Supervise the activities of tunnel construction crews.
What does a Tunnel Heading Supervisor do?
Supervises and coordinates activities of tunnel construction crew engaged in sinking shafts, boring tunnels, placing tunnel segments, moving shield forward, and excavating in front of shield: Determines spacing, alignment, and depth of blast holes. Verifies that shoring, bracing, and movement of tunnel shield conform to safety regulations. Performs other duties as described under SUPERVISOR Master Title.