Barrick North & South Vent Raises

Project Details

TUTOR PERINI AFFILIATES

Frontier-Kemper Constructors, Inc.
Design-Build Contractor

OWNER
Barrick Gold Corp. of North America

LOCATION
Crescent Valley, NV

SIZE
NVR: 14-Foot Diameter, 1,475 Vertical Feet
SVR: 16-Foot Diameter, 1,764 Vertical Feet

COMPLETION
2014

Project Description

Frontier-Kemper recently made history again with a new, US record for the largest, single-pass, full-face, Blind-Drilled Shaft. This drilling feat was accomplished on February 20, 2014 with the completion of the South Vent Raise (SVR) at Barrick Gold Corp.'s Cortez Hills' Mine. The North Vent Raise (NVR) was completed in July 2012.

The NVR was Blind-Drilled to a 14-foot diameter at 1,475 vertical feet. The SVR was drilled to a 16-foot diameter at 1,764 vertical feet.