providing and fixing 100 , 400 mm dia sluice valve in ward no . 43 at mujeeb colony , excavation for foundation / pipe trenches in earth , soils of all ltypes , sand , gravel and soft murum , including removing the excavated material upto a distance of 50 metres and lifts as below , stacking and spreading as directed , normal dewatering preparing the bed for foundation and excluding back filling etc complete ( bd-a-1 / 259 ) lift 0 to 1 . 5 m mjp / dsr / 2019-20 / page no . 34 i . no . 1 , excavation for foundation / pipe trenches in hard murum and boulders , w . b . mn . road including removing the excavated material upto a distance of 50 m beyond the area and lifts as below , stacking and spreading as directed by engineer-in-charge , normal dewatering , preparing the bed for foundation and excluding backfilling , etc . complete ( bd-a-3 / 259 ) lift 0 to 1 . 5 m mjp / dsr / 2019-2020 page no . :33 item no . :3 , excavation for foundation / pipe trenches in soft rock and old cement and lime masonry foundation asphalt road by all means including removing the excavated material upto a distance of 50 m beyond the are and lifts as below , stacking as directed by engineer-in-charge , normal dewatering , preparing the bed for foundation and excluding backfilling etc complete ( bd-a-4 / 259 ) lift 0 to 1 . 5 m mjp / dsr / 2019-2020 / page no . 34 i . no . 5 , excavation for foundation / pipe line trenches in hard rock and concrete road by chiselling , wedging , line drilling by mechanical means other than blasting including trimming and levelling the bed , removing the excavated material upto a distance of 50 metres and lifts as below , stacking and spreading as directed , normal dewatering , preparing the bed for foundation and excluding backfilling , etc comp . lift 0 to 1 . 50 m mjp / dsr / 2019-2020 / page no . 35 i . no . 7 , providing double flanged sluice valves conforming to is-2906 / 14846 including worm gear arrangements as per test pressure , stainless steel spindle , caps , including all taxes , transportation , etc . complete . , 100 mm dia s . v . , 400 mm dia s . v . , lowering layding and jointing in position following cidf reflux valve , butterflay valave and sluice valve etc complete , 100 mm dia s . v . , 400 mm dia s . v . , providing and supplying isi standard m . s . specials of required thickness with 3 coats of approved make epoxy paint ( shalimar , ciba or mahindra & mahindra make ) from inside and outside surface including all taxes ( central and local ) , octroi , inspection charges , transportation to stores / site and stackding , etc . complete e ) plain ended specials or plain ended branch flanged specials of all diameters . , providing and supplying c . i . detachable joints suitable for a . c . pressure pipes manufactured as per is-1538 / 1993 standard of following class and diameter including cost of all taxes ( central and local ) , insurance railway freight , inspection charges , unloading from railway wagon , loading into truck , trnsporting to departmental store / site , unloading , stacking and ocst of rubber rings , nut bolts , etc complete . , 100 mm dia cid joints , providing of c . i . mechanical compression collar coupling suitable for c . i . spun pipes ( as per is-1536 / 2001 ) and complete with sealing rubber gasket of sbr , c . i . follower glands and m . s . nut bolts . the whole assembly should be mechanically and hydraulically tested to the provisions as laid down in is : 1538 / 1993 ) , 400 mm dia , refilling the trenches with available excavated stuff with soft material first over pipeline and then hard material in 15 cm layers with all leads and lifts including consolidation , surcharging , etc complete