Design, construction, supply, Testing, Commissioning of water supply schemes with electric driven motor pumps and Iron removal treatment plant having technology ( Adsorption/ Ion exchange/ membrane/ Nano Technology etc. ) of CSIR or certified by CSIR or any other technology endorsed/ approved by GoI in the Iron Affected left out Habitations/ Wards of block- DANDARI, Panchayat- [ Katermala North- [ ( 1P & 2P ), ( 3P & 5P ), 6 ], [ Katermala South- 9 ], [ Rajopur- 1, 6 ] in District of Begusarai on turn- key basis with 06 month trail run after commissioning and comprehensive Operation and Maintenance of 60 Months after Successful completion of Trail Run Period Under Mukhyamantri Nishchay ( Quality Affected ) Yojna on Turn- key basis under P. H. Division, Begusarai.