Construction and commissioning of 200mm dia tube well and Pipe line in Village Ramgarh G.P. Ramgarh Tehsil Kishanganj District BaranPipe line in Village Ramgarh G.P. Ramgarh Tehsil Kishanganj District Baran

Drilling of tubewell

Construction of Tube Well up to 100 mtr. depth in all type of rocks by DTH system & over burden to accommodate casing pipe of following sizes in all types of soils & over burden including lowering of casing pipes, (if required) excluding cost of casing pipes, as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work would be completed after obtaining sand free water. The tube well should have a through out bore as per nominal dia of casing pipe.

Nominal bore 200 mm dia.

Add 15% extra on above item for drilling depth beyond 100 mtr, If depth of Tube well is more than 100 mtr.

Supply of E.R.W. M.S. black casing pipe ISI marked (IS:4270/2001) or amended upto date of following sizes: 200 mm dia NB (Thickness of pipe 5.4 mm and mass of tube 28.46 Kg/m)

Supply and fixing T/W cover of M.S. sheet 8mm thick at top and 5mm thick 100mm wide should around the edge so as so form a cap on the top end of casing pipe with GI Nipple 45cm long & two GI flanges at both ends 80mm sizes passing through a hole in the centre of MS sheet. A 25mm socket with end plug shall also be welded over top plate. A GI nipple having outside thread of size 1/2" (for installation pressure gauge) shall be provided and welded with 80mm GI nipple near top plate shall be provided with end plug. 200 mm dia

Pumping Machinary

Supply & Installation of 3 phase ISI marked submersible motor pump set of five star rating by BEE and as per IS: 8034-2018 (pump) and IS 9283-2013 (motor) or as amended up to date of approved make of following duty condition with required accessories including making connection suitable for tube well/DCB. The job includes lowering of motor pump, installation of complete fitting & accessories, jointing of electrical cables up to switch board, testing of submersible pump set and interconnection up to water mains, complete in all respect.

7.5 KW (10 HP) & head above 120 mtr. (2w)

Supply and Fixing of electric control feeder panel comprising of suitable rating MCCB , fully automatic star-delta starter, over load relay, ampere meter with CTs, voltmeter phase preventor suitable starting capacitors, phase indicators, lighting arrangement etc complete suitable for three phase pump set. The panel should have space for energy meter supplied by DISCOM). All these equipments shall be housed by panel box made out from 18 guage M.S. sheet with powder coating. Panel should be of minimum size 900 x 600 x 450 mm with Stand ( made of angle iron of size 35x35x5mm) duly bolted/screwed with enclosure box having 4 legs, each leg's length 18" and double door including in built locking system. The legs should be embedded in M-15 cement concrete plat form. The size of CC plateform should be equal or bigger than the base size of panel having height of at least 200 mm from ground level. The panel should have opening of suitable size in front of space for energy meter With glass for meter reading. The operation of panel should be suitable for 440 Volt AC Supply.

Above 10 HP and up to 15 HP

Supply and Fixing of ISI marked three core PVC submersible cable as per IS 694:1990 or amended upto date conductor as per class 5 of IS 8130:1980 including making connection etc. 3 core 6.0 sq.mm

Supply and Fixing XLPE insulated/ PVC sheathed cables of 1.1 KV grade with aluminum conductor armoured of IS:7098-I/1554-1 approved make in ground as per IS:1255 including excavation of 30 cm x 75 cm size trench, 25 cm thick under layer of sand, second class brick covering, refilling earth, compaction of earth, making necessary connection, testing etc. as required of size. 16.0 Sq.mm, 4 core

Supply and Fixing M.S. clamp, set of 50 × 6mm flat iron with nuts and bolts etc. for holding the riser pipe assembly of submersible pump set.

Providing & lowering in tubewell ISI marked GI pipe "B" (medium) class as per IS:1239 part I 2004 or amended upto date, threaded and double flanged (welded) on both ends and two number 25x3 mm MS flat welded on both ends between pipe and flange,5rubber washer and nut bolts etc. complete in all respect. 50 mm dia

PIPELINE

Providing, lowering, laying in trenches, aligning, fixing in position and jointing Ductile Iron (DI) ISI marked K-7 grade S&S pipes as per IS: 8329-2000 (amended upto date), with internal cement mortar lining for potable water with rubber ring (EPDM) joints as per IS: 5382-1985 including all taxes (Central and Local), transportation and freight charges, inspection charges, loading/ unloading charges, including cost of labour and material, specials (Tee, bend etc.) satisfactory hydraulic testing, disinfection etc. complete as per Technical Specifications and direction of Engineer-in-charge . (excluding earth work) NOTE : Providing and fixing of all requisite specials as per drawing, design and layout are inclusive in RM measurement of the item and shall not be paid separately.

Providing, lowering, laying and jointing in trenches, standard lengths HDPE ISI marked Pipes as per IS-4984: 1995 (amended up to date) with necessary jointing material like mechanical connectors, i.e. thread/ insert joint/ quick release coupler joint/ compression fitting joint or flanged joint and specials jointing pipe by butt fusion/ electro fusion welding method, including all taxes , transportation and freight charges, inspection charges, loading/ unloading charges, stacking of pipes, including cost of labour and material, specials (Tee, bend etc.), satisfactory hydraulic testing, disinfection, commissioning etc. complete as per technical specifications and direction of Engineer in-charge of following class and diameter. (excluding earth work). Note : Providing and fixing of all requisite specials as per drawing, design and layout are inclusive in RM measurement of the item and shall not be paid separately. Supply of pipe shall be in straight length in 6/12 M.

HDPE PE-80 PN-6

125 mm dia

Providing, lowering, laying and jointing in trenches, standard lengths HDPE ISI marked Pipes as per IS-4984: 1995 (amended up to date) with necessary jointing material like mechanical connectors, i.e. thread/ insert joint/ quick release coupler joint/ compression fitting joint or flanged joint and specials jointing pipe by electro fusion welding method, including all taxes , transportation and freight charges, inspection charges, loading/ unloading charges, stacking of pipes, including cost of labour and material, specials (Tee, bend etc.), satisfactory hydraulic testing, disinfection, commissioning etc. complete as per technical specifications and direction of Engineer in-charge of following class and diameter. (excluding earth work) . Note : Providing and fixing of all requisite specials as per drawing, design and layout are inclusive in RM measurement of the item and shall not be paid separately. Supply may be in coil or straight length in 6 M/12 M.

HDPE PE-80 PN-6

90 mm dia

110 mm dia

Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches of required width and gradient for laying and jointing of pipe line including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 Mtr. including taking out the excavated soil, and then returning the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layer by ramming, watering etc. and disposal of surplus excavated soil as directed within a lead of 50 Mtr. including required all safety provisions etc.: All kinds of soil

Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches of required width and gradient for laying and jointing of pipe line including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 Mtr. including taking out the excavated soil, and then returning the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layer by ramming, watering etc. and stacking serviceable material for measurements and disposal of unserviceable material as directed, with in a lead of 50 Mtr. including all safety provisions required .:

Ordinary rock

Hard rock(blasting prohibited)

Dismantling of cement concrete pavement for pipe line and chambers by mechanical means using pneumatic tools, cutting the peripheral edge by CC cutter, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 meters. Measurement for dismantled trench to be made as per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified, re-handling of material/earth to complete the tasks as per technical specification and scope of work.

Providing, lowering, aligning, fixing in position in pipe line, CI double flanged Dual plate check valve of approved make of following Pressure rating & dia complete, as per API: 594/ API: 598 and of following specifications: Body & Cover of Grey cast iron of IS:210/ FG200 , Disc / plates - Cast steel ,Disc seal ring of EPDM/ NBR (food grade quality), Body seat of SS ,Face to face dimensions as per API: 594, Flanges Drilled as per IS:1538. All exposed machined ferrous surfaces shall be painted with one coat of aluminium red oxide primer conforming to IS:5660 and two coats of black Japan conforming toType B of IS:341or paint conforming to IS:9862 or IS:2932( Non-Toxic- suitable for drinking water) applied inside and outside. Shaft/Stop Pin of SS- AISI- 304/410 , Hinge SS AISI 316/304 / CS ,Spring SS AISI 316/304 , Bonnet Gasket EPDM, Bush- Brass with EPDM/NBR "O "ring seal.Nut-Bolt confirming to IS:1363 and IS: 1367 (galvanised steel) ,Insersion rubber of black EPDM 6mm thick . Suitable support structure as per directions of EIC including jointing & jointing material, labour, testing and commissioning along with pipeline as per Technical Specification & as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work.

Class PN 1.0

100 mm dia

Providing and fixing of flanged/ plain ended MS Specials made from MS sheet strips of relevant IS specification of approved thickness by welding, lowering, laying, aligning, fixing in position at all level/ depths in trenches complete including all taxes, material, labour, inside lining, outside coating, testing and commissioning along with pipe line as per technical specifications and direction of Engineer-in-charge.

MS pipe specials up to 600mm dia (with minimum 5mm thickness sheet)

Providing, lowering, aligning, fixing in position in pipe line, CI D/F Sluice valves straight and pocket less body passage of approved make of following Pressure rating & dia complete, confirming to IS:14846 (amended up to date) and of following specifications: Body, Bonnet, Wedge, Gland, Thrust Plate, Cap & Hand wheel of Grey cast iron of IS:210/ FG200 Stem - AISI- 410 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS , Face to face dimensions as per IS 14846/2000 (amended up to date) ,Epoxy ( Non-Toxic- suitable for drinking water) applied inside and outside, Flanges Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367/ CS/ galvanised steel Insertion rubber of black EPDM 6mm thick . Sluice valves including all jointing & jointing material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work.

Manually Operated CI Sluice valve of Class PN-1.0

Removing & Re-fixing of Precast concrete interlocking blocks for laying of pipe line by manual method, stacking of serviceable & non serviceable material separately, disposal of dismantled material lead up to 50 mtr. The C.C. interlocking paving blocks be laid on average 25 mm thick bed of coarse sand and the joints to be filled with fine sand. Laying procedure on compacted sub base as defined. Complete job is to be executed as per the directions of Engineer in charge. The rates to be inclusive of fixing of 70 percent reusable precast concrete interlocking block and cost of required new precast concrete interlocking block against damaged, including all lead and lift as per Technical specifications. (Interlocking block manufactured by fully computerized automatic stationery hydraulic vibro pressed machine & full computerized automatic batching plant of class A-1 as per BS:6717-2001. Tensile splitting strength and breaking load as per BS: 6717-2001 Colour: Grey cement natural colour. Variation in Dimension : Less than 1.6 mm Variation in thickness: Less than 3.2 mm) Note: If existing precast block used more than 70%, than for every 1% use above 70%, deduction of 1% in cost shall be done for every 1% use above 70%.

80 mm thick

Providing and laying in position cement concrete M10 grade nominal mix 1:3:6 (1 Cement : 3coarse sand : 6 graded stone aggregate 40 mm nominal size) in base course complete including all material, labour, machinery, lighting, guarding for road restoration work in trenches of pipe line and chamber work. Measurement for CC work to be made as per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified, complete work as per technical specification and scope of work.

Providing and laying in position cement concrete in specified grade over prepared base course complete including finishing, curing, all material, labour, machinery, lighting, guarding for road restoration work in trenches of pipe line and chamber work. Measurement for CC work to be made as per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified, complete work as per technical specification and scope of work.

M20 grade Nominal Mix 1: 1.5: 3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20mm nominal size).

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