Nashville Program Update; Microtunneling Case History

TUESDAY, JAN. 31

 

TRACK I-B = SEWER CONSTRUCTION & REHABILITATION

 9:00-9:55 a.m.

Nashville Program Update; Microtunneling Case History

Speakers:  Cyrus Toosi, P.E., Assistant Director/Chief Engineer, Metro Water Services; and Jeff Seal, Regional Manager, Garney Construction

 

This presentation will provide an update of the Clean Water Nashville Overflow Abatement Program and the work performed to date to satisfy the EPA Consent Decree, Tennessee’s Division of Environment & Conservation and the Department of Justice. Work is approaching completion of the first 5 years of the 11-year program which included a significant investment in cured in place pipe lining, conveyance pipes and equalization tanks with pumping stations. Also presented will be a major water pipeline construction project that utilized microtunneling project for a 36″ ductile iron pipe with a 60″ casing pipe. The project includes tunneling under a railroad and I-65 Interstate to add redundancy to an existing PCCP pipe that serves several pressure zones and over 10,000 customers.