WBPHED/47_01/EE/BOLMD/24-25

Amount

Labour charges for boring through any type of soil for sinking of tube well of required dia with top enlargement by rig boring system (either by reverse circulation or by direct rotary method) including hire charges for rig machine, tools and plants, staging, force pumping set and making arrangement for water required for boring etc. complete and following of pipes, strainers, blind pipes etc. complete as per Direction of EIC ( Average Depth of T/W is150Mts)

(A) For 150 mm dia pipe lowring of first 54 Mtr.

(B) For 100 mm dia pipe lowering for next 96 Mtr.

Labour charges for praparation of sites, cutting of bushes , making approach road for placement of rig units, digging of mud pits, various etc. and proper refilling of the same after complition of whole work as per Direction of EI ( within 4 km from approach road)

Mobilization of all machineries, equipments and accessories on urjent basis to the work site as per direction of EIC.

Supply and delivery of 150 mm dia UPVC special square threaded casing pipe as per following length one end threaded and one end socketed pipe conforming to ASTM-D 1785 (Schedule - 80) match with the fitting. Minimum wall thickness 9.5 mm & pressure rating 9.7 bars. [CIPET test certificate should be produced at the time of delivery] Make: Oriplast/Dupal/other appr. make

150 X 100 mm dia reducer.

Supply and delivery of 100 mm dia UPVC special square threaded casing pipe as per following length one end threaded and one end socketed pipe conforming to ASTM-D 1785 (Schedule - 80) match with the fitting. Minimum wall thickness 9.5 mm & pressure rating 9.7 bars. [CIPET test certificate should be produced at the time of delivery] Make: Oriplast/Dupal/other appr. make

Supply and delivery of 100 mm dia CI steel cutter with plug upto 450 mm long with socket and thread suitable to fit with UPVC pipe.

Supply and delivery of150 mm dia G.I. Cap at top.

Supply and delivery of150 mm dia GI pipes (Medium) with necessary sockets (approved make each .5 mtr length)

Supply and delivery of 150 mm dia MS clamp (250 mm width & 6 mm thick) by MS flat with extended arm ( Arm length mimimum 500mm / as per side condition) with 4 Nos. nut bolt arrangement as per direction. The rate inclusive of proper fitting fixing of clamps.

Supply and delivery of Bentonite Powder( approved make) 3 bag

Labour for making arrangement for showing verticality test including the cost for hire charge tools and plants, scaffolding, labour etc. all complete.

Gravels and sand packing of T/W

Washing and development of tube well with air compressor pump and engine for 8 hours continuous pumping per day with necessary arrangement for testing yield in GPH with "V" notch including hire and labour for tools and plants and scaffolding as required complete in all respect.

Disinfection of tube well before installation of pumping machinery as well as making disinfection arrangement including supply of necessary materials as per direction of EIC.

Lowering of 2/3HP submersible pump motor with 120' to 150' column pipe (UPVC 50mm dia.) by using derric arrangement by engaging skilled labour including lowering all cable line as per direction.

Making the yield testing of tubewell by using necessary materials i.e. 'V' notch, starter cable, pump motor, column pipe including cariage of all materials, labour charges preparation & submission of reports), Generator set if required to complete the whole works as per direction of EIC.

Withdrawing the said installed pump (including above all system) by usoing chain pully derric as per direction and satisfection of EIC.

Making structure for installation of Solar photovoltaic array panels & 4 arm bracket as per standard as per standard and approved drawing which will be grouted either ground based by construction of foundation concrete or integrated with the staging M.S structure (painting with appropriate weather coat) above water tank. The Solar panels will be connected to the pump controller by supplying required size cable which will be connected to the pump as well as level sensor of the water tank as per direction of EIC

Supply, delivery and erection of pre-fabricated M.S structure of 3.00mtr height above G.L for resting of 1000 Ltr capacity PVC water storage tank capable of withstanding extreme weather conditions including wind velocity upto 100 K.M/Hour with fixing of necessary MS ladder, railing and painting with approprite weather coats including construction of RCC foundation (column structure) and all allied works as per approved drawing and direction of the EIC.

Supply & delivery of one no. 5000 ltrs. capacity multilayer PVC water storage tank and installation of the same at a height of 3 mtr. staging on the M.S main structure as per direction of EIC. (Make: Patton/Sintex /Approved make)

Supply, fitting & fixing HDPE & UPVC pipes (medium duty) for rising main, delivery main, overflow, washout pipe line with distribution pipe line in underground work of conforming to ASTDM-1785 and threaded to match with G.I. pipes as per IS:1239(Part-1)with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbow, nipple, long screw, reducing tee, short pieces etc. fitted including cost of all materials, jointing materials, cutting pipes, making threads, cutting trenches upto 1.5 mtr below surface in all short of soil and refilling the same as directed complete in all respect. (Make: Approved make)(pipes should be layed as per requirement of site and as per direction of EIC.)

b) 40mm dia UPVC pipe

d) 32mm dia UPVC pipe

e) 25mm dia UPVC pipe

Supplying, fitting and fixing Peet's valve fullway gunmetal standard pattern best quality of approved brand bearing I.S.I. marking with fittings (tested to 21 kg per sq.cm.) (Make: Approved make)

a) 40 mm dia

b) 32 mm dia

c) 25 mm dia

Making wire net fencing around the Solar panel platform by supplying and fitting fixing of galvanized M.S angle of approved quality which will be grouted in earth by cement concrete as per drawing including an arrangement for a gate with lock and key facility as per direction of EiC.

(ii) Making of floor inside the fencing (3 M x 3 M) by suitable earth cutting, sand filling ,brick flat soling (approved quality, 1st class bricks), cement concrete by (1:2:4) proportion (50 mm thick minimum) including plastering finishing by net cement finish all complete maintaining slope (1:50 mm) minimum to ensure proper drainage of rain water all complete as per direction and upto satisfaction of EIC.

Hot dipped galvanized octagonal pole of following specification [ as per IS : 2629, ISO : 1461 Length: 7Mtr , Top Dia : 70 mm, Bottom Dia : 130mm , Thickness – 3 mm, Base Plate : 200 mm x 200 mm x 12 mm sheet with 04 Nos M20 grade x 600mm EN -8 grade “ J “ type bolt. Bottom of the pole welded with base plate . Pole with base plate should comply as a shaft S355 as per BS EN 10025 Finishing : Hot dip galvanized to BSEN ISO1461. The pole is also fitted with sword type single arm bracket made of light class 40 NB GI Pipe of 1 Mtr Length. The pole should be fitted with internal junction box at suitable height with suitable locking arrangement. The pole should withstand wind speed as per IS 857 [ PT –III 1987 ] Make: Calcutta Poles & Tubes Co./ Bajaj Electricals/ Any approved

100 watt road light luminaries with high power LED and unique peanut lens to ensure uniform distribution, higher spacing between poles and maintenance free system, ideal for road width upto 8 Mtr. Make – Philips/ Havells/ Any other approved make (IP- 65/ IP - 66)

Construction of RCC street stand post with platform, drain, drilling & tapping water main, supplying & fitting fixing 15 mm dia brass ferrule,20 mm dia G.I pipe (3 mtr Avg. length) with all necessary specials like 20 mm G.I bend, nipple, socket, jamnut, 20x15 mm G.I reducing socket, metal bibcock etc. all complete as per approved drawing and direction of the E.I.C.

Add: GST @ 18% on sum of Item No: 1 to 21

Add Cess @1% on sum of Item No. 22

HINDOL ROY

Birbhum Electric Works