PROVN OF EXTERNAL WATER SUPPLY AND ELECTRICAL WORK FOR ARBORICULTURE WORK AT GRD AREA KUNRAGHAT GORAKHPUR.

Amount

Excavation in trenches not exceeding 1.50 m wide and not exceeding 1.50 m deep and getting out in Soft/loose soil.

Returning filling in including, spreading leveling watering and well ramming in layer not exceeding 25 Cm thick etc, complete all as specified & directed.

Removal of surplus soil not exceeding 50 m and depositing where directed at level not exceeding 1.5 m above the starting point etc, complete all as specified and directed.

Supply and lay/Joint cost iron pipe of following sizes with both side flanged heads centrifugally cast class "A" in any length laid in treches ISI marked all as specified and directed for 100 mm bore.

M&L for GI tube medium grade ISI marked with necessary GI fitting such as elbow, union, reducer, tees, bends etc and short length complete laid in trenches/fixed on walls/ laid under floors all as specified and directed. (a) 80 mm bore pipe.

(b) Ditto all as above but for 50 mm bore

(c) Ditto all as above but for 40 mm bore

(d) Ditto all as per above but for 25 mm bore

(e) Ditto all as above but for 20 mm bore

(f) Ditto all as above but for 15 mm bore

S & F in replacement of cast iron sluice valve with flanged end with stainless steel spindle and Cl wheel class PN 1.6 including rubber gasket nuts bolts and washer for following size ISI marked conforming to IS 14848 (2000), complete all as specified and directed 80 mm bore

Supply & fixing gun metal gate valve with iron wheel head screwed both side for GI pipe following size for sand taking out old one a) 40mm bore

b) All as above but for 50mm bore

Supply & fixing stop valve with iron wheel head screwed both side for GI pipe following sizesand taking out old one a) 25 mm bore

b) All as above but for 20 mm bore

c) All as above but for 15 mm bore

S & F in replacement of Non return Valve with flanged end with stainless steel spindle and Cl wheel incl rubber gasket nuts bolts and washer for following size ISI marked conforming to IS 14848 (2000) etc complete all as specified and directed. (a) 80 mm bore

Material & Laying for drilling, tapping cast iron water mains (in position) for branch connections of 100/80 mm bore GI Pipe, including saddle pieces and nuts & bolts complete all as specified and directed.

S & F for demolition of old unserviceable valve chamber and construction of new valve chamber of size 0.9m x 0.9m x 0.6 mtr with brick work comprising the following items complete all as specified and directed.(a) 150 MM thick PCC foundation (1:2:4) type B2 40 MM graded aggregrate.(b) Brick construction with (1:6) cement mortar and rendering 15 mm thick externally and internally complete fair face of brick works surface in cm (1:4). (c) MS cover of thickness 4 mm double door type welded to angle of size 40 x 40 x 5 mm embedded in cement coping in PCC (1:2:4) tye B-0 wirh anchor fastner including locking arrangment complete with two coat of heighly corresive resistant apoxy paint over one coat of red oxide primer.

Supply and Fixing cost for MS reducer, bail plug, well cap, MS strip for centering, MS iron clamps, electric logging and sample strata box including painting with two coats of synthetic enamel paint over a coat of primer complete all as specified and directed .

Boring 250 mm dia size pilot bore in any kind of soil/starta including hard stone /boulder by means of direct rotary method upto and upto 200 m depth each below ground level. Note: This shall be done for one number of construction of borewels

Reaming of the bore in Sl No 1 here in before for a total tube well size of 675 mm/525 mm as specified below existing ground level by direct rotary method :-( Note: This shall be done for three number of construction of borewels) (a) upto 40 m depth below ground level of reaming 675mm size.

(b) All as above but for exceeding 40 meters but not exceeding 100 meters depth of reaming 525 mm size.

Supplying and assembling including jointing lowering and fixing in position plain mild steel sheet ERW casing pipe 350 mm bore of thickness 8 mm conforming to IS 4270 -1992 pipe jointed and welded with coupler rings welding shall be done through out circumference of the pipe and coupler rings both side all as specified and directed .(for 01 Nos borewel) Make of Pipe : JINDAL/TATA/SAIL Note :- Length of pipe shall not be less than 2.4m except where pipe length required is less than 2.4 meters.

All as specified and described here in before but assembling, jointing plain mild steel sheet ERW casing pipe 200 mm bore of thickness 8mm conforming to IS 4270 -1992 complete and lowering and fixing in position of reducing socket 350mm x 200mm bore (Reducing socket shall be measured and paid seperately under respective items for 1 borewels (a) Depth exceeding 40 mtr but n. exc 100 m

S&F Slotted MS pipe of size 200 mm dia slot size 0.75 mm wide, thickness and max length of strainer 3 mtr long/6 mtr long low carbon galvanised steel, plain beveled ends in built welding.Make:-Johnson or its equivalent

S & F mild steel reducing socket 350mm x 200 mm including welding MS strip 40 x6 mm (02 Nos) on each joint extended 75mm on each side all as specified and directed (The wall thickness of the Socket side shall not be less than 8mm)

S & F wrought iron bail plug 200 mm , 10 mm thickness made up of MS sheet bore all as specified & directed

S & F well cap for 350 mm size and 8 mm thick MS sheet threaded and similar to housing pipe all as specified and directed.

S&F MS centering guide made out of 40 x6 mm MS Flat Iron all as specified and directed( for three bore wells : 3x 40Nos)

S & F 02 Nos MS flat iron 150mm x 16mm (i.e 6" x5/8") size clamp for holding 350mm bore housing pipe including casting PCC block of size 1200 mm x 1000mm x 1000mm in PCC (1:2:4) type B-1 using 20 mm graded stone aggregate including 150 mm bore MS pipe 02 Nos each 1.5 Mtr long for plug and cap tap for feeding pea gravel for each bore well all as specified and directed.

M & L for packing pea gravel of size 2 to 4mm to be designed by the contractor of natural shape brought direct from river bed and packing around the casing pipe of mild steel to entire depth upto ground level all as specified and directed .

Developing of the tube well by means with 600 PSI air compressor all as specified in IS 11189-1985 para 4.3 and as directed. Note- 20 Hrs per developement of borewel is catered in Sch A and balance qty is catered as Provisional sum and extra qty if at all as required shall be measured and paid under provisional sum. prime cost sum shall be priced at actual cost to the contractor at site of work enhanced by 15 % (fifteen percent) for contractor's over head charges and profits.

All as per item above but means of over pumping all as directed. Note-100 Hrs per developement of borewel by means of over pumping is catered in Sch A and balance qty is catered as Provisional sum and extra quantity if at all as required shall be measured and paid under provisional sum . The prime cost sum shall be priced at actual cost to the contractor at site of work enhanced by 15 % (fifteen percent) for contractor's over head charges and profits.

Supply only strata sample box with glass cover 3mm thick having internal dimension 1000mm x 600 mm x 100 mm made out of 20 mm thick wrought Shisham wood with hinges, hasp and staple including polishing complete with samples at various depth met in boring including strata chart in duplicate.

Yield testing of tube well all as specified and directed to determine the safe pumping yield of tube well.

Electric logging in pilot bore for precise delination of granular Zone as also the quality of ground water including report interpretation, complete all as specified . Note : Electric logging shall be carried out by approved Govt agency.

Supply lowering jointing and testing MS black column pipe 3 mtr long heavy duty 150 mm bore wall thickness 5.4 mm both end flanged with heavy duty MS flanged not less than 16 mm screwed and welded in side and out side. The flange end making surface shall be made smooth including welding of 04 strip of 5.04 mm thick 25mm wide and 50 mm long covering pipe and flanged, both end flanged having 08 Nos predrilled hole not less then 16 mm including rubber gasket, nut bolts and washer, pipe should be duly painted with anti corrosive paint complete all as specified and directed.. Make : JINDAL/TATA SAIL/PRAKASH SURYA

M & L for tail piece made out of MS pipe of size 100 mm X 150 mm, 01 mtr long of wall thick ness 5.4 mm both end flanged with suitable MS flanged with 08 Nos predrilled holes of size 16 mm and welded with 04 Nos strip made out of MS plate of size 5.4 mm thick 25 mm wide and 50 mm long and flanged end pipe should be duly painted out side only and all as specified and directed.

Supply , installation, commissioning and testing submersible pumping set uputo 15 HP inside the bore well comparing of bronze impellors directly couple with motor, cast iron body pump complete all as as per IS -8034 of 1989 (Capacity of pump will be decided after yield test)

Supply jointing including jointing material commissioning and testing of submersible cable of size 10 sq mm, 3 core flat cable 1100 Volts Grade with copper conductor PVC sheathed conforming to IS-694:1977 complete with electric connection all as specified and directed.

Earthing for transformer body, transformer neutral, LT feeder pillar box etc with galvanised MS earth plate of size 600 x 600 x 6 mm thick burried directly in ground not less than 2.25 mtr below grond level, earth plate paced on all side with charcoal mixed with salt to a thickness of 150 mm in layers, connected by GI earth strip of size 32 x 6 mm thick, soldered and revetted to earth plate. GI earth strip will be protected by using 50mm bore GI pipe (light grade) earth plate to transformer body, LT feeder pillar box, and neutral of transformer etc complete. The earthing includes PCC pit chamber, RCC pit cover and frame, watering pipe 20 mm bore, funnel with wire mess with necessary earth work including disposal of surplus soil to a distance not less than 50 mtr etc complete all as specified and shown in electrical plate No 3 of SSR Part I- 2009.

Supply, installation, testing and commissioning of factory made LT Panel indoor type, dust & vermin proof board fabricated out of 16 gauge CRCA sheet fixed with necessary angle iron support, of suitable size on PCC Base type B1(1:2:4) above floor duly powder coated paint complete using lugs and glands for cable connection all as specified and directed by EIC providing of followings:- (a) Copper bus bar-03Nos 150Amps rating for Phase & 01 No 100 Amp for Neutral (b) MCCB 100 Amp 4 pole 16 KA-01 No (c ) MCCB 63 Amp 4 pole 10KA-02 Nos (d) Soft starter type PSS(Programming soft strater) AC-3 phase 415 Volts 30 HP rated motor current 42 Amps module type of 380-415 Volts with including motor protections all as specified and directed-01 No(Make:-BCH/ABB/Siemens) (e) Digital Volt meter, 3 Phase 96x96 sqmm suitable for voltage range 0-500 V-01 No.(Make:-Conzerve/L&T) (f) Digital Ammeter, 3 Phase 96x96 sqmm suitable for range 0-100 Amp with CTs ratio 100/5 Amp-01 set.(Make:-Conzerve/L&T) (g) Indicator lamp LED type of (R,Y,B) set of 03 Nos with toggle switch-01 set (h) MCB DP upto 16 Amp capacity-06 Nos (j) MCB TPN 20 Amps 415 Volts-01 No (k) S&F DOL Starter 3 Phase upto 7.5 HP-01 No (l) Capacitor Bank 10 KVAR capacity-01 No (m) Single Phase preventor type VSP2-01 Nos

Supply and laying in trenches PVC insulated , armoured , heavy duty electric cable with aluminium conductor , 1100 volt grade , cross section area 70 sqmm , 3.5 core , complete all as specified and directed

S&F steel wire rope 12 mm dia complete all as spcified and directed

S&F chain pully block of MS along with 10 m long channel complete all as specified and directed.

S&F for ISMB guider for hositing and lifitng of pump set complete all as specified and directed.

S&F boring of holes under road treanchless techonology using ultra sound techonolgy and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 MPA working pressure

S&F PCC 1:4:8 using 40 mm graded stone aggregate for hard standing and approach road etc. complete as specified and directed.

PCC 1:2:4 using 20 mm graded stone aggregate for flooring coping etc complete all as specified and directed

M& brick work with sub class B brick using old size of bricks straight or cuverd on plan exc 6 M radius built in cement mortar 1:4 , complete all as specified and directed

M/s Suresh Traders

Hindustan Power Corporation

M/S SHANKER TRADERS