SPECIAL REPAIRS TO BORE WELL AND MISC ITEMS FOR PUMP HOUSE NO 02 IN PLACE OF OLD BORE WELL AT RTS AND DEPOT, SAHARANPUR UNDER GE ROORKEE

Amount

Trial bore of 200 mm dia upto 220 meter detpth below ground level in any kind of soil strata including hard stone/boulder etc including electric logging, MS cap, MS flat iron clamp etc complete all as specified and as directed. Note: The trial bore is to be drilled first to a depth of 60 metre and tested for water strata and yield. If it gives satisfactory results then larger dia of bore drilling continued and shall be paid under item No. 3.00, 4.00, 5.00 and 6.00, otherwise the location of trial bore shall be suitably changed and again the process shall be repeated on writen approval of GE.

M&L for drilling with direct rotary or reverse rotary rig bore hole at the site from ground level to the 120 mtr depth, and on requirement as directed by GE another 100 mtr shall be drilled of suitable size (550mm approx) for 300 mm bore casing pipes with a provision of space for filling pea gravel 3 to 5 mm size, Pea gravel should be shrouded with minimum 5" annular space between tube-well and reamed wall all round the housing pipes and construction of PCC platform, complete all as specified and directed for the following :- Note:- Lowering, PCC, Pea gravel shall be measured under relevant items of sch "A".

(a) Drill bore of 400 mm dia up to 50 mtr below ground level in any kind of strata including hard stone /boulder etc.

(b) Drill bore of 450 mm dia from depth exceeding 50 mtr below ground level up to depth of 100 mtr in any kind of strata including hard stone /boulder etc.

(c) Drill bore 450 mm dia from depth exceeding 100 mtr below ground level up to depth of 150 mtr in any kind of strata including hard stone/boulder etc

(d) Drill bore of 450 mm dia from depth exceeding 150 mtr below ground level up to depth of 220 mtr in any kind of strata including hard stone /boulder etc. Note - (i) Depending upon availability of water, strata drilling beyond 100 mtr shall be carried out on written directions from GE . (ii) Depth shall be extended more then 100 mtr if required for a minimum yield of 1500 to 2000 LPM draw down and extra depth will be measurable in the item 5(c), 5(d) as applicable at quoted rate of contractor.

M&L for lethal testing of the bore by using computerized composite lithalog machine and ascertaining the position of slotted & plain casing pipe complete all as specified and as directed.

Supplying, lowering and fixing into bore hole MS housing pipes ERW grade threaded and socket jointed, 300 mm nominal bore, 8 mm wall thickness, both ends plain as per IS 4270/ 3589 including welding of sockets both ends complete all as specified and directed.

Supplying MS reducer 300mm to 250 mm and fixing into bore hole MS pipes ERW grade threaded and socketed joint, 8 mm wall thickness, both ends plain as per IS 4270/ 3589 including welding of both ends complete all as specified and directed.

Supplying, lowering and fixing into bore hole MS housing pipes ERW grade threaded and socket jointed, 250 mm nominal bore, 8 mm wall thickness, both ends plain as per IS 4270/ 3589 including welding of sockets both ends complete all as specified and directed.

Supplying, lowering and fixing into bore hole MS pipes ERW grade duly perforated with 1.5mm x 50 mm longitudinal holes on 250 mm nominal bore, 8 mm wall thickness, both ends plain as per IS 4270-1992/ 3589 including welding of both ends complete all as specified and directed. Note for Item No.10 and 11: The pipe / slotted pipe initially lowered to a depth of 20 metre as per requirement and on further depth the same shall be lowered as per requirement basis all as directed by GE.

Supplying and packing pea gravel of size 3 mm to 5mm size, pea gravel should be shrouded with minimum 5'' annular space between tube-well and reamed wall round size packed to required thickness all around the housing pipes to depth and length as required, complete all as specified and directed.

M&L for development of bore well by means of DTH machine followed by high capacity compressor to its optimum yield till clear water of potable quality free from sand/silt is obtained including draw down performance and yield test of tube well complete all as specified and directed.

M&L for subsequent development of bore well by submersible pump set of suitable capacity till clear water of potable quantity free from sand / silt is obtained complete all as specified and directed. Note :- Pump set equipped for testing yield shall be used and submersible pump incl submersible cable, column pipe and other accessories will be arranged by the contractor with out any extra cost complete all as specified and directed.

M&L for carrying chemical / bacteriological analysis and potability test of water obtained from Govt Lab at Department of civil Engineering IIT Roorkee/ approved Micro Engineering and testing lab and submitting the report in duplicate to Engr-in-charge, complete all as specified and directed.

M&L for yield test of bore well by continuous pumping for 16 hours spell to determine safe pumping yield ("V" Notch method) complete all as specified and directed.

Supply, lowering and fixing into bore hole MS column pipe 150 mm nominal bore of thickness 6 mm, both side flanged 10 mm thick duly welded including nut, bolts & washers and rubber gasket of suitable size complete all as specified and directed.

Supplying, installation, commissioning and testing 3 phase submersible pump 415 Volts AC 50 Hz, 1800 LPM, 60 mtr head and discharge suitable for 150 mm dia column pipe of bore well complete all as specified and directed. Make :- Kirloskar, Model KS8B-3503, rating : 35 HP, 26 KW, 3 stage. Note:- Depth of lowering of pump shall be as recommended after yield test for safe yield and CGWB report recommendations as directed by GE.

Supply and fixing submersible cable 3 core flat of size 16 sqmm with multi stranded copper conductor cable complete all as specified and directed.

S&F MS bail plug 250mm dia, fixed and welded at bottom, complete all as specified and directed.

S&F MS well cap suitable for 300 mm dia casing pipe with 4 Nos 18 mm dia nuts , bolts and washers 7 MS clamp fabricated from flat iron 100 x 16 mm thick duly drilled holes of suitable size including painting with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified

Supply and fixing sluice valve of size 150 mm dia, connecting & testing both ends flanged and drilled cast iron body class PN-1 confirming to IS- 14846/2000 complete with gun metal spindle including necessary nut bolt etc for the following sizes (Note :- for these sluice valves which are fixed with pillar of over head tank work involve such as breaking of PCC/Lead flange joints will be deemed to include in the rate quoted & contractor will also repair the damaged floor etc, to match with existing. Make: L&T/Kalpana/Kirloskar

supply and fixing connecting and testing non return valve 150 mm bore horizontal flow both and flanged class 'B' as per IS specification and conforming to IS -5312 including flange joints etc for the following sizes Make : Kalpana/Upadhyay/Kirlosker

M&L for construction of valve chamber of size 1.05m x 0.75m x 1.00m (internal dimensions) with and including excavation in trenches of size 1.71m x 1.41m x 1.10m in soft/loose soil, RFR and removal of surplus soil within 50m, 100mm thick PCC (14:8) type D2 in foundation, one brick thick masonry walls in cement mortar (1:6), 75mm thick coping in PCC (1:3:6) type C1 on top of brick walls, 15 mm thick plastering in cement mortar (1:4) on internal surfaces and on exposed external surfaces, MS cover made of 6.0 mm thick MS sheet welded to angle iron 40mm x40mm x6mm frame of size 1.05mx0.75m fixed in PCC coping with hold fasts made of flat iron 40X5mm, 100mm size MS butt hinges- 2 Nos, MS handle150mm size-1 No made of 10mm dia MS round bar with locking arrangement including two coats of synthetic enamel paint over a coat of red oxide primer on steel surfaces and two coats of white wash on plastered / concrete surfaces complete all as specified and directed.

Supply and lay pipe ductile iron, Socket and spigot including specials, Class 'K-9' 150 mm (6") dia all as specified and directed. Note : The depth of pipe shall be decided after drilling boring, yield test and lowering of casing pipe all as approved by GE.

Supply and prepare sample strata box for laying of strata obtained from bore well

M&L ductile iron specials for pressure water mains for 150 mm bore spigot and socket end such as bend, tapper double socket Tee, pieces, single or double branch connection or collar etc including joints complete all as specified and directed .

Supply and fix MS clamp of size 150 mm x 10 mm and 610mm long for holding of 150 mm dia pipe.

Supply and fix chain pulley block 02 ton capacity including 8 mtr long chain complete all as specified and directed.

Supply and fix Dosing Pump having adjustable pressure of 0 to 100 PSL 230 Volt 50 HZ 1/30HP out put 2 to 40 Gallon / day including PVC watering tube in required length. make declibac, RMCO Pearl filter.

Supply and fix 25mm gate valve with necessary reducer, nipple, elbow, socket and fixed with 150 mm CI pipe for using of bleaching powder etc complete all as specified and directed

Supply and fix tripod 80mm dia medium grade GI pipe with three legs of 6 mtr including necessary cutting, welding and fixing it at site for smooth operation of submersible pump and meter etc complete all as directed.

Supply installation commisioning and testing LT Panel outdoor type feeder pillar box including suitable capacity of aluminium bus bar 440/415 Volts AC, 3 phase 4 wire 50 cycles total enclosed weather proof dust vermin proof MS Sheet iron clad of 3.15 mm thick powder coated complete comprising of the following .

INCOMINGS (a) MCCB 4 POLE 415 V 160 A (35 KA) -01 No

M&L for PCC (1:4:8) type D2 (using 40mm graded agregate) as in foundation, filling and mass concrete complete all as specified and directed.

Excavation in trenches n.exc 1.5 mtr wide and n.exc 1.5 mtr in depth for foundation etc or for shaft wells, cesspits, manholes, pier holes, laying of pipes etc n.exe 10 Sqm on plan and n.exe 1.5 mtr in depth and getting out in soft/loose soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm each layer with soil obtained from excavation complete all as specified.

Removing excavated surplus soil n.exc 50 mtr and deposting where directed at a level not exc 1.5 mtr above the starting point complete all as specified and directed.

Material and labour for river washed and screened dry sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified. Note: Punning thickness shall only be measured for payment.

Supply & laying in trenches sub class `B’ bricks having compressive strength 75 Kg/ Sqcm for cable protection etc compete all as specified and directed by Engineer-in-Charge.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 50.00 sq mm 3.5 core incl cable procection pipe fixing with clamp, nuts, and washers

S&F Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa, 150 GSM colour coating fixed as in roof covering / cladding to wall with self tapping screws complete all as specified and directed.

Supply and fixing galvanised steel tubes, 50 mm light grade for cable protection all as specified and directed.

M&L steel work in tubular trusses including special shaped washer etc, complete using MS ERW or induction butt welded tubes confirming to IS 1161-1979 grade st-240 including two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified.

S&F wind ties/purlins fixed independently for roof including securing bolts, flat iron fillets(for securing weather boarding with screw bolts and nuts) including all necessary drilling, bolting or riveting, etc and similar work conforming to Fe 410-0 or Fe 310-0 including two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified.

M&L for PCC (1:2:4) type B2 (using 40mm graded agregate) as in foundation, filling and mass concrete complete all as specified and directed.

Excavating in post holes in soft/loose soil each n.exc 0.5 cum, getting out including returning filling in and ramming properly and removing surplus soil to a distance n.exc 50 m complete all as specified and directed.

SHRI RAM ENTERPRISES

VIJAY ENTERPRISES