Water Supply Works Tenders

Construction One No. 50KL (50,000 Itrs) capacity having height 20.00 mtr of up to FSL & 17.00 mtr sill level from Ground level complete with external RCC stair case with landing slabs at each staging RCC roof,ventilator single main hole cover lightening conductor etc. complete as described in schedule No.3. Providing and fixing D.I. K-9 D/F expansion joints latest bell mouth and D/F puddle collars as per DWSS design on basis of enclosed drawing. Duck foot bends, Conforming to ISI - 9523 and C.I/D.I. D/F sluice Valve duly ISI marked (IS-14846-2000 or latest) one each with inlet, outlet and scour pipes, including providing and installing inlet, outlet scour pipe and overflow DI double flanged pressure pipes DI K-9 horizontally as per IS 8329-2000 and latest Amendments duly ISI marked from bottom dome to duck foot bend and further up to 2.75 mtr as per detail specification. TMT steel Providing & applying integral crystalline slurry hydrophilic in nature for water freezing management for vertical & horizontal service and swell able type water stop tape & painting of all complete shall be included in cost & P/F aluminum ladder inside the OHSR complete in all respect as per specifications. (The specifications & drawing are based on safe bearing capacity of soil not less than 8.75 tone per sqm. In case the safe bearing capacity of soil is less than 8.75 tone per Sqm. then the contractor shall submit his own design for foundation portion based on actual safe bearing capacity as per DWSS specifications. The difference in quantities from the standard drawing based on 8.75 tone per sqm safe bearing capacity will be paid as per CSR+ Prevailing Ceiling Premium including providing and fixing automatic Electronic Water Level control Device and Construction of Plinth protection around OHSR with masonry toe wall with 40 mm thick CC 1:2:4 on top over 100 mm thick CC 1:8:16 including overflow scour haudi complete in all respects. Note 1) Providing and applying integral crystalline slurry of hydrophilic in nature for water proofing management etc. (For vertical and horizontal surface) 2) Providing and applying of swellable type water stop tape etc

Material and labour for two coats of synthetic enamel paint over a coat of red oxide primer including preparation of old rusted surface exiosting water supply vertical pipes (any size) of pumping and distribtion lines as per different colour code and marking of arrow for flowing of water with approved color shade paint complete all as specified and directed.

Supply and fix cast iron air release valves with two air outlets conforming to IS 14845 of size 50mm dia bore and fixing up in DI water supply mains of size 100mm dia complete all as specified and as directed.

20.87:- Supply and erection of “Wall Mounting Type, solenoid driven, motorized, electromagnetic diaphragm Dozing Metering pump working on three-phase 220/240 V 50 Hz electric supply with standard electronic controls, suitable for minimum dozing capacity 0 to 27 LPH at 10 bar back pressure” complete with necessary accessories, complete in all respects along with supply and erection of 1 No. Voltage Stabilizer with Dozing Pump along with 1 No. 300 litres capacity ISI marked HDPE storage tank of approved make as per directions of Engineer-in-charge. [Through Rate]

M&L for total painting of inlet water supply pipe line any size any length and delivery pipe line including motor pump/ foundation at fire fighting pump /water supply pump house as per approved colour complete all as specified and directed.