CONSTRUCTION OF PLINTH FOR PARKING OF TLVS IN WSA SITE.V OF 2407 SQN , PARKING SHED FOR ASVS, GROUND EQPT, CRASH EQPT AND FOL FOR DUTY CREW AND PROVN OF DEFICIENT IRON REMOVAL PLANT AND CHLORONOME PLANT AT PUMP HOUSE NO. 17 NEAR HQ BLDG AT AF STN BA

Amount

Construction of plinth for parking of TLVs : Surface Excavation nexc 30 cm deep and avg 15 cm in soft/loose soil complete all as specified as directed.

M&L for Hard core of gauge exceeding 63mm but nexc 100mm of broken stone or boulders deposited, spread and levelled in layers n.exc 15cm thick, watered and well rammed to a true surface all as specified and as directed.

M&L 100 mm thick cement concrete 1:3:6 type C-2 (40mm graded) as in sub base complete all as specified and directed.

M&L for providing and laying Pavement quality concrete work as in plinth/ hard standing of flexural strength 40 kg/per square centimetre in field using 400 kg of cement in per Cum and agrregate as per approved design mix, thickness of concrete 25 cm, including necessary form work as required and bull nosing of edges, compacting curing and maintaining proper gradient and camber and finishing surfaces of concrete pavement complete all as specified and as directed.

M&L for Finishing surface of concrete roads, pavements, by brooming complete all as specified and as directed.

Forming Contraction (Dummy) joints 50mm deep X 10 mm wide, filled with sealing compound Grade 'A' etc complete all as specified and as directed.

Forming 20mm thick Expansion joints filled with pre-formed bituminous filler and top 30mm primed and sealed with sealing compound, Grade ‘A’ of slab thickness 250mm etc complete all as specified and as directed.

Removing excavated material exc. 250m but n.exc 500m and depositing where directed at a level not.exc 1.50m above the starting point complete all as specified .

Parking Shed for ASV's ATC : M&L 100mm thick PCC (1:4:8)type D2 (using 40 mm graded stone aggregate) as in sub base complete all as specified.

M&L 150mm thick PCC (1:2:4)type B1 (using 20 mm graded stone aggregate) as in flooring , path etc laid in pannels complete all as specified.

Excavation in post hole or similar holes each n.exc 0.50Cum, getting out, returning filling in and ramming earth around in layers n.exc 25 cm, watering and removed surplus soil to a distance n.exc 50m and making good surface in soft/loose soil complete all as specified and directed.

M&L for cement concrete (1:4:8) type D-2 (using 40mm graded stone aggregate) in foundation filling , and mass concrete complete all as specified and directed.

M&L for providing cement concrete (1:2:4) type B-1 (using 20mm graded crushed stone aggregate) as in foundation, filling and mass concrete complete all as specified and directed.

S & F MS Steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to IS 1161- 1979 grade St.-240 complete all as directed

M & L for preparation of new steel surfaces of any description not otherwise described over 10 Cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified.

S & F prepainted galvallume aluminium zinc coating GI based semicorugated steel sheets 0.50mm thick and approved coloured having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed with self tapping stainless steel screws all as per manufacturer instruction complete and as directed.

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

M&L for Forming 12mm thick Expansion joints filled upto depth of 100mm with pre-formed bituminous filler and top 30mm primed and sealed with sealing compound, Grade ‘A’ complete all as specified and directed.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for layig cables etc and getting out in soft/loose soil complete all as specified and as directed.

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

Removal of excavated material (soil) to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

M & L for cleaning dry sand in trenches/ducts for cushoning to cable complete all as specified and as directed. (Punned thickness shall be measured).

Supplying and laying bricks, common burnt clay building bricks, sub-class 'B' designation 75 complete all as specified and as directed.

Supply, fixing and laying in trenches and fixing or passing through pipe, 1100 Volts grade heavy duty LT UG cable, 2 core 10 Sqmm, with XLPE insulated stranded aluminium conductor served with an inner sheathing of PVC tape armoured with galvanised steel wire and overall sheathed including cable gland, lugs, jointing material etc. jointing, connecting, testing and commissioning complete all as specified and as directed.

S & F MCB SPN/DP-6-32 Amps, 230 Volts, 50 Hz with 10 KA, 'C' series.

Sypplying and laying GI tubing for cable protection 25mm dia light grade

M & L for point wiring with 1.5 Sqmm (22/0.30mm) PVC insulatetd and unsheathed multistranded copper cable, 1100 volts, ISI marked, FRLS type drawn through and including PVC connected conduit (ISI marked) of adquate size and its accessories with sunk cast iron/pressed steel terminal boxes of size 1.6mm thick, with 3mm thick plastic laminated sheet cover of adequate size for one light or one fan point controlled by one switch incl 1.5 Sqmm (nominal area ) copper conductor cable (multistrand), FRLS type PVC insulated and unsheathed with colour code earth wire connected to common earth dolly at one end and metallic bodies of luminaries/ fan at other end complete all as specified and as directed. Note : Unit rate include for cutting chases for conduits and sinking for boxes asnd making good to wall, floor etc. (a) One light point controlled by one, one way switch.

Supply and fixing switch piano flush button 5 Amp single pole one way 230 volts white finish complete all as specified and as directed

Supply and fixing single rose surface PVC 50mm dia 3 terminals including PVC mounting block white/ivoery finish.

Supply and fixing of switch socket combination multipurpose flush type 2 in 1 type (3 and 5 pin) 5/15 Amps, 230V, AC.

Supply and fix LED tube light FOUR feet basic all purpose surface and wall mounted LED batten with polycarbonate housing & integrated electronic, driver alongwith fixture, 36W.

Supply and Fix distribution board sheet metal enclosure double door shutter type factory made fixed flush with wall or outsded on wall surface suitable for mounting isolators & MCB's 250 volts, 200 Amp rated bus bar with front openable cover suitable for SP & N 4 ways complete all as specified and as directed

Supply and Fixing MCB SP 6-32 Amps, 230 Volts, 50 Hz with 10KA, 'C' series.

Supply and fixing submain wiring with two single core PVC insulated unsheathed, multistranded flexible copper conductor 1100Volts grade, FRLS type, cables 4 Sqmm drawn through in and including rigid PVC heavy duty concealed conduits including 4 Sqmm 1100Volts grade, FRLS type, PVC insulated unsheathed multi stranded flexible copper conductor cable as continuous earth wire and connecting to common earth terminals complete all as specified and directed. Note:- (i) Two runs of cables and one run of continuous earting cable drawn in conduit/ casing and caping will be measured as one lengt of sub main. (ii) PVC conduit / casing caping and its accessories is deem to be included in this item rates. (iii) Unit rate include for cutting chases for conduits and sinking for boxes and making good to wall, floors etc.

Material & Labour in replacement of Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6 mm thickness burried directly in ground (earth pit not less than 2.25mtr deep below normal ground level) with top edge of earth plate not less than 1.5 mtr below normal ground level connected to and incl galvanised earth lead wire of 4.00mm dia by means of nuts & bolts, check nuts and washers of galvanised incl PCC pit of 1:2:4 type B-1, cover reinforced with XPM weight not less than 4 Kg/Sqm and 6mm dia bar handle, earth pit angle iron frame of size 25mm x 25mm, excavation and earth work in any type of soil, charcoal dust, salt, light grade GI watering pipe 20mm dia with funnel and wire -mesh and medium grade GI protection pipe of 15mm bore from top edge of earth plate upto main distribution board complete all to as shown in electrical plate No 3 of MES Sch 2009 (Part I) connected main switch board all as specified and testing on completion.

Provn of deficient iron removal plant : Supply installation commissioning and testing of iron removal filter plant of capacity 8000 GPH of shell diamension 2300 mm dia x 1500 mm height complete, including oxidation chamber (vertical, single deck) suitable for 8000 GPH having shell size 800 mm dia x 1000 mm height suitable for raw water having iron content 10 mg per ltr to bring it to less than 0.3 ppm, including Painting works, PCC foundation, erection and commissioning and misc fittings/valves etc as per requirement.The plant shall comprise of the following assesories. (a) Air compressor of capacity 12 cfm having motor of capacity 3 HP 440 VAC TEFC Motor (b) Pressure gauge & sampling cock 2 Set for raw water and treated water (c) 100 mm slim seal butter fly valve flange less finish in frontal pipe line Make : RMCO/ZEOLITE/ AQUA/ IONEXCHANGE/ PETERSON as approved by GE.

M & L for 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 (flange sockets or socket and spigot) collars, caps and plugs size up to 200 mm bore complete all as specified and as directed.

Supply and fixing cast iron sluice valve conformig to IS - 14846 PN-1.6 clockwise dosing with flanged ends and iron wheel including necessary joints by means of bolts, nuts washers and rubber gaskets for 150 mm bore pipe complete all as specified and as directed. .

Supply and fixing cast iron sluice valve conformig to IS - 14846 PN-1.6 clockwise dosing with flanged ends and iron wheel including necessary joints by means of bolts, nuts washers and rubber gaskets for 100 mm bore pipe complete all as specified and as directed.

M & L for run lead joints in position for cast iron spigot and socket ends for size 150 mm dia complete all as specified and as directed

Supply and fixing MS pipe black , Medium grade of size 100 mm dia including all fittings complete all as specified and as directed .

Supply and fixing Venturimeter of size 100 mm dia suitable for connection with GI/MS pipe including nut and bolt complete all as specified and as directed .

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum. 2. Unless otherwise specified the rates for PCC shall deemed to include the cost of formwork shuttering etc., required for complete and proper execution of the work. Refer Schedule A notes for details.

HALDER ENTERPRISERS

M/S MANAS MITRA

M/S MOHAN GHOSH

M/S SUNNY ENTERPRISE

SUNIL DAS AND CO

M/s Chakraborty Enterprise