Day 8: Breaking 500 Feet

steel tooth bit

This steel tooth bit is used to drill through limestone.

steel tooth bit

Close up of the steel tooth bit.

project information signs at the site

City of Aspen
City Hall
130 S. Galena St.
Aspen, CO 81611
Phone: (970) 920-5000
Fax: (970) 920-5197

Pitkin County
Courthouse Plaza
530 E. Main St. 3rd Floor
Aspen, CO 81611
Phone: (970) 920-5200
TDD/TTY: (970) 429-2700
Fax: (970) 920-5198

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