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Augmentation Work Of Lakhipur Water Supply Scheme At Chopra Block Of Uttar Dinajpur District Under Raiganj Division , Phe Dte, Govt. Of West Bengal., malda-West Bengal

Public Health Engineering Department-PHED has published Augmentation Work Of Lakhipur Water Supply Scheme At Chopra Block Of Uttar Dinajpur District Under Raiganj Division , Phe Dte, Govt. Of West Bengal.. Submission Date for this Tender is 09-07-2022. Water Supply Project Tenders in malda West Bengal. Bidders can get complete Tender details and download the document.




Tender Notice

32463226
Corrigendum : Augmentation Work Of Lakhipur Water Supply Scheme At Chopra Block Of Uttar Dinajpur District Under Raiganj Division , Phe Dte, Govt. Of West Bengal.
Open Tender
Indian
West Bengal
malda
09-07-2022

Tender Details

Augmentation Work Of Lakhipur Water Supply Scheme At Chopra Block Of Uttar Dinajpur District Under Raiganj Division , Phe Dte, Govt. Of West Bengal.

Corrigendum Details

Sr No CorrigendumDate Corrignedum CorrigendumType NewSubmissionDate
1 15-Jun-2022 CORRIGENDUM-1 Date 09-07-2022

Key Value

Document Fees
Refer document
EMD
INR 388538.0 /-
Tender Value
INR 1.94 Crore /-

BOQ Items

Name of Work: Implimentation of LAKHIPUR and it"s adjoining mouzas Pipe Water Supply Scheme at Chopra Block of Uttar Dinajpur District under Raiganj Division, PHE Dte. Govt. of West Bengal.
Sl. No. Item Description
1Sinking of250mm. Dia. x 150 mm. Big dia. Tube Well of 159 Mtr. deep . (QTY.:-2 Nos.)
2Site Preparation, Temporary Latrine, Placement & levelling of Rig Machine, Mast hoisting and Casing drilling ( Upto 6 mtr.) Placement of Casing with all allied works necessary to commence drilling woks and wind up of all machineries after completion of Drilling.
3Drilling by Direct Rotary method of drilling using 9 7/8” dia.bit for pilot bore follwed by subsequently reaming using 12 1/4” dia. ,15 " dia. and 17.5" dia. Rock Roller Bits/Drag Bits in consolidated, semi consolidated and soft formation up to required depth including casing boring and casing lowering as required including cost of fuels and lubricants etc. as required for drilling.
4Note: 1) Rate only for pilot drilling will be @ 50%. of item rate.2) Rate for reaming by 12 1/4 " dia. bit will be @ 14% of item rate.3) Rate for reaming by 15 " dia. bit will be @ 16% of item rate.4) Rate for reaming by 17.5 " dia. bit will be @ 20% of item rate.
5(A)Rate only for pilot drilling will be @ 50%. of item rate.
6( a ) From 6 Mtr. to 60 Mtr.
7( b ) From 60 Mtr. to 90 Mtr.
8( c ) From 90 Mtr. to 120 Mtr.
9( d ) From 120 Mtr. to 150 Mtr.
10( e ) From 150 Mtr. to 180 Mtr.
11(B) Rate for reaming by 12 1/4 " dia. bit will be @ 14% of item rate.
12( a ) From 6 Mtr. to 60 Mtr.
13( b ) From 60 Mtr. to 90 Mtr.
14( c ) From 90 Mtr. to 120 Mtr.
15( d ) From 120 Mtr. to 150 Mtr.
16( e ) From 150 Mtr. to 160 Mtr.
17( C) Rate for reaming by 15 " dia. bit will be @ 16% of item rate.
18( a ) From 6 Mtr. to 60 Mtr.
19( b ) From 60 Mtr. to 90 Mtr.
20( c ) From 90 Mtr. to 120 Mtr.
21( d ) From 120 Mtr. to 150 Mtr.
22( e ) From 150 Mtr. to 160 Mtr.
23( D) Rate for reaming by 17.5 " dia. bit will be @ 20% of item rate.
24( a ) From 6 Mtr. to 60 Mtr.
25Supplying and deliveryof the following accessories
26a) UPVCCap 150 mm. Dia.
27b) UPVC Reducer250mmx 150 mm dia. (250mmx200mm-1 no & 200mmx150mm-1 no)
28c) UPVC Top cap 250mm. Dia.
29d) M.S. Housing clamp 250 mm dia.
30e)M.S Centre Guide( Special type)
31Lowering the tube well assembly (UPVC Casing pipe ,well pipe, strainer along with UPVC accessories) vertically in a position with proper lowering arrangement by applying necessary jointing compound including labour cost for subsequent gravel packing and machine operation cost etc.
32Cost of Consumables for drilling rigs and machineries
33Supply and delivery of Washed gravels size ranging from 1.80 mm to 4.74 mm. conforming to IS 4097 : 1967.
34Packing the side of the tube well housing pipe with puddle clay & with good quality local earth as per direction.
35Supply and delivery of Bentonite Powder conforming to IS 6186:1986
36Development (Min. 8 Hr. continuous) of tube well by using suitable air compressor (Min. Capacity: 600CFM & operating Pressure 14 Bar) followed by yield testing with BHT pump (Head :45 to 50mtr.,Discharge :1100 to 1000 LPM and 25 BHP engine) all complete including To & Fro Transportation cost and Cost of fuels, lubricants & Labour etc.
37Water sample collection and chemical test including Arsenic Test.
38Electro-logging charge.
39Supply and delivery of UPVC pipe (CD) conforming to IS 12818:2010. (CIPET Certified)
40a) 250 mm dia
41b) 150 mm dia
42Supply and delivery of UPVC Deep Well Screen (RDS) Pipes with Ribs conforming to IS 12818:2010. (CIPET Certified)
43a) 150 mm dia.
44Transportation cost of drilling equipment and accessories rig machine etc. including cost of fuel lubricant & loading unloading the materials from store/stack yard/ suppliers godown and unloading/stacking the same at site. (Up to 60 Km distance)
45Laying rising main .
46Carrying CI/DI pipes with specials and valves and lowering placing in position and laying carefully inside the trenches in proper alignment and gradient etc. including earth work in excavation of adequate width as per specification having min. clear cover from top of pipe is 1.10mtr. below existing ground level in any kind of soil including mixed with boulder, road sub-grade and its flank,but excluding moorum and laterite and stone etc.without damaging the exisiting telephone/electric cable etc.(in case of damaged if any type of cable line during excecution , necessary damaged charges as applicable by the respective authority will be borne by the agency in his own cost) preparing the bottom surface for continuous bedding of pipe line and laying pipes, fitting, fixing specials and valves with bailing out water if any including carriage of pipes, specials and valves from local deptt. store within 8KM and back filling the trenches with excavated earth in layers to original condition as per specification and direction of EIC. The surplus materials after execution of work are to be return to the deptt. store. N.B: i) Any deviation from required clear cover of 1.10mtr., due to site adverse condition, prior permission is to be obtained from the EIC in exceptional situation and payment will be made on prorate basis over the rate of entire item ii) No payment will be made without hydraulic test of the pipe line either part or full iii) The pipes, specials and valves , rubber gasket will be supplied deptt. free of cost.
47a) 200 mm dia D.I,
48Cutting DI pipe (all class & type) to required length with cutting device etc. and grinding the cutting portion with file as per direction and satisfaction of EIC.
49a) 150 mm.dia.to 200 mm.dia pipe
50Chamfering the spigot end of all type/class of DI pipe for proper using of push joint by means of grinder set at site for proper joint etc. all complete as per direction of EIC.
51a) 200 mm dia.
52Filling the pipe line with water, testing hydraulically as per I.S 3114-1965 (Article-6) in section of a length not exceeding 500mtr. for head of pressure as per specification including supplying installing and fixing all equipments such as diesel pump set, blank flange, pressure gauge, valve, pressure pump and all other tools and plants including drilling topping and plugging of necessary holes to pipes, blocking ends providing temporary thrust block and subsequent blocking of holes and other jointing materials and dismantling and removal of the same including disposal of water etc. all complete as per specification and direction of EIC. The rate is inclusive of cost of requisite water to be arranged by the contractor (Recovery rate of water @ Rs.10.00/m3, if contractor used water from deptt. source).
53A) For CI/DI pipe
54a) 200 mm dia.
55Cleaning thoroughly the inner surface of pipe line including specials and valves by flushing with water and subsequently disinfection of the same pipe line by flushing again with water containing bleaching powder resulting in residual chlorine not less than 15mg/ltrs. after 24hrs. of such filling including laboratory testing of water samples obtain from the disinfested pipe line and disposal of water from the pipe line after completion of the work. The rates including of cost of requisite water to be arranged by the contractor) (The rate of water @Rs. 10/m3 may be recovered, if the contractor used water from deptt. source).
56A) For CI/DI pipe
57a) 200 mm dia.
58Making rubber gasket joint to CI/DI pipes maintaining proper alignment level etc. by mechanical arrangement with or without using mobile cranes where necessary and with help of all other equipment stools and tackles etc. as required providing lubricants of approved quality and direction of EIC. (rubber gasket will be supplied deptt. free of cost)
59a) 200 mm dia.
60Supply and delivery ofdifferent dia. D I specials includingloading unloading and carriage inclusive of taxes and all charges whatsoever
61a) FLANGE SPIGOT 200
62b) FLANGE SOCKET 200
63e) 200 Dia Mechanical Collar
64g) DIAS Tee 200 x 200 x200
65i) DIDS Reducer250 x 200
66j) DIDS Bend 200 x 11.25 0
67k) DIDS Bend 200 x 22.5 0
68l) DIDS Bend 200 x 45 0
69m) DIDS Bend 200 x 90 0
70Supply 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. approved vender list.
71a) 200 mm dia.
72Construction 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 roof slab including supply of 150mmx150mm C.I. surface box embedded into RCC cover slab all complete including cost of labour & materials.
73(a) with 100mm thick RCC cover slab for village road where light traffic run.
74a) 200 mm dia pipe
75Making flange joint to DI/CI pipes, specials and valves where necessary with supply of required rubber insertion and nut bolts, washers etc. of approved quality and type all complete as per specification and direction of EIC (Nut and bolts shall be of TATA/GKW make).
76a) 200mmdia
77Laying distribution pipe line with allied works.
78Carrying CI/DI pipes with specials and valves and lowering placing in position and laying carefully inside the trenches in proper alignment and gradient etc. including earth work in excavation of adequate width as per specification having min. clear cover from top of pipe is 1.10mtr. below existing ground level in any kind of soil including mixed with boulder, road sub-grade and its flank,but excluding moorum and laterite and stone etc.without damaging the exisiting telephone/electric cable etc.(in case of damaged if any type of cable line during excecution , necessary damaged charges as applicable by the respective authority will be borne by the agency in his own cost) preparing the bottom surface for continuous bedding of pipe line and laying pipes, fitting, fixing specials and valves with bailing out water if any including carriage of pipes, specials and valves from local deptt. store within 8KM and back filling the trenches with excavated earth in layers to original condition as per specification and direction of EIC. The surplus materials after execution of work are to be return to the deptt. store. N.B: i) Any deviation from required clear cover of 1.10mtr., due to site adverse condition, prior permission is to be obtained from the EIC in exceptional situation and payment will be made on prorate basis over the rate of entire item ii) No payment will be made without hydraulic test of the pipe line either part or full iii) The pipes, specials and valves , rubber gasket will be supplied deptt. free of cost.
79a) 300 mm dia D.I,
80Cutting DI pipe (all class & type) to required length with cutting device etc. and grinding the cutting portion with file as per direction and satisfaction of EIC.
81a)        250mm.dia.to 350mm.dia pipe
82Chamfering the spigot end of all type/class of DI pipe for proper using of push joint by means of grinder set at site for proper joint etc. all complete as per direction of EIC.
83a) 300 mm dia
84Making rubber gasket joint to CI/DI pipes maintaining proper alignment level etc. by mechanical arrangement with or without using mobile cranes where necessary and with help of all other equipment stools and tackles etc. as required providing lubricants of approved quality and direction of EIC. (rubber gasket will be supplied deptt. free of cost)
85a) 300 mm dia
86Supply 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. approved vender list.
87a)100mm dia
88b) 150mm dia
89c) 200mm dia
90d) 300mm dia
91Making flange joint to DI/CI pipes, specials and valves where necessary with supply of required rubber insertion and nut bolts, washers etc. of approved quality and type all complete as per specification and direction of EIC (Nut and bolts shall be of TATA/GKW make).
92a)100mm dia
93b) 150mm dia
94d) 200mm dia
95d) 300mm dia
96Supply and delivery ofdifferent dia. D I specials includingloading unloading and carriage inclusive of taxes and all charges whatsoever
97a) 300 mm Flange Spigot TP
98b) 300 mm Flange Socket TP
99c) Mechanical Coller 300 mm dia.
100d) DIDS Bend 300 x 11.25 0
101e) DIDS Bend 300 x 22.5 0
102f) DIDS Bend 300 x 45 0
103g) DIDS Bend 350 x 11.25 0
104h)DIAS Tee 300 x 300 x 300
105Supplying, laying, fiting, fixing and jointing of UPVC pipes conforming to IS:4985-2000 with latest revision and amendments, if any, with necessary UPVC/CI specials, CIDF sluice valves, as per relevant I.S. specification including labour charges for earth work in excavation in any kind of soil including mixed soil with boulder ,road sub-grade and its flanks but excluding moorum and laterite or sand stonehard arock including cutting of brick payment without damaging the existing telephone/electrical cable line etc.(in case of damage of any type of cable line during excavation, necessary damaged charges as applicable by the respaective authority will be borne by the agency in his own cost. Loading, unloading, carrying of pipes, specials, valves from the local store to work site and lowering laying of pipes specials valves carefully in trenches maintaining proper levels and alignment ,jointing the pipe and specials including supplying of good quality/approved brand solvent cement (as per IS:14182-1994 including cost of all fabricated PVC fitting i.e. tees,bend, reducers, adopter etc.as per IS:101-1988 and making flange joints including supplying required quantity of nuts, bolts and rubber insertion (CIDF sluice valves will be supplied by the department free of cost) as required at site by adopting suitable method so as to facilate the maintenance of pipe line locally as per conventional method including back filling the trenches with good earth obtained from excavation of trenches including consolidation with watering in layer not exceeding 150mm thk. with maintaining anaverage depth of cushion of 1.10mtr. from the top of pipe line including making interconnection with distribution pipes etc. all complete as per drawing direction and satisfaction of the E.I.C.
106N.B. i) Manufacturer’s test certificate for UPVC pipe & specials to be produced before laying of pipe line. ii) 3rd party inspection of UPVC pipe & specials to be done by CEPET or (India) SGS/NTH Kolkata or as per direction of EIC as per approved vender list. iii) No part payment at any stage on account of supply of materials shall be entertained. iv) Payment will be made on actual consumption of materials. v) UPVC pipes for the works to be supplied as per approved vendor list and as per direction & satisfaction of EIC. No pipes will be allowed beyond recommendated vendor list. vi) Submission of drawing of pipe line with statement of materials consumed between node to node points against each R.A. & final bill.if so.vii) Any deviation from required clear cover of 1.10mtr.due to site adverse condition, prior permission is to be obtained from EIC and payment for such work will be made on prorate basis over the rate of entire item. viii) All pipe connection shall be completed in all respect and as per directionof EIC. Decision of EIC in this respect is final & binding. In case of any deviation/or any left out pipe connections an amount of Rs.10,000.00 for each pipe connection will be realized/recovered from the bill. ix) No payment will be made without hydraulic test of the pipe line either part or full
107(A) Pressure Rating : PN 6 (ii) Laying of pipe line including cost of pipe & fittings /specials but excluding cost of valves.
108a) 90mm(OD) @ 79 joints per Lit. solvent cement)
109b) 110mm(OD) @ 54 joints per Lit. solvent cement)
110c) 125mm(OD) @ 45 joints per Lit. solvent cement)
111d) 140mm(OD) @ 36 joints per Lit. solvent cement)
112e) 160mm(OD) @ 27 joints per Lit. solvent cement)
113f) 180mm(OD) @ 20 joints per Lit. solvent cement)
114g) 200mm(OD) @ 15 joints per Lit. solvent cement)
115h) 225mm(OD) @ 12 joints per Lit. solvent cement)
116Construction 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 roof slab including supply of 150mmx150mm C.I. surface box embedded into RCC cover slab all complete including cost of labour & materials.
117(a) with 100mm thick RCC cover slab for village road where light traffic run.
118a) 80 mm to 150 mm dia pipe
119b) 200 mm dia pipe
120c) 250 mmto 350 mm dia pipe
121Filling the pipe line with water, testing hydraulically as per I.S 3114-1965 (Article-6) in section of a length not exceeding 500mtr. for head of pressure as per specification including supplying installing and fixing all equipments such as diesel pump set, blank flange, pressure gauge, valve, pressure pump and all other tools and plants including drilling topping and plugging of necessary holes to pipes, blocking ends providing temporary thrust block and subsequent blocking of holes and other jointing materials and dismantling and removal of the same including disposal of water etc. all complete as per specification and direction of EIC. The rate is inclusive of cost of requisite water to be arranged by the contractor (Recovery rate of water @ Rs.10.00/m3, if contractor used water from deptt. source).
122a) 90mm(OD)
123b) 110mm(OD)
124c) 125mm(OD)
125d) 140mm(OD)
126e) 160mm(OD)
127f) 180mm(OD)
128g) 200mm(OD)
129h) 225mm(OD)
130For DI pipe:
131a) 300 mm dia (DI, K-7)
132Cleaning thoroughly the inner surface of pipe line including specials and valves by flushing with water and subsequently disinfection of the same pipe line by flushing again with water containing bleaching powder resulting in residual chlorine not less than 15mg/ltrs. after 24hrs. of such filling including laboratory testing of water samples obtain from the disinfested pipe line and disposal of water from the pipe line after completion of the work. The rates including of cost of requisite water to be arranged by the contractor) (The rate of water @Rs. 10/m3 may be recovered, if the contractor used water from deptt. source).
133a) 90mm(OD)
134b) 110mm(OD)
135c) 125mm(OD)
136d) 140mm(OD)
137e) 160mm(OD)
138f) 180mm(OD)
139g) 200mm(OD)
140h) 225mm(OD)
141For DI pipe:
142a) 300 mm dia (DI, K-7)
143HORIZONTAL ROAD CROSSING: Horizontal road crossing by Augor-boring including boring charge, pipe laying and jointing, making baricates, lighting arrangement etc. all complete as per direction of E.I.C. For 80 mm dia. to 200 mm dia. pipes.
144Bituminous pucca road (approx. 450mm depth) cutting by using gaiti, chisel, hammer etc. and picking up the withdrawing excavated materials and remove the same within distance of 30mtr. at least all complete for fixing/crossing all dia of pipe line as per direction of EIC.
145Dismantling all type of plain cement concrete works, stacking serviceable materials of site and removing rubbish as directed within a lead of 75mtr. for laying all dia pipe line in ground floor, upto 150mm thick.
146Cement concrete with graded stone ballast (40 mm size excluding shuttering) In ground floor (A) [Pakur Variety].(a) 1:3:6 proportion
147Making holes in two sides of wall of culvert/drain or any other structuresin any places for laying any dia pipe line within structures intwo sides of wall of culvert /drain /any structure at any places and mending good damages all complete as per direction of EIC.
148Making lighting arrangement for continuation work during night including all charges (Applicable exclusively for emergency situation and as per direction of EIC.)
149Making barricading of excavation trenches of road width upto 15mtr. to avoid any accident by providing 75mm dia bamboo post placed vertically & horizontally with the help of 6”size iron rail as per direction and satisfaction of EIC. (Applicable where critical situation arise and take up the work as per direction of EIC)
150Carriage of different type of departmental pipes from Divisional/Sub-divisional store to the work site by truck including loading, unloading, stacking etc. including cost of fuel, lubricant and also cost of driver, helper etc. and all other taxes and charges as applicable as per direction of EIC. (a) Above 30 Km upto 40 Km.
151Submission of complete detailed drawing of distribution system,rising main etc. after execution of work showing position of different types of valves, fittings/specials sluice valve chamber with location, node to node wise in the sanctioned drawing as completion drawing of the water supply scheme as per direction and satisfaction of EIC. The list of dia wise fitting/specials, different pipes ;of valve used in the rising main should be shown in the completion drawing (not separate) with verified by JE & AE in-charge of the scheme. The above drawing will be submitted in 5 copies.
152Add GST @ 12%
153Add Labour Welfare Cess @ 1%
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