Tight Quarters

A delicate pipe-bursting job in an area filled with buried utilities enables the upsizing of a trunk line to serve a new condominium project

A new complex of condominiums on a hill in Daly City, Calif., would increase sewage flows and overwhelm the 800-foot-long, 8-inch vitreous clay trunk line.

Tom Piccolotti, city water and wastewater manager, asked John Rafferty, field director for TRIC Tools Inc., to burst and...

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