WBPHED/EE/BHM/NIeT_31/25-26_1

Boring with casing pipe with suitable dia varying to 300mm. to 450mm dia water Jet system or perfusion system including welding or fitting and fixing threading jointing the tubewell as per consisting of MS pipe strainer, socket, bottom plug top cap etc. and lowering the whole assembly within the bore as per direction of EIC (MS pipe, strainer, coupling will be supplied departmentally free of cost surplus materials if any to be returned to the store in good condition for which no extra payment will be made casing pipe will be supplied by the contractor. i) 200mm dia.

Development (Min. 8 Hr. continuous) of tube well by using suitable air compressor (Min. Capacity: 600 CFM & 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.

Water sample collection and chemical test including Arsenic Test.

Supply of PVC pipes & fittings Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). (A) PVC Pipes a) 200 mm dia.

(B) Socket a) 200 mm dia.

Supplying at site, fitting, fixing of the following accessories corresponding to the dia. of blank/ slotted housing pipe as specified, details below including 2 coats of bituminous painting on all sides complete. a) M.S bottom cap plug with hook for sealing the bottom of well assembly. (i) 200mm dia.

b) Housing clamp of M.S plate 150mm. width of 20mm. thick with arms extended on both sides upto 0.30m. length on each sides with 2 drilled holes on both sides for insertion of total 4nos. M.S nuts & bolts of 75X20mm. size with M.S washer compl. i) 200 mm dia.

Supplying, fitting and fixing G.I. cap at top i) 200 mm

Supply and delivery of M.S .Centre guide (Special Type).

Supply and delivery of Bentonite Powder conforming to IS 6186 : 1986.

Supply and delivery of Washed gravels size ranging from 1.80 mm to 4.74 mm. conforming to IS 4097 : 1967.

Electro-logging charge.

Supplying, fibre glass reinforced Epoxy resin slotted of 1 mm slot width in 6.1m length of approved make and as per direction of the Engineer - in - Charge (As per PWD Schedule) 200 mm nominal dia., 6 mm wall thickness

Supply and delivery of UPVC cap.i)200dia.

Supplying M S male /female adopter of approve make and brand fof couping of M S pipe and Fibre glass strainers as per direction of EIC. i) 200 mm dia

Carrying 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 inexcavation 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 cableetc.(incaseof damaged if any type of cable line during excecution , necessary damaged charges as applicable by the respective authority will beborne 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)Thepipes, specials and valves , rubber gasket will be supplied deptt. free of cost. a)100 mm dia

b)150 mm dia

Making 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 equipments tools and tackles etc. as required providing lubricants of approved quality and direction of EIC. (rubber gasket will be supplied deptt. free of cost) a)100 mm dia

b)150 mm dia

Making 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 rate). a) 100mm dia.

b)150 mm dia

Cutting 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. a)80mm dia to 125mm dia pipe

a)150mm dia to 200mm dia pipe

Chamfering 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 a)100 mm dia

Chamfering 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 a)100 mm dia

Filling 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). A) For CI/DI pipe. a)100 mm dia

b)150 mm dia

Cleaning 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). A) For CI/DI pipe. a)100 mm dia

b)150 mm dia

Submission 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 SAE & AE in-charge of the scheme. The above drawing will be submitted in 5 copies.

Bituminous pucca road (approx. 450mm depth) cutting by using gaiti, chisel, hammer etc. and picking uip 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

Dismantling 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. a) upto 150mm thick

b) above 150mm thick

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] i) 80 mm to 150 mm dia pipe

Making holes in two sides of wall of culvert/drain or any other structures in 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.

Ordinary Cement concrete (mix 1:2:4) 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

Cost for boring any type of soil by augor boring (horizontal) with water jet system including hire charges of machine, tools & plants, all complete with all labour and supply of water etc. as per specification and direction of EIC. i) 80mm to 100mm dia.

Supplying, fitting and fixing in position G.I. pipes of TATA make for underground works with all necessary accessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc.including cost of all materials,jointing materials ,cutting pipes,making threads,cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately) h)(ii) 80 mm dia. medium quality.

Supplying, spreading and consolidating Stone Dust to a depth of 100 mm and above at desired density and C.B.R. as per Specification with power roller to proper gradient and camber including watering as necessary, and lighting, guarding, barricading and making adequate earthen bundh where necessary to protect the edges and curing with water for 2 to 3 days, mending cracks and depressions by rolling where necessary including all incidental charges of roller, cost of fuel & lubricants complete as per specification.

Carriage 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 40km upto 50km

b)Above 50km (Extra cost per km) Extra 50km (3 nos Truck x 5 km Each=15km)

Ordinary cement concrete (1:2:4) with graded stone chips (20 mm size) nominal size excluding shuttering and reinforcement , if any in ground floor as per relevant IS Code. (a)Pakur variety

Brick work with 1st class brick in Cement Morter. (1:6) In superstructure ground floor (1:6)

Hire and labour charges for shuttering with centering and necessary staging upto 4 mtr using approved about props and thick hard wood planks of approved thickness with required bracing for concrete slabs , beams,columns,lintels,curved or straight including fitting, fixing & striking out after completion of works(upto roof of ground floor) a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-in-charge.

A) Supply and delivery of CIDF Sluice Valve PN-10 of different dia Make with cast iron double flanged non rising spindle sluice Valve generally conforing to I:S 14846-2000 with latest amended if any having body door dome/bonnet and cover of cast iron Gr.- F.G. 200 (Ref. IS-210) spindle of IS: 6603 Gr.- 12/Cr. 13 non-magnetic, nut and seat rings are Gunmetal as per IS: 1538 part IV & VI valves are suitable for maximum working pressure of 10kg/Sq.cm. (seat test) and body tested to 15kg/Sq.cm. (Test certificate from the manufacturer as well as inspection certificate from third party inspection, agency to be arranged by their own cost and to be approved by E.I.C. ) N.B. The above item should be procured from the reputed manufacturer Viz- Kalpana, Jupiter & Upadhaya or Similar approved Vender List. [With Cap] c)100mm.dia .

Supply and delivery of different dia.CIDF Pipe ( Class - B ) I.S: 1538 - 1976 & specials ( Class - B ) as per IS: 1538 - 1993 with latest amendment including loading, unloading & stacking properly for connection of inlet, outlet, overflow and washout line of OHR as per departmental drawing with specified dia. inclusive of all incidental charges if any all complete as per direction of the E.I.C. ( Test certificate from the manufacturer and guarantee certificate should be produced by the agency)

Add GST @18% on sum of Item No. 1 to 46

Add Cess @1% on sum of Item No. 1 to 47