GTC913 DEVELOPMENT OF RAIN HARVEST WELLS (GROUNDWATER RECHARGE WELLS) IN POTABLE WELLFIELD STATIONS

Rehabilitation and Drilling of 363 nos. recharge wells in different location, to make it full operational and which consist of Removal/ Demolition of existing gabions & reconstruction of gabions. Removal of existing casing and replace new casing. Video Logging and Well cleaning. Reaming/ Drilling to extend up to 70mm depth. Carry out caliper & clinometer logging, and baseline fluid—flow logs. Carry out ground water sampling and laboratory test for hydro chemical and microbial analysis.