Pedestrian Tunnel in White Oak, NC

Projects Cary, NC Pedestrian Tunnel under CSXT Railroad The White Oak Creek Greenway project for the Town of Cary consisted of the construction of approximately 0.5 miles of pedestrian improvements consisting of approximately 1,191 lf of concrete greenway. 102 lf of 14-ft diameter pedestrian tunnel under CSXT railroad, 916 lf

Read More

Hand Mine Tunneling, Jackson, OH

Projects Jackson County, OH Emergency Sink Hole Repair Jackson County, OH a 15′ sink hole developed on the North Bound shoulder on US 35 and water was being retained and threatened to flood a 30-acre parcel. ODOT assessed the situation and determined that an unknown 96-in. corrugated metal pipe (CMP)

Read More

Hand Mine Tunneling, Arlington, VA

Projects Arlington County, VA Holiday Inn Express Working for Dittmar Building Company on a Holiday Inn Express in Arlington County, Virginia: Turn-Key Tunneling furnished and installed four working shafts (A-18’ Diameter, B-15’ Diameter, C-16’ Diameter, D-16’ Diameter). The project further included a 60” Diameter tunnel with 36” Diameter HOBAS carrier

Read More

Vertical Shaft, ODOT I-70, Columbus, OH

Projects Columbus, OH Vertical Shaft, ODOT I-70 Project Details Completed: Month, Year Client: ODOT Contractor: Kokosing Construction Sub Contractor: Turn-Key Tunneling, Inc. Project Manager Brian Froehlich, PE President What We Do Plain and simple… We Build Kick-Ass Tunnels! © Copyright Turn-Key Tunneling, Inc. 2021 Created by dioldesign Site Map Services

Read More

Design-Build Project, Belmont, OH

Projects Belmont County, OH Design Build Project A collapsed drain culvert created flooding in Belmont County, OH. Turn-Key Tunneling, Inc. was contacted to investigate and find a solution. The Turn-Key team assessed the issue as a deteriorated and collapsed culvert that needed excavated and replaced. Turn-Key replaced the culvert, restored

Read More

Sewer & Culvert Repair in Toledo, OH

Projects Toledo Waterway Initiative TWI Phase II Downtown Storage Basin The Toledo Waterways Initiative (TWI) Program encompasses more than 45 separate projects over the course of 18 years, at a projected cost of $527 million As part of Phase II, Turn-Key Tunneling constructed a 725-ft rib and board tunnel utilizing

Read More

Pedestrian Tunnel CSX Railroad

Projects Falls Township, PA CSX Railroad Pedestrian Tunnel Turn-Key Tunneling, Inc was subcontracted for this Pennsylvania Department of Transportation project featuring a 12′ dia tunnel installation using a hydraulic driven tunnel shield. Special conditions: Constructed under an active Conrail track with unstable soil. Project required ground pretreatment prior to tunneling

Read More

Northeast Ohio Regional Sewer District

Projects Cleveland, Ohio NEORSD Emerald Parkway Design Build Following Inspection it was determined an 11′ corrugated metal pipe (CMP) culvert collapsed causing extensive flooding of a tributary on the Rocky River. Northeast Ohio Regional Sewer District (NEORSD) entered into a Design-Build contract with Turn-key Tunneling, Inc. to replace 250 lf

Read More

Culvert Repair in Clermont County

Projects Clermont, OH Culvert Repairs in Clermont, OH Created: Oct 31, 2018 Client: State of Ohio Department of Transportation Contractor: Turn-Key Tunneling, Inc. 1247 Stimmel Road Columbus, OH 43223 Phone (614) 275-4832 Owner: Brian Froehlich, PE Location: Clermont County, OH

Read More

Design-Build, Culvert Repair, Cleveland, OH

Projects Cleveland, Ohio Emerald Parkway NEORSD Located in Cleveland, Ohio, the Emerald Parkway Culvert Repair Project (EPCR) consisted of replacing a 250 linear foot section of collapsed 11-foot diameter corrugated metal pipe culvert. EPCR is adjacent to heavily utilized Interstate 480, under which the existing culverted creek flows. Upstream flooding,

Read More
  • 1
  • 2