Session: Sliplining Under San Francisco's Hectic Embarcadero Area

摘要

1. 36" Steel sewer force main 1.1 Constructed 1980's; cement lined + coal tar coating 1.2 Repeated failures 1.3 Force main can only be shutdown for 24-hours (almost always in operation) 1.4 Located up to 15' underground along The Embarcadero Roadway 1.5 No access manholes for thousands of feet.