Providing new CI 250mm dia pumping main arrangements at uzhavar santhai sub pumping station to munthrithoppu main pumping station in ward no 34

Amount

Cutting the Existing B.T Road Surface clearing away from the site etc., complete

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers Hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil.SS20B

Barricading work (Where the lines are in narrow width of municipality area, busy streets like Market, Bus-stand and in the Highways etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia. and 1.80m height) vertical with horizontal poles in two rows, painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including supplying, delivery and fixing of GI sheet (0.90m x 0.8mm thick) in the horizontal poles and fixing 75mm dia. reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers.

Supply of Delivery of C.I. Spun Pipes As Per IS 1536/2001 Amendment No.3.July 2008 (250 mm dia)

Supply of Delivery of CI D/F Pipe As Per IS 7181/1986 & IS 1537/1996

Supply of Delivery of CI D/F Specials & S/S Specials As Per IS 1538/1993

Supply and delivery of DI D/F Gate (sluice) valves (soft seated) resilient seated soft sealing Gate Valves (Sluice Valves) with body Bonnet of Ductile cast iron of Grade GGG 40 or GGG 50, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 14846- 2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16 and with 5 years warranty

Manufacture, Supply and Delivery of DI D/F Slanted seat Swing Check Valve. Body of ductile cast iron of Grade GGG 40 or GGG 50 and disc of ductile cast iron GGG 40 or GGG 50 with fully encapsulated EPDM rubber, where both faces can be used. Electrostatic epoxy powder/liquid coating (EP-P) inside and outside color blue RAL 5005 with minimum coating thickness of 250 microns. The EPDM rubber & Epoxy Powder should be approved by W 270. (EP- P) it is a resi-coat powder approved for drinking water application, applied through fusion bonding process by dipping the shot-blasted casted components heated up to 200 deg C). Face to face dimensions as per EN558-1, series 48 and flange connections as per EN 1092-2/IS 1538 and with 5 years warranty

Supply of Delivery of Kinetic Air Valves For Handling More Volumes Of Air In Pumping Main, Double Orifice Kinetic Air Valve Confirming To Is 14845 Tamper Proof Design (Pn-1) And With 5 Years Warranty

Lowering of C.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

Jointing C.I/ D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials)

Testing of M.S. / C.I. / D.I / P.V.C. / H.D.P.E / pipes with hydraulic testing equipment by filling with water (including cost of water @ Rs. 60/KL) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete for the following diametres of pipes

Refilling the trenches with excavated earth in layars of 25cm, thick well rammed including watering consolidation etc, complete

Providing and laying, spreading and compacting 0.396m3 of 45-22.40mm & 0.528m3 of 22.40-2.36mm & 0.396m3 of 2.36mm and below metal graded stone aggregate to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant carriage to mixed material by tipper to site laying in uniform layers with paver in subbase/basecourse on well prepared surface and compacting with vibratory roller to achive the desired density complete as per clasue 406 of MORTH specifications. MDU-CORP DATA-P-23 -SL No:8

Add GST 18%

S RAMANATHAN (BID ID -1477111)