maintenance and repair To Water Supply Distribution System At Ward No . 74 And 75 , excavation for foundation / pipe trenches in earth , soils of all types , 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 backfilling , etc comp . lift 0 to 1 . 50 m mjp/dsr/2019-20/page no . 33 i . no . 1 , excavation for foundation / pipe trenches in hard murum and boulders , w . b . m . road 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 backfilling , etc comp . lift 0 to 1 . 50 m mjp/dsr/2019-2020/ page no . 33 i . 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 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 . 33 i . no . 5 , providing and supplying asbestos cement pressure pipes manufactured and tested as per iso-160 standards of following class and diameter in standard lengths including cost of all taxes ( central and local ) , insurance , railway freight , inspection charges , unloading from railway wagon , loading into truck , transporting to departmental store/site , unloading , stacking etc . complete mjp/dsr/2012-2013/page no . 57 . i . no . 1 , a ) class 15 ( test pressure 1 . 5 mpa ) , 80mm , 100mm , 150mm , 200mm , lowering , laying and jointing with cid joints , a . c . pressure pipes and ci or ms specials of following class and diameters including conveyance from stores to site of works , cost of labour and material , giving satisfactory hydraulic testing , etc . as per isi code , etc . complete but excluding cost of c . i . d . joints , nut bolts , rubber rings . mjp/dsr/2012-2013/ p . no . 59 i . no . 4 ( a ) , a ) class 15 ( test pressure 1 . 5 mpa ) , 80mm , 100mm , 150mm , 200mm , providing d . i . pipes ( push on joints pressure pipes of di of following class and diameters confirming to the is specification inclusive cost of jointing materials ( rubber gasket of epdm quality ) excluding gst levied by goi & gom in all respect including third party inspection charges of tpi agency approved by mjp including transit insurance , railway freight , unloading from railway wagon , loading into truck , transportation to departmental store/site of work , unloading , stacking etc . complete as directed by engineer incharge . ( is-8329:2000 for pipes & is-158:1969 & is-12820:1989 or latest edition/revision with amendments for rubber gasket . ) di k-7 grade mjp/dsr/2019-2020/page no . 59 i . no . 3 , 100 mm , 150 mm , 200 mm , lowering , laying and jointing with sbr rubber gaskets c . i . & d . i . pipes of various classes with ci / ms specials of following diameters in proper position , grade and alignment as directed by engineer-in-charge including conveyance of material from stores to site of work , excluding cost of jointing materials and rubber rings , including labour , etc complete . note: only sbr rubber gaskets to be used as per is- 5382 / 12820 mjp/dsr/2019-2020/page no . 58 i . no . 2 ( a ) , 100 mm , 150 mm , 200 mm , cutting and champhering of pipes of following diameters including cost of all materials and labour involved , etc . complete as directed by engineer-in-charge . ( for all class of pipes ) mjp/dsr/2019-2020/page no . 136 i . no . 20 , 100 mm , 150 mm , 200 mm , providing and supplying c . i . detachable joints suitable for a . c . pressure pipes manufactured as per is- 1538 / 1993 standards of following class and dimeter including cost of insurance , railway freight , inspection charges , unloading from railway wagon , loading into truck , transporting to departmental store , unloading , stacking and cost of rubber rings , nut bolts , excluding gst levied by goi & gom in all respect etc . complete . mjp/dsr/2019-2020/page no . 64 i . no . 13 , class 10 /15 , 80 mm , 100 mm , 150 mm , 200 mm , providing and supplying i . s . i . mark rubber gasket suitable for c . i . or d . i . pipe of all class for tyton joints including inspection charges , transportation upto departmental stores excluding gst levied by goi & gom in all respect etc . complete . mjp/dsr/2019-2020/page no . 137 i . no . 21 ( a ) , 100mm , 150mm , 200mm , checking & repairing private water connection and reconnecting the same etc complete , disconnection of unauthorised private water connection etc . complete . , making cross connection to existing distribution main of any type including excavation , breaking and removing existing pipes , lowering , laying of specials and pipes in their position , refilling , closing the water supply in that area , dewatering and restarting the water supply , etc . complete as directed by engineer-in-charge for following diameters of existing pipeline , irrespective of diameter of branch line . ( the number of joints involved will be paid separately depending upon the nature of joints and required pipes , valves and specials will be supplied free of cost at stores ) mjp/dsr/2019-2020/page no . 47 i . no . 10 , 100 mm , 150 mm , 200 mm , providing double flanged sluice valves confirming to is- 2906 / 14846 including worm gear arrangements as per test pressure , stainless steel spindle , caps , including inspection charges , transportation upto departmental store , unloading , stacking excluding gst levied by goi & gom in all respect etc . complete . pn-1 . 0 ( without bypass arrangement ) mjp/dsr/2019-2020/page no . 127 i . no . 2 ( a ) , 100 mm , 150 mm , 200 mm , lowering laying and jointing in position following c . i . d/f reflux valves , butterfly valves and sluice valves including cost of all labour , jointing material , including nut bolts and giving satisfactory hydraulic testing , etc complete . sluice valves mjp/dsr/2019-2020/page no . 130 i . no . 4 , 100 mm , 150 mm , 200 mm , removing existing cross connection and remaking the same etc complete ( 70% rate of making cross connection . ) mjp/dsr/2019-2020/page no . 47 . i . no . 10 , 100 mm , 150 mm , 200 mm , removing and refixing the half body of sluice valves including excavation , refilling , cost of rubber packing , nut bolts , with gate , gland rope , repair by welding etc complete ( 70 % rate of laying sluice valves ) mjp/dsr/2019-2020/ page no . 130 i . no . 4 , 80 mm , 100 mm , 150 mm , 200 mm , providing and supplying s . s . spindle rod as per standard specifications and suitable for sluice valves etc complete . ( as pe