Supply And Installation Of New Sluice Valves And Other Allied Works Under Rajapura Water Supply Scheme Under Hasnabad Block Under Barasat Arsenic Division. (Sl No. 5), 24 Paraganas North-West Bengal

Supply and Installation of New Sluice valves and Other Allied Works under Rajapura Water Supply Scheme under Hasnabad Block under Barasat Arsenic Division. (Sl No. 5)- 1 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] 2 i) 200 mm dia pipe 3 Supply and delivery of CIDF sluice valve (Special type) PW-1.00 of different dia make with CI double flanged non rusting spindle sluice valves conforming to IS 14846 -2000 with latest emended having body dome/bonnet and cover of C.I.Gr-F.G 210mtr. spindle of IS-6603 G.R- 12/Gr-13 non-magnetic, nuts seat rings are of Gunonetal as per IS:318 LTB-2 flanges and drilled to IS:1538 Part IV & VI valves are suitable for max. working pressure of 10kg/cm2(seat test) and body tested to 15kg/cm2.N.B: The above item should be procured from the reputed manufactures as per deptt. approvedvender list 4 ii)250mm.dia. 5 iii)200mm.dia. 6 iv)150mm.dia. 7 Cast iron double flanged or swing non return valve generally conforming to IS 5312 part 1 having body door cover ingraded cast iron to is 210 Gr.FG 200 body and door rings and bearing block of leadedtin bronze to is 318 Gr.LTB 2 (350mm and above) hinge pin of st.st.AISI410 valve suitable for maximum working pressure of 10/16/kg/cm2 seat test and body tested to 15/24 kg/sqcm 8 150mm dia 9 Taking out of old and damaged valve of any type from the existing line after dismantling of Flange Joint or Socket Joint and fitting, fixing of New Valve. ( Cost of dismantling of jointand renewing the same to be added with this item to complete the job in all respect ) 10 ii) 125 mm to 150 mm dia 11 iii) 200 mm to 250 mm dia 12 For Existing FHTC with ferrule connection, Refixing of existing ferrule with fittings in the proposed distribution pipeline and supply, fitting & fixing of all other accessories like saddle piece of required size to fit the proposed pipeline, specials, nut & bolts, rubber sheet, washers etc, including cutting trenches in all sorts of soll and filling up trenches as per direction of the Engineer-in charge. 13 Dismantling all types of masonry excepting cement concrete plain or reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m.a) In ground floor including roof 14 Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes.a) Pakur Variety 15 (A) Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (payment to be made on measurement of finished quantity) 16 GST @18% on all the above items. 17 Labour Welfare Cess @1% on all the above items.

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	13-03-2025	Corrigendum-1	Date	21-03-2025

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