San Diego, CA Construction HDPE Duct Fiber Blowing HDPE Duct Fiber Blowing provides San Diego, CA with underground utility and infrastructure construction services via tunnel construction services, horizontal auger boring and (HDD) horizontal directional drilling more commonly called directional boring. We provide underground utility construction services specializing in the underground boring of utility pipelines for … Continue reading San Diego, California HDPE Duct Fiber Blowing