Most customers are seeing up to a 40 percent increase in linear drill footage
production, according to the company.
As productivity increases, labor and capital costs can be spread across more drill footage
, reducing the total cost per foot.
One method of determining drill footage required is by using the total annual amount of explosives consumed in blasting.
7, the drill footage requirement works out at 435K ft/yr.
The drill footage
per hour increased from 27 ft/hr to nearly 30 ft/hr with drill monitoring, an increase of about 10%.
shown on the assay certificates to the actual drill hole and drill footages
via fax to Robert Anderson of Farris, Vaughan, Wills & Murphy.