removing chockup and daily maintenance of existing drainage line at ward no . 36 naregaon ( brijwadi ) , excavation foundation on / pipe trenches in earth , soils of all type , and gravel and soft murum , including remove the excavated material uptp a distance of 50m and lifts as below stacking and spreading directed normal dewatering preparing the bed for foundation and exculding back filling etc . complete ( lift 0 to 1 . 5 m ) ( spec . no . bd . a page no 259 . , mjp dsr 2016/17 , i . no : 1 , repairing and reconstructing on drainage line b . b . masonary circular manhole , concentric cone 0 . 90 mtrs . dia . at bottom and 0 . 5 mtrs . dia at top with 23 cm thick brick work in c . m . 1 : 6 prop , with 12 mm thick . cement plaster in 1:4 , with smooth rendering , 1:2:4 coping including all necessary excavation etc all complete as directed by engineer - in - charge . rate for rebate of manhole per 30cm/ 1639 , providing & supplying steel fiber reinforced concrete ( s . f . r . c . ) frame & cover heavy duty/medium duty of rectangular or circular in shape of approved make including loading unloading , transportation , all taxes etc . complete as directed by engineer- in - charge . ( 20tonnes capacity , raising the existing manhole chamber with 23 cm thick brick work in cm 1 : 6 prop . in 30 cm concentrick cone including 12 mm thick cement plaster in cm 1 : 4 prop on both side complete . mjp dsr 2018/19 , providing and repairing to existing manhole chambers after fixing pipes with necessary brick work , benching , channeling , plastering etc . complete . . mjp dsr 2018/19 , fixing of sfrc frame and cover to manhole chamber / rectangular s . f . r . c . cover and frame in c . c . m -15 ( concrete 1 : 2 : 4 prop . ) etc . complete . mjp dsr 2018/19 , desilting the supply well , intake well/ head works sump of water supply / sewerage works etc . in wet or dry condition including lifts up to 9m and lead up to 150 m as required be yond the work site , stacking , spreading , including necessary guarding , etc . complete as directed by engineer-in-charge . , transportation of surplus material from work site to any disposal place as directed by the engineer - in - charge with a lead of ______________ km including and stacking etc . complete , providing and constructing brick masonry inspection chamber 90cm x 45cm x 90cm including 1:4:8 cement concrete foundation 1:2:4 cement concrete channels half round g . s . w . pipes , brick masonry , plastering from inside and c . i . lid cover of 75 kg with lid and frame fixed in cement concrete . , providing & supplying steel fiber reinforced concrete ( s . f . r . c . ) cover heavy duty of rectangular or circular in shape of approved make including loading unloading , transportation , all taxes etc . complete as directed by engineer- in - charge . ( 20t ) rect . size-90cmx60cm sfrc cover a ) size-90cmx60cm sfrc cover 20t ( without frame ) , removing chokeup on existing drainage line including required dewatering by pump desilting of manhole desilting of existing drainage line by using power bucket machine and rodding machine including transportation of rodding machine etc . comp 150 mm to 250 mm dia