Turn- Key Tunneling, Inc. is a privately owned company based in Columbus, Ohio that specializes in trenchless technology services.  Currently, we service most areas east of the Mississippi River and our services include the following:

• Installation of tunnel liner plates structures utilizing traditional tunneling methods
• Vertical shaft construction using shaft liner plates and hand/machine excavation
• Installation of 8” to 84” steel casing pipe utilizing traditional auger boring method
• Hard rock boring utilizing Small Boring Unit (SBU) Technology
• Slip-Lining to restore damaged or failed sewers
• Pipe Jacking with concrete, polymer, or fiberglass pipe
• Capable of design build projects with our in-house Professional Engineer
• Cellular concrete mixing and application