Supplying and Laying of Clear Water Rising Main network with D.I. (K-9) Pipes and M.S. Pipes, including all D.I. Specials, Valves with ...within Basirhat Municipality, District North 24 Parganas under AMRUT 2.0 Scheme.

Amount

Laying of D.I. (K-9) pipes with all D.I. Specials and valves including Supply and delivery at site ISI marked Socket and Spigot jointing system centrifugally cast DI (K9/K7) Pipes conforming to IS 8329-2000 (Third revision) in standard length 4 m, 5 m, 5.50 m, 6 m for push-on joint (rubber gasket) with internal cement mortar lining and external protection by metallic zinc coating with finish layer of bituminous /epoxy coating on outside as per IS: 8329-2000 specification with necessary jointing material rubber gasket (IS: 5382:1985) and M.S. Pipes including transportation, loading unloading and stacking at site including supply of polyethylene sleeves, including earth work in excavation in trenches, shoring (if necessary) of adequate width having minimum depth to keep the top surface of pipe 1.10 m below of the existing ground level in any kind of soil mixed with boulder, metal crust, concrete pavement, any road sub-grade and its flank etc., dewatering the trenches, preparing the bottom surface of the trenches for continuous bedding including sand filling (if necessary) Over-Ground installation to cross small ditches etc. supported with RCC pillars and fitting, fixing, jointing (all types of joints) valves, specials etc. as per requirement, in position, cutting, chamfering of pipes as required, carriage of materials from departmental store to work site (if any), constructing sluice valve chambers including supply and fitting in position sluice valve of different dia. & supply and fitting in position D.I. Specials ,Thrust Blocks as per requirement, filling of the trenches with excavated materials, consolidating the same in layers, guarding trenches with temporary bamboo railing for safety where necessary, emergency horizontal auger boring (for roads other than NH and Railway) where necessary, removing the surplus materials from the site as per municipal rules in vogue including all labour charges, tools and plants, hydraulic pressure testing, cleaning and disinfection of pipes etc. complete in all respect as per IS 12288¬1987 (latest edition) and Temporary Roads Restoration for vehicular movement as per instruction of the EIC(FROM PHED Spout To WTP Location ) Payment break up : A) After completion of laying work in all respect diameter wise including sluice valve = 80% B) After Testing of the Pipeline in accordance with IS : 3114 - 1965 = 15% C) After cleaning and disinfection of pipe lines including Valve chamber = 5%

700 mm dia ( DI-K9)

700 mm Dia MS Pipe

Cast iron double flanged manually operated sluice valves generally conforming to IS 14846 : 2000, having four faces and spindle nut of gunmetal. inside screw non- rising type quality gunmetal /AISI 410 spindle: seat tested to 10kg/CM² and body tested to 15kg/CM², flanges flat faced and drilled to 1.S.: 1538 : 1993. Painted black all over with asphalt base paint. Valves tested by closed end method.

150mm dia

700 mm dia

Cast iron kinetic double orifice type air release valve having small orifice elasticball resting on gunmeta lorifice nipple large orifice vulcaniteball seating on moduled seat ring, valve with built-in-Kinetic features, isolating sluice valve mounted in horizontal position and operated by ametre wheel gearing:inlet faced and drilled to IS1538Table4&6.valve suitable for maximum working pressure of 10 kg/CM2

Air Release Valve 150 mm dia.

Double flanged double eccentric design manually operated cast iron butterfly valve having body disc,and end cover in graded cast iron to IS: 210,syntheticrubber facering secured on disc by a SS/AISI304 retaining ring with stainless steel screws the rubbering sitting on acorresponding integral monel 60seat in body stub shaft of AISI 431 riding in TEFLON lined bearing, valves suitable for maximum working pressure of 10/16kg/cm² and body tested 15/24 kg/cm². Flanges drilled to I.S 1538 TABLE 4 & 6

700 mm dia

Construction of different dia Sluice valve /Air valve /Washout chamber in different sizes for village road where light traffic run and for main road where heavy traffic run as deptt.approved drawing with 25cm thick brick work (1:6) over cement concrete (4:2:1) over a single B/F soling over150mm.thick sand filling in foundation including earth work in excavation and disposal of excess earth from work site with RCC (1:1.5:3) cover slab 100mm / 150mm thick slab on top of chamber with 1% reinforcement in RCC cover slab with necessary opening for operation of valve all complete including cost of labour & materials as per Departmental Dwg. [Reinforcement type:- Other manufactuerers not specified]

150 mm dia

700 mm Dia

Providing, Installation, Testing and Commissioning of Electromagnetic Flow Meter of 700 mm Dia

LOTUS CONTRUCTION & ELECTRICAL WORKS (BID ID -5926887)