Long Term Control Plan - Phase 2 & 3 - CSO Improvements

Work includes: demolition of the combined sewer outfall and block headwall; expansion of the diversion structure, including new cast-in-place structures, bending weirs, mechanical bar screen, manual bar rack, stainless steel slide gates, monitoring and sampling equipment, and electrical appurtenances. Construction of the eq tank and gate vault, include per-stressed concrete tanks, cast in-place gate vault, stainless steel slide gates and interconnecting di pipe. Installation of 48" sewer pipe from the newly expanded structure to the eq vault. Installation of 20" and 24" sewer pipe from eq vault to existing manhole. See outside link.