REPAIR MAINT REPLACEMENT TO OLD UNSERVICEABLE CIDIMS LINES WITH DI MS ERW PIPES FOR WATER RISING MAINS FILTRATION PLANT AT CHASAPADA BODHI PLANT AND MAINT WATER DISTRIBUTION LINES INCLUDING CERTAIN SLUICE VALVE BUTTERFLY VALVE NRVS AND OTHER WORKS REPAIR MAINT REPLACEMENT TO OLD UNSERVICEABLE CIDIMS LINES WITH DI MS ERW PIPES FOR WATER RISING MAINS FILTRATION PLANT AT CHASAPADA BODHI PLANT AND MAINT WATER DISTRIBUTION LINES INCLUDING CERTAIN SLUICE VALVE BUTTERFLY VALVE NRVS AND OTHER WORKS