Made in Colorado (Winter 2023): Subterranean Boring Cuts Through Solid Ground
The company uses its own line of equipment, manufactured in-house by subsidiary Golden Machining Solutions (GMS), to excavate circular raisebores, vertical or diagonal shafts cut through solid ground, without explosives.
United States Henderson Mine Denver International Airport Jesse Blattner Subterranean Boring Inc Golden Machining Solutions
Source: cobizmag.com