Tender For City Water Supply Scheme Maintenance And Repair Of Existing Raw Water Rising Mains And Structures Of Scheme From Jayakwadi Head Works To Dhorkin.- 1 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. complete. 2 Excavation for foundation/pipetrenches in hard murum and boulders, W,B.M road including removing the excavated material upto a distance of 50M beyond the area and lifts as below, stacking and spreading as directed by Engineer-in-charge, normal dewatering, preparing the bed for foundation and excludingbackfilling, etc. complete. 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 area and lifts as below, stacking as directed by Engineer-in-charge, normal dewatering, preparing the bed for foundation and excluding backfilling, etc. complete. 4 Excavation for foundation/pipe trenches in slush muddy/marshy/slushy/soil including use of poclain, labour for dewatering during execution including removing the excavated material upto a distance of 50 metres and lifts as below, stacking and spreading as directed, preparing the bed by cleaning the mud, labour required for execution for shuttering item but excluding backfilling, etc. complete. Providing and fixing shuttering shall bepaid separately. 5 Lift 0.00 to 1.5m 6 Lift1.50m to 3.00 m 7 Dewatering the excavated trenches and pools of water in the building trenches/pipe line trenches, well works by using pumpsand other devices including disposing off water to safe distance as directed by Engineer-in-charge (including cost of machinery, labour, fuel), etc. complete. 8 Providing and supplying ISI standard MS specials of required thickness with 3coats of approved make epoxy paint (Shalimar,Cibaor Mahindra & Mahindra make) from inside and outside excluding all statutory duties & taxes such as GST levied by GOI & GOM in all respect, inspection charges, transportation to stores/site, and stacking, etc. complete. Flanges with machining and drilling holes. etc. completemore than 400 mmthick. 9 Lowering, laying in position to correct line and level including M.S. pipes with/without any outcoating on pedestals or chairs upon prepared formation. The rate to include loading, unloading, hoisting, marginal cutting wherever required, assembling and tack welding, and transportation upto 500M. etc. completed as specified. 10 700 mm dia 11 Providing and making lead caulked joint with molten lead to Cast Iron pipes and/or specials of all classes and fitting of following dia including cost of lead and all jointing material, labour, hydraulic testing etc. complete. 12 Gas cutting (either square cut or V cut) pipes, plates, etc. of thickness. Above 5 mm upto 10 mm 13 Weldingin all positions with required number of runs, for M.S. pipes internally and/or externally including gauging wherever necessary, fixing appurtenances and other accessories in connection with pipe laying work as per specification.10 mm thk. 14 Removing existing sluice valve / half body of sluice valve etc. complete. (40% rate of fixing, MJP mech DSR 2023-24 sect. BLB Dy 88) 15 200 mm dia 16 150 mm dia 17 Lowering, laying and jointing in position following C.I.D / F reflex valves, Butterfly valves and Sluice valves including cost of all labour jointing material, including nut bolts and giving satisfactory hydraulic testing etc.complete. 18 200 mm dia 19 150 mm dia 20 Providing and supplying following materials including all taxes, transportation to departmental stores etc. comp 21 Nut bolts of required size 22 Lead wool 23 white lead 24 M-seal 25 Rubber packing 6mm thick 26 cement 27 Providing and supplying on hire charges 28 JCB 29 Hydra/crane 30 Providing and laying cement concrete for foundation , block with dewatering from work compaction, curing, finishing, etc. complete.M-250 31 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. 32 Filling in plinth contractors murum in 15-20 cm Layers with watering, compaction etc. complete. 33 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). 34 700 mm dia
