Darrell "Derail" Bartley is the owner of Subterranean Solutions, LLC. Darrell started his tunneling career in 1987 with S.A Healy and has worked for an extensive list of contractors on numerous tunnel projects;
S.A Healy: Govalle Wastewater Tunnel
Mole Construction: Various jobs in Houston and Kansas City including, but not limited to, the Trans Missouri Tunnel, Highway 71 Interceptor, Smith Road Interceptor Phase I and the Southwest Water Distribution Improvements, Contract 1
National Projects, Inc. (NPI): Galleria Area Diversion Sewer
John E. Chance: Super Conducting Super Collider
Affholder Inc.: White Rock / Dixon Branch Relief Interceptors Phase I, II, III, Skinker-McCausland Tunnel, Plateau Creek Pipeline, Grand and Bates Water Relief, Diamond Ave Sewer Tunnel, Ashley River Sewer Tunnel PH 2 and the Cooper River replacement
J.F. Shea Construction: Dulles Airport APM tunnels
Kiewit Construction Co.: Devil’s Slide, Portland ESCSO, and Marathon Cavern 2
S3 Constructors: Number 7 Line Extension
SAK Construction: Cold water Creek, Austin Downtown Wastewater Tunnel
Obayashi Corporation: WTP-4 Raw Water Intake Tunnel
Subterranean Solutions, LLC: Waller Creek, WTP4 Jollyville, West Ashley Sewer Tunnel, Bay Tunnel, Flat Branch, Kaneone-Kailua Sewer Tunnel, Second Ave Tunnel, East Bank-West Bank, Bellwood Quarry, Bellvue Tunnel, IPL17, Gilboa Dam Tunnel, Spring-Fishburne and more!
Darrell has been in the tunneling industry for so long that, if you don't know him, you definitely know someone who does!