IMPROVEMENT TO EXISTING SHALLOW WELLS, PROVN OF ALARM BELL FROM VAS/VPS LOCATED AT THE HQ SAC COMPLEX TO THE MAIN GUARD ROOM AT HQ SAC (U) AND PROVISIONING OF COMMERCIAL POWER SUPPLY AT 340 TRU KAVARATTI UNDER GE (AF) TRIVANDRUM.

Amount

Improvement to existing shallow wells at HQ SAC (U).

Supply Install testing and commissioning of submersible pump Set of 7.5KW/10HP , Model KU6i HHN 240-1012 ,Three phase ,415 V ,50HZ of 59-164 mtr head and 420-60 LPM,Suction 65 x Del 80mm with cast iron impeller and gland packing with necessary base plate duly grouted as recommended by OEM,pressure gauges with control valves, provn for priming etc, foundation and connection from starter to motor using suitable size of copper cable drawn through suitable sixe concealed rigid PVC conduit pipe all complete all as directed .

Supply Install testing and commissioning of submersible pump Set of 5.5KW/7.5HP , Model KS6B-0813, ,Three phase ,415 V ,50HZ of 59-164 mtr head and 420-60 LPM,Suction 65 x Del 50mm with cast iron impeller and gland packing with necessary base plate duly grouted as recommended by OEM,pressure gauges with control valves, provn for priming etc, foundation and connection from starter to motor using suitable size of copper cable drawn through suitable size concealed rigid PVC conduit pipe all complete all as directed .

Supply and laying and testing of medium grade galvanised iron steel tubing of following sizes, ISI marked, including GI fittings such as unions, reducer sockets, socket reducing bends, elbows, tees, checknuts, caps, plugs etc complete laid in trenches/floors etc complete all as specified and directed. Make : Jindal/Tata/Prakash

Ditto…. 50mm dia bore

Ditto…. 80 mm dia bore

Supply, laying and testing of Ductile pipe of 100 mm dia, type K9 double flanged,ISI marked, including rubber gasket not less than 3mm thickness, fittings such as reducing flanged bends,elbows,tees,checknuts & hexagonal nuts boits,caps,plugs etc complete laid in trenches/floors/supporting on pedestal etc complete and directed.

S & F Gun metal globe or gate valve with iron wheel head, screwed both ends for iron pipe of following size of bore and conforming to IS 778 of 1984 complete all as specified and directed. Make : Leader/Kirloskar/Zoloto

Ditto…. 50mm dia bore

S & F CI sluice valves of following size of bore, flanged, heavy duty, class PN 1.0, as per IS-14856 including brass spindle, with hand wheel, nuts bolts and gaskets complete all as specified and directed.Make Leader/Kirloskar/ Bir/Kartar

Ditto…. 80 mm dia bore

Ditto…. 100 mm dia bore

S & F Non return (Reflux) Valve, cast iron, of following size of bore, flanged, with GM working parts as per IS - 5312, with nuts bolts and gaskets complete all as specified and directed. Make Leader/Kirloskar/Normax/Kartar

Ditto…. 80 mm dia bore

Ditto…. 100 mm dia bore

S & F gun metal non return valve of 50 mm dia bore, screwed complete all as specified and directed.Make:leader/ Kirloskar/ Zoloto/Kartar

S & F CI foot valve Ball type flanged end of following size of bore, flanged/as per IS - 4038 with nuts, bolts and gaskets etc complete all as specified and directed. Make Normax,/Kirloskar/ Leader/Kartar

Ditto…. 50 mm dia bore

Ditto…. 80 mm dia bore

S & F DOL starter suitable for 3 to 5 HP induction motor, 3 Phase 415 Volts, 50 Hz AC complete all as specified and directed. Make: L&T/ Siemens/Schneider

S & F fully automatic Star Delta Starter suitable for induction motors of 7.5HP/5.5 KW,With suitable Type of contactor/phase, Rating of contactor is 16A. 3 Phase 415 V 50 HZ AC.with single phase protection complete all as specified and directed. Make:L&T/Seimens/Schineder

S & F fully automatic Star Delta Starter suitable for induction motors of 10HP/7.5 KW,With suitable Type of contactor/phase, Rating of contactor is 16A, 3 Phase 415 V 50 HZ AC.with single phase protection complete all as specified and directed. Make:L&T/Seimens/Schineder

M & L for cleaning shallow wells of following sizes by draining/ pumping out complete ( including silt) accumulation water from the well, cleaning with wire brush for removing scales, algae etc from inside and removing silt accumulated at the bottom of the well including complete removal of existing treatment and , painting all metal surfaces including wire mesh angles, channels and painting to top grilled iron cover with two coats of synthetic enamel paint over one coat of primer, white washing 3 coats on side wall externally and writing the date of cleaning and capacity on outside of shallow well in bold letters etc complete all as specified and directed.

Ditto…. 3 m dia and depth upto 18 m

Ditto…. 5 m dia and depth upto 10 m

Supply & spray bleaching powder stable conforming to IS complete all as specified and directed.

Collecting the drinking water sample from Pump Houses & Shallow well for testing the water at Public Health Department, Kerala Government as per the Government norms and submitting the Lab Test Report in the name of Garrison Engineer (AF) Trivandrum complete all as specified and directed

M&L for Bends. Tapers. Tee pieces (single & double branch) any type and angle/radius and straight connecting pieces but all ends flanged for upto 100mm bore pipe

Supply and fixing replacement of MCCB, 415 volts, four pole of capacity 63 Amps, 25 KA, adjustable thermal- magnetic release, including spreader terminals, phase barriers, thimbles of suitable size etc and making electric connections complete all as directed. Make: Legrand/ L&T.

All as per items No. 29 here-in-before but 100 Amp capacity, 25 KA

All as per items No. 29 here-in-before but 125 Amp capacity, 25 KA

All as per items No. 29 here-in-before but 160 Amp capacity, 25 KA

All as per items No. 29 here-in-before but 200 Amp capacity, 25 KA

M&L for road cutting including excavation , returning filling in, spreading, levelling, well ramming in layers,hardcore with store aggregates received from dismantling the road for 100mm thick and finishing with PCC 1:2:4 with 20mm aggregate for 100mm thick and compacted complete all as directed and match to the existing finish at site.

M & L for construction of brick masonry valve chamber of size 1200mm x 900 mm x 900 mm with foundation in PCC 1:4:8 type D2, brick work built in cement mortar 1:4 with 15 mm plastering both internal complete and external surfaces (15cm below GL) and floor finished using plastering over PCC 1:4:8 including provn of MS sheet cover 5 mm thick surrounded by MS angle iron of size 40 x 40 x 6 mm framework embedded in PCC coping of 1:3:6 type C2, painted with two coats of synthetic enamel paint over one coat of red oxide primer on steel surface including earth work and excavation complete all as specified and directed.

M& L for valve pit cover with MS sheet cover 5 mm thick surrounded by MS angle iron of size 40 x 40 x 6 mm framework embedded in PCC coping of 1:3:6 type C2, painted with two coats of synthetic enamel paint over one coat of red oxide primer on steel surface including earth work and excavation complete all as specified and directed. Note: All the items rate are included in the quoted rate.

Supply and install motor control panel board(Outdoor) 3 phase ,4 wire 50 HZ 415 v ,outdoor cubical type, dust and vermin proof , all prewired fabricated out of 3.15mm thick CRCA sheet duly pre treated and powder coated, factory fabricated panel incl cable glands of suitable to accommodate DOL/Star Delta starters and consisting R,Y,B lamps &Digital Multifunctional meters all as specified and directed.

Supply and lay cable XLPE insulated screened PVC bedded ,galvanized steel strip or armoured ,electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 25 sqmm 3.5 core with necessary terminal lugs and glands etc all as directed

M & L for Earthing complete with GI earth plate 60x60cm.x6mm thick buried directly in ground vertically to a depth not less than 2.25m below ground level with top edge of the earth plate to a depth not less than 1.5m below ground level, connected to and including GI wire 4mm dia with GI protection pipe 15mm dia light grade connected upto DBs by means of bolts, nuts, check nuts and washers made of copper, galvanized iron pipe medium grade 20mm bore for watering and including funnel, wire mesh, RCC 1:2:4 cover slab 50mm thick with re-inforcement of 8 mm TMT bars @ 100mm c/c both directions and PCC chamber with PCC 1:3:6 type C2 including excavation and earth work, disposal of surplus soil to a distance not exceeding 50m, charcoal, lugs, common salt complete all as specified and as shown on plate No.3 of SSR Part-I

M&L for cement concrete in foundations, surface drains,walls,mass concrete etc type B2(1:2:4) using 40 mm graded stone aggregate.

S & F in repairs UPVC flat submersible, water proof cable, 3 core 6 Sqmm copper conductor, multi stranded 1100V grade complete all as specified and directed. Make : Finolex/Plaza/ Polycap

S & F in repairs UPVC flat submersible, water proof cable, 3 core 10 Sqmm copper conductor, multi stranded 1100V grade complete all as specified and directed. Make : Finolex/Plaza/ Polycap

S & F in repairs UPVC flat submersible, water proof cable, 3 core 16 Sqmm copper conductor, multi stranded 1100V grade complete all as specified and directed. Make : Finolex/Plaza/ Polycap

Excavation in trenches not exc 1.5m wide and not exc 1.5m in depth for laying UG cable/steel tubing etc and getting out in hard/dense soil complete all as specified and directed.

Returning, filling in, including spreading levelling, watering and well ramming in layers not exc 25 cm thick with soil complete all as specified and directed.

Removing excavated material to a distance not exc 50m and depositing where directed at a level not exc 1.5m above the starting point complete all as specified and directed.

M&L for provn of brick masonry Pedestal of size 0.40 x 0.40 x 0.6 m (0.3m above GL) incl PCC Foundation, plastering , white wash etc complete all as specified and as directed.

M&L for provn of brick masonry Pedestal of size 0.4 x 0.4 x .8 m (0.5m above GL) incl PCC Foundation, plastering , white wash etc complete all as specified and as directed. Note for item No. 47 to 48:- The quoted rate of item shall include the following:- (a) Excavation in post hole (or similar holes) each n.exc 0.5 cum and getting out, returning filling in and ramming earth or broken rubble mixed with earth around, in layers n.exc 25 cm watering and removing surplus soil to a distance n.exc 50 m and making good in hard/dense soil. (b) 100mm thick PCC 1:3:6 type C-2 using 40mm graded stone aggregate with 50mm offset on each side in foundation (c) Brick work in CM 1:6, Rendering 10 mm in cement mortar 1:4 on fair faces of brick work or concrete surfaces finished even and smooth without using extra cement.incl three coat of white wash after preparation of surfaces all as specified

Provision of Alarm Bell from VAs / VPs Located at the HQ SAC Complex to the Main Guard Room at HQ SAC(U)

Excavation in trenches in soft/loose soil not exceeding 1.5m wide and not exceeding 1.5 metre in depth for laying of cable and not exceeding 10 Sqm on plan for poles, struts, stays etc. and not exceeding 1.5 m in depth and getting out complete all as specified.

Removing excavated material not exc 50m and depositing where as directed at a level not exc 1.5m above the starting point complete all as specified and directed

Returning, filling of excavated soil upto a depth of 30cm after riddling the excavated soil for cushioning of cable and refilling of trench with normal excavated soil

M &L for sub main Wiring for circuit/sub main wiring along with earth wire with the sizes 2x2.5 sq. mm & 1x2.5 sq. mm earth wire casing capping FR is PVC insulated copper conductor, single core cable in surface/ recessed as require all as specified and directed

M&L XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 6 sq. mm 3 core laid on wall/trench as per site all as specified and directed. Note- contractor should provided suitable nut , bolts , clamp ,etc for fixing cable on wall any surface on extra cost will pay for fixing

Supply and lay in trenches common burnt clay bricks sub-class ‘B’ designation 75 for cable protection complete all as specified and directed

M&L HDPE Pipe 6kg/Sqcm of dia 32mm for protection of UG cable fixed on wall with saddle clip,srew etc, all as specified and directed.

M&L for road cutting, including excavation, returning filling in, spreading, levelling, well ramming in layers, soiling with broken boulders/ stones, WBM 7.5 cm thick coarse aggregate received from dismantling the existing road, premix, carpeting 25 mm thick using ready mix material, rolled and compacted for road patch repair work, complete all as directed.

M&L for providing and fixing alarm gong bell of 9-inch diameter, fabricated from high-grade cast aluminium, weather-resistant and corrosion-proof, suitable for operation on 230V, 50Hz ,2 to 50 Watt AC supply, including necessary insulated wiring connections, termination with approved quality connectors, fixing on wall/structure using suitable anchor fasteners, testing on load after installation, and making good the disturbed surfaces complete all as specified and directed by the Engineer-in-Charge.

Supply and fixing sheet metal enclosure , Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB of Capacity 10 Amp complete all as specified and directed.

M&L for Triple pole and earth enclosure with a three pin and earth plug with socket complete with one triple pole MCB TPN (20Amps) complete all as specified and directed

M&L for FRP/ Plastic box cover for 2 pole MCB and fix on wall provided nuts bolts and suitable accessories for fixing all as specified and directed. Make: SYNTEX or any CAM (command approve make)ss

M&L for FRP / Plastic box suitable cover for TPN and fix on wall provided nuts bolts and suitable accessories for fixing all as specified and directed.

M&L for Lamp holder, PVC/Polycarbonate type with back plate suitable for batten fittings all as specified and directed

M&L For Zero watt bulb including fixing on wall providing suitable accessories for fixing complete all as specified and directed

Provision of commercial power supply at 340 TRU Kavaratti Island ,Lakshadweep (Special work) Note: The work enumerated here in before shall be executed at 340 TRU Kavaratti .The contractor required to visit the site and fully be aware of the requirement of material and labour etc including its transportation to the units were the works is to be carried out and labour arrangement including their police verification.

Supply and laying in trenches or passing through pipes/ poles, wall/roof etc LT XLPE cable heavy duty 1100 Volts grade of size 4 core 25 sq mm with multistranded aluminium conductor, armoured of the following sizes with provn of cable lugs and glands as required complete all as specified and directed

Excavation in trenches not exc 1.5m wide and not exc 1.5m in depth for laying UG cable not exc 1.5m in depth and getting out in soft soil (silt sandy soil) complete all as specified and directed

Removing excavated material soft soil (silt sandy soil) not exc 50m and depositing where as directed at a level not exc 1.5m above the starting point complete all as specified and directed

Returning, filling of excavated soil/ soft soil (silt sandy soil) upto a depth of 30cm after riddling the excavated soil for cushioning of cable and refilling of trench with normal excavated soil

Supply and lay in trenches burnt bricks sub-class ‘B’ of size 150 x115x75 for cable protection complete all as specified and directed

M/L for PCC 1:3:6 Type C1 with 20 mm graded aggregate for coping , over road cutting surface complete including necessary foam work complete all as specified and directed

Supply, Install, testing & commissioning factory made Out door type dust and vermin proof Feeder pillar LT panel board cubical double door hinged type compartmentalized of suitable size 415 volts, AC 50 Hz fabricated of CRCA sheet 3 mm thick machine pressed and angle iron frame 50mm x 50mmx 6mm grouted in PCC 1:2:4 type B1 (20mm grade stone aggregated) powder coated inside and outside complete including 4 poles aluminium bus bar of suitable size mounted on porcelain insulators and enclosed in chamber made out of 2mm thick CRCA sheet machine pressed and connection from incoming and outgoing electric cable with suitable size thimbles / lugs cable gland with open able shutters on both side and comprising of the following (Existing panel board shall be removed :-

(i) in coming 125 A, 35 KA on load change over switch, microprocessor based release with three phase 4 Wire Energy meter with CT 150/5 A(Set) prewired - 01 Nos (ii) Out going MCCB 63 Amp, 16 KA 4 Pole 415 Volt microprocessor-based released, - 02 Nos (iii) 4P ,RCCB 63 Amp/100 mA (8Nos),chrono timer ,MNX 18 (iv)Copper bus bar of size 50mm x 10mm for 3 Ph & Neutral for switch gear inter connection of sufficient length. (v) Muti functional meter with CT- 03 No at incoming (vi) R,Y&B Phase indicator neon lamps for 3 Ph -01 Set (vii) MCB TPN 230V 32A -02 No (viii) Digital Volt meter and ammeter in each MCCB out going feeders Note: Cost for foundation as per manufacturers dimensions is included in rate quoted

M & L for Earthing complete with GI earth plate 60x60cm.x6mm thick buried directly in ground vertically to a depth not less than 2.25m below ground level with top edge of the earth plate to a depth not less than 1.5m below ground level, connected to and including GI wire 4mm dia with GI protection pipe 15mm dia light grade connected upto DBs by means of bolts, nuts, check nuts and washers made of copper, galvanized iron pipe medium grade 20mm bore for watering and including funnel, wire mesh, RCC 1:2:4 cover slab 50mm thick with re-inforcement of 8 mm TMT bars @ 100mm c/c both directions and PCC chamber with PCC 1:3:6 type C2 including excavation and earth work, disposal of surplus soil to a distance not exceeding 50m, charcoal, lugs, common salt complete all as specified and as shown on plate No.3 of SSR Part-I

S & F Vertical TPN 4 way of any size and capacity double door with suitable busbar of rating 100 Amps including space for fixing of MCCB 63 Amp disconnecting from mains and making good the disturbed surfaces all as directed.

Supply and fix TPN 440 volts AC 50 HZ 32 Amps 25KA, From mains and making good the disturbed surfaces all as directed.

M&L for sub main wiring with 4 Runs 6 Sq mm for phase and neutral and 2 runs of 6 Sqmm earth continuity conductor 1100 v grade PVC insulated unsheathed FRLSH grade copper conductor cable single core multistranded ISI marked drawn through PVC rigid conduit and accessories and concealed in walls / ceiling all as specified.

M&L for sub main wiring with 2 Runs 6 Sq mm for phase and neutral and 1 runs of 6 Sqmm earth continuity conductor 1100 v grade PVC insulated unsheathed FRLSH grade copper conductor cable single core multistranded ISI marked drawn through PVC rigid conduit and accessories and concealed in walls / ceiling all as specified.

Supply and fix MCCB 4 Pole 440 volts AC 50 HZ 63 Amps 25KA, adjustable thermal magnetic release

Supply and fix only the MCB 230V,50Hz, 'C' curve AC with rapturing capacity 10kA, SP of capacity 5-32 Amp complete all as specified and directed. Make : Havells/Crompton/Wipro.

Supply and fix only the MCB 230V,50Hz, 'C' curve AC with rapturing capacity 10kA SPN of capacity 40 Amp complete all as specified and directed. Make : Havells/Crompton/Wipro.

Powertech Engineers (BID ID -3476992)

R.K. Builders (BID ID -3476886)

M/s.Rejoy Constructions (BID ID -3481911)