stopes were filled with sand after mining.