Repairs to Exixting Rising Main At Kande Tal Shirala

Item No. 1:- Excavation for foundation in earth of all type sand gravel, & soft murum including removing the area and lifts as below.stacking and spreading as directed by Engineer in charge normal dewatering preparing the bed for foudation and excluding backfilling etc. comp. DSR Page no 37

Item No.2:-Excavation for foundation / pipe trenches in hard murum boulders, W.B.M. 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. DSR Page no 37

Item No.6:- Filling in plinth and floors murum bedding inn trenchess with approved murum from excavated material from foudation in 15 cm to 20 cm layers including watering and compaction etc. comp. DSR page no 38

Item No.7:- Lowering, laying & jointing PVC pipes and specials of following in class & dia including conveance from stores to site of works including cost of all labour, material except cementsolvent rubber ring giving satisfactory hydraullic test etc.complete DSR page no 78 PVC Pipe 140 mm dia. 6 kg/sqcm

Item No.9:- Lowering laying and jointing in position following C ID/F reflux valves, butterfly valves, and sluice valves including cost of all labour jointing material including nut bolts and giving stisfactory hydraullic testing etc. comp. DSR Page no 80 Sluice Valve PN 1.0-125 mm dia.

Non return Valve PN 1.0 - 125 mm dia.

Item No. 10:- Lowering laying and fixing in proper alignment and position all types of Kinetik air valves as directed by Engineer-in-charge including cost of conveyance from stores to site of work, cost of all material and giving satisfactory hydraulic testing etc. complete (for all class of valves) DSR page no 152 Air valve PN1.6-Class 25 mm dia

Item No. 13:- Refilling the trenches with available excavated stuff with soft material first over pipeline and thenhard material in 15 cm layers with all leads and lifts including consolidation, surcharging etc.comp. DSR page no 40

Item No. 14:- Providing & supplying in standard lengths ISI mark rigid unplasticised PVC pipes suitable for potable water with solvent cement joints including cost of couplers, as per IS specification no.4985/1988, transportation, freight charges inspection charges, loading, unloading conveyance to the departmental store/site & stacking the same in closed shed duly protected from sun rays and rains including cost of jointing material i.e. solvent cement, etc. comp DSR Page no 74 PVC Pipe 140 mm dia. 6 kg/sqcm

Item No. 16:- Providing & supplying ISI standard PVC specials including all taxces (central & local) insurance, raiway freight, unloading from railway wagon, loading into trucks, transport to departmental stores/site unloading stacking etc.complete (10% of cost of pipes)

Item No. 17:- Providing, CIDF, Sluice valve, scour valve with jointjing to pipe work, water works quality having non-rising spindle with hand wheel &without by pass arrangement, spindle of stainless steel as per requirment excluding CC foundation / structural steel support etc. comp Sluice Valve PN 1.0 - 125 mm dia.

Non return Valve PN 1.0 - 125 mm dia.

Item No. 18:- Providing and supplying kinetic double oriffice type Air valves as per MJP's standard specifications combined with screw down isolating valve, small oriffice elastic ball resting on gun metal oriffice nipple including all taxes (Central and local), railway freight charges, inspection charges, unloading from railway wagons, loading into trucks, transportation upto dept. stores/site, unloading and stacking etc. complete. DSR page no 149 Air valve PN1.6-Class 25 mm dia

Item No. 19:- Hydraulic testing of PVC / G.I. pipe line to specified pressure including cost of all materials and labour and water for testing for specified length including cutting, placing end cap making arrangement for filling safe water using reciprocating type pumps which should be able to provide specified test pressure gauge and other necessary equipments, labour, operation charges, etc. required for testing. The rate under this item shall also include cost of retesting, if necessary and reinstating to original position. PVC Pipe 140 mm dia. 6 kg/sqcm

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