Completed in 1993 by Mole Constructors, the Hilltop Interceptor Contract H-1 project entailed the construction of 18,000 linear feet of tunnel to accommodate both 60-inch and 66-inch concrete pipes. The tunnel was excavated through layers of clay and rock, reaching depths ranging from 180 feet to 225 feet.
Project Details
- Owner: Northeast Ohio Regional Sewer District
- Location: Cleveland, Ohio, United States
- Performed as: Mole Constructors, Inc.
- Project value: $19,706,640.00
- Completion Date: 1992