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For areas where gravity collection is not feasible due to topography, cost, or I/I issues, a STEP collection system is a great alternative. Much like low-pressure grinder pump systems, the STEP system will pump wastewater through small-diameter piping to the wastewater treatment plant.
DOMESTIC WASTEWATER MANAGEMENT IN SRI LANKA ENG G A KUMARARATHNAENG. G.A. KUMARARATHNA ADDL. GENERAL MANAGER (SEWERAGE) Kandy City Wastewater Management Project •Connects to Ratmalana /Moratuwa wastewater treatment plant 2,000 238 TOTAL 742,000 76,786
