PROVISION OF TRAIL02 X BORE WELLs FOR TECHNICAL AREA AT AF STN BKT

Amount

M & L for development of trial bore by reaming from 200mm to 350 mm for 60 RM from ground level. ( 60 RM x 02 Nos Borewells )

M & L for Reaming from depth exceeding 60 metre to 200 meter from dia 350 mm to 525 mm (140 RM x 02 Nos Borewells)

Supply & fixing for MS ERW plain ERW MS casing pipe 200mm dia 8mm thickness, confirming to IS:4270-2001, upto requrired depth in all strata out into different length including cutting,welding complete upto 100m deep (for one borewell) all as directed. Note :- The welding shall be done through out the cirecumferece of the pipe & coupler rings both side complete all as directed.

Supply & fixing in position assembling including jointing thick confirming ot IS 4270-2001 lowering and fixing slotted MS ERW pipe 200mm dia and 8mm thick conforming to IS 4270-2001 including all fittings and fixtures complete all as specified & directed. (60 RM x 02 Nos Borewells)

M&L pea gravel of size 2mm to 5mm of approaved quality as ordered to pack around the casing pipe/slotted pipe in the bore well in angular space between well assembely accomply & bore hole well should be over minium 15-18 cm & through washed before surrounding in the well & treatd with suitable amount of sodium hercumatu phasphate for 24 hrs before devloping by compressed air complete all as specified & directed (20 Cum x 02 Nos Borewells).

M&L Eletric logging in pilot bore for precise delineation of granular zone as also the quality of ground water including report interpretation complete all as specified & directed. Note : - Eletric lugging shall be carried out by any apporved Govt agency. (01 Job x 2 No bore well).

Development and testing for yield including all necessary arrangements for testing and developing, including lowering and removing of 100 mm dia drop line and 32 mm dia air line for development of each water bearing zone come across upto the full depth of deep bore well of size 200 mm dia for complete period of development of bore, air compressor 600 CFM / 600 PSI running for 12 Hrs or till sand free discharge obtained which ever is later etc all as specified in IS 11189-1985, para 4.3 and directed ( 01 Job x 02 Nos Borewells) (Note :- (i) Compressor,pump,pipe & other allied item shall be arranged by the contractor & nothing extra shall be admissible on this account (ii) Drawing shall be got approved by the GE.

Supply install, testing and commissioning multi stage S.S submersible pump, with S.S Bowl and connected with 100 mm dia column pipe by means of S.S flange and Connecting SS Nipple and 16 Sqmm copper conductor submersible cable having dilfuser casing construction and impellers dynamically balanced rotor and pump shaft with impeller with outlet size 100mm and motor 25 HP suitable for operation on 3 phase 415 volts, complete set having peak point at 70 to 90 Mtr, discharge range 1250 to 1000 LPM including disc suction strainer cable guard etc. including lowering into borewell etc complete all as specified and directed. Make :, Crompton Greaves/KSB/Kirloskar ( 01 Each x 02 Nos Borewells)

Supply and fix PVC insulated and PVC sheathed multi stranded copper conductor cable for submersible pump set, conforming to IS-864 of size 3 core 16 Sqmm, 1100 volts grade, including necessary water proof connection to submersible pump at cable lead complete all as specified and directed. Make : Finolex/ Gloster/ Havells/Plaza ( 02 Runs x 70 RM x 02 Nos Borewells)

M&L MS cage of suitable size for submersible pump set fabricating out of MS flat 40 X 10 mm, 4 Nos. vertical and 4 Nos. horizontal supports as in frame work to hold the submersible pump set alongwith column pipes safely including applying of two coats of synthetic enamel paint over priming coat of red oxide after preparation of new steel surfaces etc complete all as directed. (01 Each x 02 Nos Borewells)

S&F polypropelene rope 28 mm dia, heavy duty grade for holding the submersible motor Make : GARWARE (70 RM x 02 Nos Borewells)

M&L MS black column pipe, 3m long heavy duty,100mm bore wall thickness 5.4mm both end flanged not less than 16mm screwed & welded inside & outside. The flange end making surface shall be made smooth & both end flanged having 8 Nos predrilled hole not than 16mm including rubber gasket nut bolt & washer. Pipe should be duly painted with anti corrosion paint complete all as specified & directed. (60 RM X 2 Nos borewalls).

Supply & fixing of MS well cap of 200m dia of pipe at the top of casing pipe of bore well with locking arrangement complete all as specified and directed (01 Each Job x 02 Nos Borewells)

Supply & fixing of MS bail plug suitable for 200m dia 10 mm thick of 1m long with MS rod 25mm dia welded to MS pipe including its fixing arrangements complete all as specified and directed (01 Each Job x 02 Nos Borewells)

Supply & Fixing MS flat Iron clamp 50mm x 6mm thick size clamp for holding 100mm MS column pipe,2Nos complete all as specified and directed. (01 Each set x 02 Nos Borewells)

Supply and fixing of GI air valve 25 mm dia bore with required length of GI pipes, clamps etc complete all as specified and directed. (01 Each x 02 Nos Borewells)

S&F of pressure gauge 0 to 10 Kg/cm square range with necessary siphon and 15 mm dia stop valve including 15 mm dia GI pipe, not exceeding 0.25 Mtr in length with 15 mm brass bib cock on rising main including drilling tapping on GI / CI pipe line complete all as specified and directed.(01 Each x 02 Nos Borewells)

Supply only strata sample box with glass cover 3mm thick & having internal diamension 1000mmx600mmx100mm made out of 20mm thick shisham plank with hinges, hasp & staples including polishings complete with sample at every 3m depth & met at the time of boring with suitable locking arrangement etc complete all as specified and directed. (01 Job x 02 Nos Borewells)

M&L for borewell chart on acrylic sheet of size 60 cm x 15 cm duly marked permanent marking including 12mm thick plywood frame, clamps for fixing on wall etc all as specified and directed. (01 Job x 02 Nos Borewells)

M & L for construction of brick masonary valve chamber with 3.00 mm thick MS sheet top cover with 2 Nos MS hinges and angle iron frame of size 40 x40x6 mm duly painted with two coat of black bituminous paint over coat of red oxide primer with and including all necessary earth work, excavation in soft/loose soil, returning filling in and removed of surplus soil to a distance not exc. 50 mtr, locking arrangement with 65 mm dia with triplicate keys complete with necessary earth work, brich work in cm (1:6) 230 mm thick, PCC bed 1:4:S type D-2 150mm thick, cement plaster cm 1:4 & applying a coat of black bituminous paint to steel surface and one No. Lock complete of internal size 1200x1200x1200mm complete. (01 Job x 02 Nos Borewells)

Supply, fixing and testing cast iron sluice valve class PN 1.6 heavy duty ISI marked, both ends flanged with brass spindle of size 100 mm complete all as specified and directed..Make :- Kirloskar/Leader/Zoloto (01 Each x 02 Nos Borewells)

Supply, fixing,testing cast iron Non return Valve heavy duty both ends flanged of size 100mm including fitting for connecting the line complete all as specified and directed.Make :- Kirloskar/Leader/Zoloto. (01 Job x 02 Nos Borewells)

Excavation in trecnhes not exc 1.5 wide and n.exc 1.5m depth for taking out of old pipe line/laying of new pipe line all as specified and as directed in hard/dense soil

Returning filling in, including spreading , levelling , watering and well ramming in layer n.exc 25 cm thick in soft/loose soil.

Rmoving excavated soil to a distance n.exc 50 mtr and depositing where directed at a level not exc 1.5 m above the starting point

S&F GI pipe medium grade complete including fittings for 80 mm dia complete all as specified and directed. ( 10 RM x 02 Nos Borewells)

Cutting existing water main GI/CI pipe upto 80 mm bore & tapping by inserting Tee of existing size of pipe for branch connection complete all as specified and directed.

Material & labour for bricks sub-class`B' (Old size), laid flat in trenches for cable protection all as specified and directed.

M & L for sand filling in trenches for cushioning of LT cables punning after filling complete as specified and as directed (Note: Punned thickness shall only be measured and paid).

Supplying ,Laying, jointing and testing 16 Sqmm 4 core XLPE insulated, armoured, heavy duty, aluminum conductor cable 1100 volts grade ,laid in trenches/ducts, floors, fixed to walls etc. complete all as specified and directed. (50 RM x 02 Nos Borewells)

Rajkaran Tubewells

VINAYAKA (INDIA) MULTIFARIOUS SERVICES PVT LTD

bharat construction

H C CONSTRUCTION

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