REPAIR MAINTENANCE OF EXTERNAL WATER SUPPLY SYSTEM, RO PLANT AND OTHER CONNECTED WORKS IN 13 BRD AND 16 BRD AT AF STN PALAM UNDER GE P AF GURGAON

Amount

Excavation in trenches in any type of soil i.e. loose/soft not exceeding 1.5 Mtr wide and not exceeding 1.5 Mtr in width and getting out complete all as specified and as directed by Engineer-In-Charge.

All as per item No. 1.01 above but in hard/dense soil/cutting of road/hard standing/breaking of PCC etc.

Returning, filling and including spreading, leveling and watering and well ramming in layers not exceeding 25 cm to achieve desired compactness as directed by Engineer-In-Charge.

Removing of excavated material/soil to a distance not exceeding 50 Mtrs and depositing at a level not exceeding 1.5 Mtr above the starting point all as directed by Engineer-In-Charge.

M&L for PCC 1:3:6 type C-1 ( using 20 mm graded stone aggregates) for repairing of valve chamber foundation etc including filling in road cuts/ hard standing etc all as specified and as directed.

M&L for brick work in cement mortar 1:4 using sub class 'B' brick straight or curved on plain not exceeding 6M mean radius including demolition of old brick work complete all as specified.

M&L for 15mm thick cement plaster in CM 1:4 on brick/concrete surface etc finished even and smooth without using extra cement complete all as specified and directed.

Supply, laying, jointing and testing in replacement in trenches, galvanized iron water tubing medium grade including provision of all necessary ISI marked GI fittings / accessories and taking down/out old pipe line complete all as specified and directed for the following sizes :-

80 mm bore.

50 mm bore.

40 mm bore.

25 mm bore.

20 mm bore.

15 mm bore.

Supply, laying, jointing & testing in replacement in trenches cast iron pipes with spigot and socketed ends centrifugally cast (spun cast) class LA suitable for run leads joints including getting out old pipe line complete all as specified and directed by Engineer-in-Charge for the following size:- Note:- Earth work, Joints and CI specials/ fittings of the pipes shall be measured and paid for separately under appropriate item.

150mm bore.

100mm bore.

80mm bore.

Supply and fixing cast iron specials/fittings such as bend, tee, socket, collar Reducer, Tail Pieces etc. suitable for spigot and socketed/ flanged end pipe upto 150 mm bore complete all as specified and directed by Engineer-in-Charge.

Supply, fixing, jointing and testing in replacement of ISI Marked, of approved quality, gun metal globe/gate valve with iron wheel head, both ends screwed for iron pipe including taking down old valve complete all as specified and directed for following bore of pipes:-

50 mm bore.

40 mm bore.

25 mm bore.

20 mm bore.

15 mm bore.

M&L for tyton rubber joints for the following sizes of CI pipes/fittings etc. complete all as specified and directed:-

150mm bore.

100mm bore.

80mm bore.

Supply, installation, fixing, jointing and testing in replacement ISI Marked, of approved quality, cast iron sluice valve of class PN-1 conforming to IS-14846 of 2000 both ends flanged with iron wheel head and stainless steel spindle, long body type, jointed and tested including taking down old sluice valve complete all as specified and directed for following bores :-

150mm bore.

100mm bore.

80mm bore.

Supply and fixing in replacement ISI Marked, of approved quality, cast iron non return valve, both ends flanged jointed and tested including taking down old valve complete all as specified and directed for 80 mm bore sizes.

Supply and fixing in replacement ISI Marked, of approved quality, cast iron non return valve, both ends flanged jointed and tested including taking down old valve complete all as specified and directed for100 mm bore sizes.

M&L for run lead joints in replacement including caulking properly for the following sizes of CI pipes/fittings etc. including burning of old joints complete all as specified and directed.

150mm bore.

100mm bore.

80mm bore.

Dismantling flanged pipe joint complete all as directed for following sizes:-

150mm bore.

100mm bore.

80mm bore.

M&L for rubber gasket joints in flanged end cast iron pipes and fittings complete with and including minimum 3mm thick rubber/fibre gasket and necessary nuts/bolts/washers complete all as specified and directed for following sizes:-

150mm bore.

100mm bore.

80mm bore.

M&L for Cutting of the existing CI pipe line for rectifying leakage and reducing to required length, in position, for insertion of collars or other fittings including dewatering etc complete all as specified and directed for the following bore of pipes:-

150mm bore.

100mm bore.

80mm bore.

M&L for rectifying leakage of CI pipe line including excavation in mud (not exc 1.2m x1.2m x 1.2m) and making arrangement for dewatering by using electric/diesel pump/manual additional labour, taking out existing joint and making new run lead joint (except CI fittings unions and CI pipes) complete all as directed for following size of pipe lines:-

150mm bore.

100mm bore.

80mm bore.

M&L for rectifying leakage of GI pipe line including excavation in mud (not exc 0.7m x0.7mx0.7m) and making arrangement for dewatering by using electric/diesel pump/manual additional labour, taking out existing joint and making joint including providing all GI fittings i.e. socket, tee, elbow , nipples upto 6'' length,GI unions,Reducer (Except GI pipes) complete all as directed for following size of pipe lines:-

80 mm bore.

50 mm bore.

40 mm bore.

up to 25 mm bore.

S&F in repairs, ball valves high pressure brass body with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed complete all as specified and as directed for following sizes : -

15mm bore.

20mm bore.

25mm bore.

40mm bore.

50mm bore.

Supply only common salt in sealed packed container for producing of liquid chlorine, Standrad packing of 40 to 50 Kg Minimum complete all as specified and as directed.

Supply only Calcium based, high strength chlorination chemical for water disinfectant in granular form in factory sealed HDPE container (45/50 Kg each ) , chlorine concentration leve 70% and delivered at various water installation underAGE E/M (AF) Palam complete all as specified and as directed. ( Make :" ALTOCH-GP" of Declibac or equivalent make as approved by GE)

M&L in replacement of rotational moulded polyethylene water storage tanks 3 layer (cylindrical vertical with closed top) hoisted and fixed in position of capacity upto 10000 ltrs including gasket packing ,nipple of 50 mm dia, check nuts etc complete all as requried for connecting the existing position complete all as specified and directed by Engr in charge.

M&L for two coat painting to exposed CI/GI water pipe lines of header/suction /delivery of borewells/booster pumps any type any make and any size including sluice valves,fittings and non return valves at water supply installations as per specified colour code after cleaning and scraping out old paint including writting /marking complete all as specified and directed .

M&L for construction of valve chambers with MS cover 6 mm thick of valve pit of size 1200x1200x1200 MM( internal dimensions) including necessary excavation, earth work 150 mm thick PCC 1:4:8 Type D2 as in foundation, PCC 1:2:4 Type B1 in coping plastering 15 mm thick in CM 1:4, and angle iron frame 40x40x6 mm and locking arrangement including painting with coat of synthetic enameled paint over a coat of red oxide primer after preparation of surface complete all as specified and as shown in drawing No CE(AF)/TD/30 dated 11.11.2013 including dismantling of existing valve pit.

M&L for construction of valve chambers with MS cover 6 mm thick of valve pit of size 900x900x900 MM( internal dimensions) including necessary excavation, earth work 150 mm thick PCC 1:4:8 Type D2 as in foundation, PCC 1:2:4 Type B1 in coping plastering 15 mm thick in CM 1:4, and angle iron frame 40x40x6 mm and locking arrangement including painting with coat of synthetic enameled paint over a coat of red oxide primer after preparation of surface complete all as specified and as shown in drawing No CE(AF)/TD/30 dated 11.11.2013 including dismantling of existing valve pit.

Lifting / taking out the defective submersible pump motor set of any capacity and description / make, at any depth from bore well by lifting tolls , chain pulley etc all as required carefully, by disconnecting / dismantling all electric connections, column pipes of any size 50/80 mm etc and transporting the defective pump motor set to AGE E/M Yard, lowering the new / serviceable submersible pump motor set to the existing location including replacing the rubber packing/ nut bolts of the column pipes , pipes, valves etc of suitable size where ever required complete all as specified and directed by Engr-in-charge.

Supply, fixing and testing of submersible electric driven pump only with outer dia of pump not exceeding 150 mm having discharge capacity 5 lps at 90 Meter head (operating head range -113-74 mtr) complete all as specified and directed by Engr-in-charge. (Taking out and lowering of pump motor set will be measured and paid separately).

Supply, fixing, connecting electric connections and testing submersible motor only capacity 10/12.5 HP 3 phase 415 volts, 50 HZ with outer dia of pump set not exceeding 150 mm suitable to be coupled with pump as mentioned in item no. 30 hereinbefore complete all specified and directed.

M&L for high pressure single electromagnetic diaphragm type adjustable chemical dozing pump capacity 10 LPH at 3 Kg/cm² suitable to doze the NaOCL with accessories including heavy duty Lead Tubing of suitable size , Connecting Nuts, Injection Check Valve, Clay Weight, and connecting Ferrules with mounting arrangement complete all as specified and directed by Engr-in-charge including disconnecting the old one of any type any capacity. Make:- E Dose/ Milton Roy / Sandur Fliud

S&F in repair Rotational moulded Polyethylene (HDPE) Water Storage Tank 150 LITRE Capacity (Cylindrical Vertical with Closed Top), Black in Colour, Three Layered Construction, hoisted and fixed in Position all specified in MES Schedule Part-I, including tank nipple, union and Lowering of unserviceable Water Storage Tank with Float Valve of any description complete all as specified and directed by Engineer in charge.

Supply, connection and testing of submersible cable copper conductor 3 core 1100 Volt grade 4 sq mm nominal cross sectional area including disconnecting the old u/s cable complete all as specified and directed by Engr-in-charge.

M&L for Annual maintance contract visit for RO plant capacity 5000 Ltr/hr, at 13 BRD domestic area including servicing, overhauling & repair if any required with replacement of all unserviceable parts complete all as specified and as directed by Engineer-In-Charhe. Note:- The RO plant maintained in serviceable condition through out the contrat period and any complaint regarding unserviceablilty of shall be rectified within 48 hrs panelty @ Rs 2000/- day shall be deducted from contractors dues till rectification on complaint. (A) Comprehensive AMC for RO Plant & its Equipment Capacity 5000 Ltr/hr :- (i) MGF -01 No (ii) Dosing Pump -01 (iii) RO Plant Complete 5000 ltr/hr -01 (B) scope to be covered under AMC :- (i) Provision of training to oprate the above System (ii) Submission of the preventive Maintenance Chart for the Month (iii) Cleaning operation for RO Membrane with all consumable/Chemicals (iv) Monthly cheacking of Cartidge, If cartridge shall be required, the supplier will arrange the same (v) Arrangment for probing of RO inter stage once in a month, resetting of 'O' ring in board connector etc to be arranged, if Required (vi) Maintenance/trouble shooting of high pressure pump Necessary spares will be arranged by Suppliers,if Required (vii) Fault detection procon Pump/high prssure pump

(viii) Replacement of on off switches (ix) PVC interconnection pipe line of complete RO system (excluding incoming GI pipe line) (x) Interconnector of Pressure vessel & 'O' ring of connector (xi) Mechanical seal of high Pressure pump (xii) Pressure switches (xii) Rota meter suitable for re-circulation line (xiii) ball valve size 1'' SS 316 & victaulic coupling 1 1/2'' (xiv) pressure gauge SS 0-7 to 21 kg/sqcm (xv) U pvc pipes size as per existing sample including aceessories (tee,elbow,socket etc).if any damages replace that items. (xvi) The above items shoud be covered AMC Total overall serviceable RO Plant Through contract period.No Extra amount shall be paid govt in this account (C) scope to be covered under AMC :- Annual maintance contract visit for RO plant and Supply items below the items (i) Micron Cartridge - 12 Nos (ii) De-Scaling chemical -60 Kg (iii) Defouling chemical - 60Kg (iv) Anti scalent - 60 Kg (e) Soda Ash - 25 Kg (f) Cleaning Chemical HCL -50 ltr Under AMC, Supplier shall replace all the damaged parts free of cost, but following Damages shall not be Covered under this scheme:- (i) Any Damages caused due to improper operation RO Plant (ii) Damage of electrical parts and damages due to power fluctuations (iii) Damage membranes and procon/ high presure pump. Under AMC, Supplier shall replace all the damaged parts other than supply only items considered hereinafter as supply only, but rest of parts required to keep plant functional around the clock shall be considered in quoted rates.

Note I :- (a) Material shall be supplied in each month (b) Payment shall be made quaterly basis Note II :- 1. Old material will be the property of the department/contractor/credit if any certified that funds are available to meet the cost of expenditure 2. Certified that the above stores/items do not pertain to any original local pruchase items/NAC attached. 3. Certified that stores/repairs and replacements are urgently required and its delay would be detrimental to public services

Supply only membrane suitable for 5000 LPH model -8040 (as per sample) complete all as specified and as directed. Make :- torey/flimtech(DOW)/ION exchange.

Supply only cartage housing suitable for filter 20''x4'' suitable for RO capacity 5000 LPH including gasket packing etc (as per sample) complete all as specified and as directed.

M&L for Painting to electrical equipments steel sections, rolling shutters etc with two coat of synthetic enamel high glow paint Ist grade Over one coat of redoxide including preparation/cleaning of steel surfaces complete all as specified and as directed by Engr-in-charge.

Supply only media for MGF suitable for RO plant inluding taking out old media and gasket complete all as specified and as directed.

Supply only gasket for MGF suitable for 5000 LPH RO plant complete all as specified and as directed.

S&F in replacement GI pipe heavy grade for column pipe 50 mm dia with having MS flange 12 mm thick x 50 mm dia 'V' cut on both ends of flanges for submersible cable entry and including rubber gasket and 04 Nos nuts and bolts with sutable size and welding works as per site requirement, complete all as specified and directed by Engineer-in-Charge.

Supply only Jal-TARA Water Testing Kit, the kit can be 16 essential parameters. The Jal TARA Test kit Carry over to Physical :parameters,pH,Hardness,Temperature,Turbidity and TDS Chemical :Arsenic, Choride, Fluoride, Iron, Nitrate, Residual Chlorine,Disssolved Oxygen, Phosphorus and Ammonia Biological : Coliform Bacteiria, Benthic Diversity complete all as specified and as directed.

S&F in replacement of Agitator for mixing of Hypo-chlorine powder granules, Stainless steel mixing rod, 3 Phase electric driven motor capacity 0.5 HP,RPM 1410,Frame 6071, Gear box, stand for fixing of agitator system on PVC tank Complete job as per sample complete all as specified (Note PVC tank measure separately) Make : CG/Kirloskar

M&L for mild steel work (structural) for the purpose of foundation of RO plant capacity 5000 Ltr/hr, at 13 BRD domestic area as in cross arm bracing supports, clamps fabricated from structural steel section including nuts, bolts, washers, welding, bending, drilling holes for bolts in any size or shape as required and one primer coat with red oxide primer one under coat & one finishing coat of black rubber paint complete all as specified and directed by Engr-in-charge.

M&L for painting of RO plant capacity 5000 Ltr/hr, at 13 BRD domestic area as per existing colour as in cross arm bracing supports,Medium Grade Filter,water Suction line sintex tank to RO plant,discharge line,Centrifugal pumps,Vertical pumps, LT panel ,Starter panel, Complete all two coat of synthetic enamel high glow paint Ist grade Over one coat of redoxide including preparation/cleaning of steel surfaces complete all as specified and directed by Engineer-in-charge.Make : Berger

S&F of Systonic M S Auto conductivity TDS Temp meter, For Industrial, Model S-950, supply 230V, meter weight 2 kg, by dismantling all unserviceable TDS meter and replacing the same with New online TDS meter as specified and making all relevent connection including testing and completed all as specified and as directed Make : Systonic (existing make).

S&F electrical connections, testing & Commissioning of LT Cubical panel board consist of Sheet steel enclosure 1200 x 1200 x 450 mm of 2.0mm thick totally enclosed dust proof duly painted with powder coated, duly provided the hut shape sheet on the top of the panel, (shade No.7032 Siemens grey) MS angle section 50x50x6 mm frame with front & back open able, doubel door system lockable /open able by keys from both sides having flush pattern fancy locks with louvers,also pad lock arrangement & air vent gasket for natural flow of air. 'U' type gasket shall be used to make the outer shell completely vermin proof. The bottom of the outer shell contains a detachable plate having provision for entry of armoured cable of adequate size with glands. The outer shell shall be powder coated with pure polyster Siemens grey structural RAL 7032 Shade.fully wired upwith suitable size of multi stranded copper wire not less than 1 Sqmm and ready to connect load & control lines with suitable gasket to make it dust/vermin proof & general construction confirming to IS : 8623/93 including and mounted on suitable PCC(1:2:4) type B1 using 20mm graded stone aggregate foundation consisting the followings :- Make of Panel : Universal Switchgear/Neptune

(l) MCB TPN 63 AMP -02 Nos Make :-Legrand/Schinder (m) Star Delta Starter 25 HP with contactors, Relay, Timer, auxilary Contacts, ON, OFF,Trip indicating Light, Push button -01Set, Ammeter(0-60 A) with suitable/matching size of CTs(set of three) of starter Make of starter/starter accessories : L&T/Legrand/ABB (n) Control fuse etc-01 set of three (o) Control Fuse etc -01 set of three (p) motor protection automation phase sequence corrector suitable for 10/12.5 HP submersible pump motor -01 No Make Sintrac/Universal Switch gear control /SUC (q) Connection Plate for the cable motor to the panel - 01 No

Notes:- (a) The amount of Rs. 111825/- against Schedule of Credit on Page No. 130 shall be deducted from the total amount quoted against Sch 'A' while deriving the Contract Sum for Acceptance. (b) Contractor shall maintain the contineuty of repair work by minimum one plumber with helper to maintain the serviceability of water supply in station and they will take the urgent nature of repair work to be required on priority out of scope considered in tender.

M/S SURINDERAS CONSTRUCTION CO.

SM CONSTRUCTION COMPANY

Ridhi engineers and builders