PROVN OF RRS EXERCISE, REPAIR/ REPLACEMENT OF VARIOUS TYPE OF PIPE LINE ALONGWITH CONNECTED ITEMS FOR PUMP HOUSES AND ALLIED WORKS IN TECHNICAL AND DOMESTIC AREA AND PERIODICAL CLEANING, MAINTENANCE OF SWT TANK AND MAINTENANCE OF DOZING SYSTEM, FILTE

Amount

M&L including T&P for RRS exercise for forming, dressing and rehabilitate the runway surface to the craters of size not exc. 18.00 Cum but not exc. 39.50 Cum complete all as specified and as directed. NOTE:- (i) Excavating & dressing the crater of required size. (ii) Unloading and spreading the crushed stone aggregate of size 60mm & below, aggregate should be free from dust. The surface is then compacted by roller by 7-8 passes to reduce voids. Compaction of aggregate to be done in layer not exceeding 300mm thickness. (iii) After filling the aggregate into the crater and compacting by the roller, 20-30mm thick sand layer is placed. Over this a layer of 400 micron sheet is placed. (iv) The upper portion of 30cm thickness is filled with crushed stones of size 20-63mm. The aggregate should be properly laid preferably using a level beam and then rolled once using the vibro max roller in non vibratory mode.The aggregate layer to remain at 20-30mm below the finished level of the slab. It must be ensured that no local depressions remain in the top surface of the rolled aggregate. The aim of this rolling is to accomodate the grout from the plant/ IMDM to form a smooth surface on top without any projection of sharp edges of aggregate.

(v) The top most layer of the area will be poured/ filled with rapigrout cement mixed in IMDM (both rapigrout cement & IMDM will be supplied/ provided by the department) (vi) Rapigrout cement, IMDM, water browser will be supplied/ provided by the department.

M&L including T&P for RRS exercise for forming, dressing & rehabilitate the runway surface to the craters of size not exc. 50.00 cum but not exc. 140.00 cum complete all as specified and as directed. NOTE:- (i) Excavating & dressing the crater of required size. (ii) Unloading and spreading the crushed stone aggregate of size 60mm & below, aggregate should be free from dust. The surface is then compacted by roller by 7-8 passes to reduce voids. Compaction of aggregate to be done in layer not exceeding 300mm thickness. (iii) After filling the aggregate into the crater and compacting by the roller, 20-30mm thick sand layer is placed. Over this a layer of 400 micron sheet is placed. (iv) The upper portion of 30cm thickness is filled with crushed stones of size 20-63mm. The aggregate should be properly laid preferably using a level beam and then rolled once using the vibro max roller in non vibratory mode.The aggregate layer to remain at 20-30mm below the finished level of the slab. It must be ensured that no local depressions remain in the top surface of the rolled aggregate. The aim of this rolling is to accomodate the grout from the plant/ IMDM to form a smooth surface on top without any projection of sharp edges of aggregate.

(v) The top most layer of the area will be poured/ filled with rapigrout cement mixed in IMDM (both rapigrout cement & IMDM will be supplied/ provided by the department) (vi) Rapigrout cement, IMDM, water browser will be supplied/ provided by the department.

Excavation in trenches n.exc. 1.5m wide and n. exc. 1.5m deep for taking out/laying CI/GI/DI/CPVC/PPR pipe line as in soft/loose soil complete all as specified and as directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers n.exc. 25cm thick layers complete all as specified and as directed.

Removal of excavated material n. exc. 50m distance and depositing where directed at a level n. exc. 1.5m above from starting point complete all as specified and as directed.

M&L for horizontal boring below pavement/road as in soft/loose soil for crossing 40mm to 150mm bore GI pipe lines complete all as specified and as directed.

Taking out from trenches CI pipe lines (including all fittings) with spigot and socket ends with burnning of lead joints, etc. including taking out lead from joints complete all as specified and directed of following sizes :- NOTE:- Necessary excavation and earth work shall be measured and paid seperately.

150 mm bore CI pipe

100 mm bore CI pipe

80 mm bore CI pipe

M&L for CI pipe, Class K7 with spigot and socket end, in any suitable for run lead joints laid in trenches complete all as specified and as directed of the following sizes:-

150 mm bore CI pipe

100 mm bore CI pipe

80 mm bore CI pipe

M&L for CI fitting of spigot and socket pipe such as bends (any type, radius and angle), tapers any type (straight, bend, increasing, decreasing or double socket etc.), Tee pieces single branch, ’Y’ junction, double branch, cross collors tail pieces with one end flanged and other end socketed (integrally cast), caps and plugs upto 150mm bore pipes complete all as specified and as directed.

M&L for run lead joint suitable for CI pipes including jointing materials such as lead, spun yarn, etc. complete all as specified and as directed for the following sizes:-

150 mm bore CI pipe

100 mm bore CI pipe

80 mm bore CI pipe

Supply and laying in trenches Ductail iron (DI) pipes with spigot and socket ends, centrifugally cast, Class K-9 confirming to IS- 8329/2000 with internal metallic zinc coating and external black bitumen coating suitable for push on joint (tyton) in length of bore as below complete including all jointing materials and fittings and taking down old unserviceable pipes complete all as specified and directed:-

150 mm bore

100 mm bore

M&L for rubber gasket joint suitable for DI pipes including jointing material such as lead, spun yarn, etc. complete all as specified and directed for the following sizes:-

150 mm bore

100 mm bore

80 mm bore

Taking out old GI pipe from trencehs/floor including connected fittings/accessories (defective gate valve/stop valves) with necessary fittings etc. complete all as specified and directed of the following sizes :-

GI pipe of 100mm bore

GI pipe of 80mm bore

GI pipe of 50 mm bore

GI pipe of 25mm bore

GI pipe of 20mm bore

GI pipe of 15mm bore

Supply and laying galvanised iron pipes, medium grade ISI marked including all necessary fittings (such as bend, elbows, tees, short pieces of medium grade, connectors, back nuts, caps , plugs and unions, etc.), laid in trenches/floor/ducts and also cutting pipes, screwing and for making forged bends on piping as required complete all as specified and as directed of the following sizes :-

GI pipe of 100mm bore

GI pipe of 80mm bore

GI pipe of 50mm bore

GI pipe of 25mm bore

GI pipe of 20mm bore

GI pipe of 15mm bore

Supply and laying 20mm dia UPVC pipes of pressure rating 10 Kgf /Sq.cm with all fittings (such as bend, elbows, tees, short pieces of medium grade, connectors, back nuts, caps, plugs and unions, etc.), laying in trenches/floor/ducts and also cutting pipes, screwing and for making bends on piping as required after and including taking down old existing pipes complete all as specified and as directed.

All as per Serial item No. 15 here-in-before but of size 25mm dia.

S&F as in repairs gun metal gate valve (ISI marked) with iron wheel head, screwed both ends for iron pipe with union complete all as specified and as directed of the following sizes:-

50mm bore gate valve.

25mm bore gate valve.

20mm bore gate valve.

15mm bore gate valve.

S&F as in repairs cast iron sluice valve, Class PN-1.6 with flanged ends (ISI marked) suitabe for 150mm bore pipe complete with stainless steel spindle and cast iron cap including rubber/fiber board gasket, nuts, washers, etc. complete all as specified and as directed.

S&F as in repairs of cast iron sluice valve, Class PN-1.6 with flanged ends (ISI marked) suitabe for 100mm bore pipe complete with stainless steel spindle and cast iron cap including rubber/fiber board gasket, nuts, washers, etc. complete all as specified and as directed.

S&F as in repairs of cast iron sluice valve, Class PN-1.6 with flanged ends 80mm nominal bore ISI marked complete with stainless steel spindle and cast iron cap including rubber/fiber board gasket, nuts, washers, etc. complete all as specified and as directed.

S&F as in repairs butterfly valve of size 100mm nominal dia (ISI marked) including rubber/fiber board gasket, nuts, washers, etc. complete all as specified and as directed.

S&F as in repairs butterfly valve complete of size 80mm nominal dia (ISI marked) including rubber / fiber board gasket, nuts, washers etc. complete all as specified and as directed.

S&F as in repairs cast iron Non return valve of size 80mm nominal bore, ISI marked with flanged ends complete including rubber/fiber board gasket , nuts, washers, etc. complete all as specified and as directed.

S&F as in repairs cast iron Non return valve of size 100mm nominal bore, ISI marked with flanged ends complete including rubber/fiber board gasket , nuts, washers, etc. complete all as specified and as directed.

S&F as in repairs pressure gauge 0 to 10 Kg 4" dia including gun metal ON/OFF knob including taking out old unserviceable one complete all as specified and as directed.

Supply and laying 3 layered PP-R (Polypropylene Random Copolymer) Pipes (ISI Marked) PN-16, SDR 7.4 UV stabilised and anti-microbial fusion welded having thermal stability for Hot and Cold water supply including all PP-R plain and brass threaded Polypropylene random fittings (such as bends, elbows, Tees, short pieces, connectors, back-nuts capps, plugs, unions, etc.) laying in trenches / floors / ducts or fixing to walls, etc. including taking out old unserviceable one complete all as specified and directed of the following sizes :-

PPR pipe 160 mm outer dia

PPR pipe 90 mm outer dia

PPR pipe 63 mm outer dia

M&L for seven stage cleaning, painting by applying one coat of black bituminous baint (suitable for drinking water) on internal wall surfaces of tank, one coat of synethic enamel paint on ladders, railing, one coat of synthetic enamel paint on outer surfaces of wall of the tank and sterilization of inside the RCC SWT underground open type of capacity 10000 GLN through bacteriological treatment by using TERBAC G5/Inchor-5/NB-10/ TERBAC-G-65/ Inoxi-60/NB-69 and ULTRA VIOLET RAY. Make: Rays Cleantech/ Inus watertech/ satya enterprise. Seven stages are as under plants:- (a). First Stage is to drain out the water by using exit valve or high capacity dewatering system. (b). Second stage is cleaning all the algae formation inside the tank by using TERBAC G10/ Inoxi-60/NB-69 a laboratory tested branded chemical of the company ans scrubbing the walls of the tanks. (c). Third strage is fresh water cleaning by high speed jet pump. (d). Fourth stage and first bacteria screening is decertification by using TERBAC-G5/ Inohor-5/NB-10 a Govt Laboratory certified brannded halogen compound.

(e). Fifth stage is cleaning the floor of water tank by industrial vaccum cleaner. (f) . Sixth stage is the second bacterio screening and sterilizing method by using ultra violet ray within the tnk and kills all suspended bacteria. (g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor of the water tank by using laboratory certified, branded strong oxidizing agent TERBAC-G65/Inoxi-60/NB-69 . NOTES:- (i) Company will submit Government laboratory test certificate of Terbac-G5/Inchor-5/NB-10, Terbac-G65/ Inoxii-60/NB-69, before cleaning, fixing the sticker mentioning the date of cleaning and name of site and also provide certificate confirming the completion of sterilization of water tanks mentioning the name of station and date of cleaning. all the cleaning & sterilization staffs should be under accidental insurance coverage. (ii) Outlet pipe should be plugged before cleaning to avoid.entering scales and the same shell be reconnected after cleaning the tank and the quoted rate is deemed to include for the revision . (iii) Sterilization team will be comprised of at least 30% members who are minimum 03 months certificate holder in water tanks sterilization.

(iv) Contractor will be responsible for rectification of complaints occurred during cleaning the tank ie. no water in tank/over flow due to broken of float valve/ blockage to be included in quoted rate NOTES:-(i) The work shall be carried through specilized agency rays Cleantech/Inus Watertech/Satya Enterprise. (ii) All the matterial for cleaning ,safety, scaffolding, radin out the water from pump motor,removing monoblock submersiable pump before cleaning and refixing the same after cleaning, etc. shall be included with the quated rate. (iii) Locations : STN HQ, IL HANGER, MES FURNITURE YARD ,16 P&S, 5AFH, H-BLOCK, SNCO BLOCK, STN WORKSHOP, 736 SU, DUTY CREW, FIRE SECTION, T-LINK, MES MT YARD, 2605 SQN, BOMB DUMP I & II & III and DSC MESS etc.

All as per Serial item No. 27 here-in-before including Notes but of 20000 GALLON Capacity, Open Type, located at MT Section, IOC - I& II .

All as per Serial item No. 27 here-in-before including Notes but of 40000 GALLON Capacity, Open Type, located at RUNWAY END 22 and RUNWAY END 04.

M&L for dismantling framed steel work of any description such as in ladder work, supporting angle/ flats of tank structure, supporting angle of tank, cleats etc from over SWT tank erected. High staging segregation of serviceable steel keep then safe custody for reuse and unserviceable materials removing from site of work complete all as specified and as directed.

&F mild steel framed work for cover the SWT and similar work in water tank conforming to Fe 410-O or Fe 310-O by welding or screwing nut bolt and washer, including applying two coats of black bituminous lead free paint (suitable for drinking water) over and including one coat of red oxide primer on MS work those are carried out internal side of tank and applying two coats of synthetic enamelled paint over and including one coat of red oxide primer on MS work those are carried out outer side of tanks after preparation of surfaces complete all as specified and as directed. Note: Necessary new nuts, bolts, washers, fabrication and related civil work for support will be included with the quoted rate.

S&F single phase horrizontal openwell Monoblock Submersiable pump of capacity 7.5 HP of head range 35-57m , 230 volt , 50 HZ including necessary gaskets etc including taking down old unserviceable motor complete all as per specified and as directed.

S&F DOL starter for 7.5 HP horizontal open well monoblock submersible pump including taking down old unserviceable starter complete all as per specified and as directed.

M&L for three core submersible cables of size 4 Sq.mm with bare bunched copper conductor insulated with PVC and sheathed with PVC for Submersible Pump Motors with voltage grade upto 1100 V Generally Conforming to IS 694:1990 including taking down old unserviceable cable complete all as per specified and as directed.

S&F MCB DB of sheet metal enclosure double door SPN 4 way with 200 A rated bus bar and grouted in wall with PCC (1:2:4) type B-1 (using 20mm graded stone aggregate) including taking down old unserviceable MCB DB complete all as specified and as directed.

S&F MCBs, SPN 32 Amps In accordance with IS/IEC 60898-1, 240 V, 50 Hz, 10 kA, C-series marked fixing in DBs (DBs catered separately in this Schedule) including taking down old unserviceable MCB complete all as specified and as directed

M&L PCC (1:3:6) type C-1 (using 20mm graded stone aggregate) as in coping, PCC block for fixing of hold fast, sanitary fitting, etc. complete all as specified and as directed. NOTE : The contract sum shall be derived by deducting the amount shown in Schedule of Credit attached to this tender from total amount of Schedule 'A'/BOQ

M/S DHAR AND DHAR (BID ID -3475919)

M/S AK SINGH (BID ID -3476002)

M/S D J ENTERPRISE (BID ID -3476019)

M/S Deep Construction (BID ID -3476059)

THE SUPPLY AGENCY (BID ID -3475877)

Bidder Name

M/S D J ENTERPRISE

THE SUPPLY AGENCY

M/S Deep Construction

M/S DHAR AND DHAR

M/S DILIP GOSWAMI

M/S AK SINGH