repairing of existing manhole in various place in ward no 83 , fixing of sfrc farame & cover to manahol chamber / rectangular sfrc cover & frame in cc m-15 ( concret 1:2:4 pro . etc . complate . ( as per rate . analysis ) 22- circular hd 540 / 630with frame , providing and constructing on drainage line b . b . masonary circular manhole concentric cone 0 . 90 mtrs . dia . at bottom and 0 . 5 mtrs dia at top and upto a depath of 1 . 50 mtrs . with 23 cm thick brick work in cm 1:5 prop with 12 mm thick . smooth rendering , 15 . 1 . 50mt ( ssr no . ) 1 . 50mt depth , raising the existing manahol chamber with 23 cm thick brick work in cm 1:5prop in 30 cm concentrick cone including 12 mm thick cement plaster in cm 1:4 prop one both side complete . ( as par rate nalyisis ) 20 ( ssr no . ) , providing and reparing to existing manhole chamber after fixing pipes with necessary brick work benching channaling plastering etc . complete . ( as per rate analysis ) 21 ( ssr no . )