laying of 110 mm dia hdpe pipeline 1) from d.no. 1/2410 to d.no. 1/2432, 2) from d.no. 1/2434-1 to east side, 3) from ep no. 167/54 to d.no. 1/2444 (near good base school), 4) from d.no. 1/2433-1 to ep no. 167/54, 5) from d.no. 1/2475-2 to ep no. 5/27/1,