estimate for providing functional household tapped connection and laying of 4” i / d d.i. pipe line, replenishment of top layer filter media in existing filter beds, construction of balance boundary wall, installation of chlorination system under the jal jeevan mission programme in village sankhol, constituency bahadurgarh, block bahadurgarh, tehsil bahadurgarh and district jhajjar.name of dnit:- dnit for white washing and wall painting of various structures at 8 nos. water works i.e. sankhol, barahi, kulasi, ladrawan, mukandpur, khairpur, kanonda and nilothi under the jurisdiction of public health engineering sub division no. 1 bahadurgarh and all other works contingent thereto