cleaning & white washing work of etp & spray pond - cleaning & white washing work of etp & spray pond after season 2020-21.detail of work-1. complete cleaning of spray pond including inlet and outlet water channel, all pipes nozzles and drain etc. 2. cleaning of condensers drain, injection pits, walls including onward white washing. 3. complete clearing of injection header. 4. complete cleaning of effluent treatment plant including all inlet and outlet drains, all tanks of effluent plant painting and white washing just after cleaning is over. 5. near by area to be clean ( grass cutting also ) sludge removal to be shifted as per instruction of mfg. deptt. )