US National Park Service designed a set of drop shafts to run utilities into their cave system without using the existing elevator shaft due to condensation and corrosion
Redstone was contracted to drill 2 boreholes into the snowball room utility area
Due to the extreme congested electrical/plumbing in this utility room we were required to install a 2” target at 261.5’ depth
Job was successful with a 1.75” completed deviation