REPAIR REPLACEMENT OF CI, GI PIPE LINE, PUMP SETS AND LT CABLES, FEEDER PILLAR BOXES, MCCBs, DBs AND CERTAIN CONNECTED WOKRS AT AF STN KURSEONG UNDER GE AF BAGDOGRA

Amount

Excavation in trenches in soft / loose soil n.exc 1.5 mtr wide n.exc 1.5 mtr deep getting out soil complete all as specified and directed.

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

Removing excvated material (Soil) n.exc 50 mtr and depositing where directed at a level n.exc 1.5 mtr above the starting point all as specified and directed.

Boring of road for laying of pipe not exceeding 90 cm below ground level all complete as specified and as directed.

M & L for cement concrete type C2 1:3:6 (40 mm graded stone aggregate) for making good to disturbed surface of road etc. all as specified and as directed.

Taking up or down steel water tubing including fitting connections and cleaning tubing, fitting/ cutting threading of serviceable tubing for relaying and removal of unserviceable tubing all as directed by Engr-In- Charge of 100 mm bore dia sizes all as directed by Engr – In- Charge.

All as per ser No.6.00 above but 80 mm bore

All as per ser No.6.00 above but 50 mm bore

All as per ser No.6.00 above but 40 mm bore

All as per ser No.6.00 above but 25 mm bore

All as per ser No.6.00 above but 20 mm bore

All as per ser No.6.00 above but 15 mm bore

Rifixing only old serviceable GI pipe incl fittings and connection inner or old position (Pipe obtained form item No 6 to 12 above ) of 100 mm bore dia

All as per ser item No.13.00 above but 80 mm bore

All as per ser item No.13.00 above but 50 mm bore

All as per ser item No.13.00 above but 40 mm bore

All as per ser item No.13.00 above but 25 mm bore

All as per ser item No.13.00 above but 20 mm bore

All as per ser item No.13.00 above but 15 mm bore

Supply and laying the GI water tubing medium grade with all fittings in trenches and all as directed of 100 mm bore

All as per ser item No. 20.00 above but 80 mm bore

All as per ser item No. 20.00 above but 50mm bore

All as per ser item No. 20.00 above but 40mm bore

All as per ser item No. 20.00 above but 25 mm bore

All as per ser item No. 20.00 above but 20 mm bore

All as per ser item No. 20.00 above but 15mm bore

S & F Gun metal gate valve with iron wheel head, screwed both ends for iron / PPR pipe of 50 mm dia.

All as per ser item No. 27.00 above but 40 mm dia

All as per ser item No. 27.00 above but 25 mm dia

All as per ser item No. 27.00 above but 20 mm dia

All as per ser item No. 27.00 above but 15 mm dia

M & L for Construction of valve pit of size 1.20 x 1.20 x 1.20 cm (Internal dimension) incl necessary earth work and MS sheet 2 mm thick cover with angle iron frame 25 x 25 x 6mm including demolition of existing valve pit and iron cover all as specified as directed.

All as per item No.32.00 above,but 90 x 90 x 90 cm (internal dimension) complete.

Taking down old unserviceable sluicevalve form existing position and supply and fixing cast iron sluice valve conformig to IS - 14846 clockwise dosing with flanged ends and iron wheel including necessary joints by means of bolts, nuts washers and rubber gaskets complete all as specified for the 100 mm bore pipe.

All as per ser item No.34.00 above but 80 mm bore pipe.

S & F air release valve double action chamber of size 100 mm dia all complete all as specified and directed.

S & F air Non Return Valve double action chamber of size 100 mm dia all complete all as specified and directed.

Disconnection of electric connection of centrifugal pump of Capacity 50 HP and Dismantling the the assembly of motor , alternator, bowl assembly , cleaning , descaling internally, overhauling , rewinding the defective motor 3 phase 415 Volts 50 Hz AC supply with super enamelled copper wir of suitable guage including varnishing , heating, reassembly refixing connection, replacement of worn out parts such as impeller neck ring , gun metal , bush, shaft key etc and reinstalling the centrifugal pump with proper alignment with DOL starter after completion of work and testing at the site all as specified and directed by Engineer-in-charge.

Demolition of Brick work or stone/ bouldar machinery built in lime mortars including lime quions arches, pillar etc but excluding ashlar facing dresed stone work and pre cast concrete articles all as specified and Directed.

M&L for brick work with fly ash brick straight or curved on plan exc 6m mean radius built in modular bricks in cement mortar (1:6) all as specified as directed.

M&L for rendering 15 mm thick on fair faces of brick on concrete surfaces (1:6) with for each 5mm thickness over or under 10mm all as specified as directed.

M& L for cement concrete in foundation , filling and mass concrete type D2 (1:4:8) 40mm graded stone aggregate all as specified as directed.

Material and labour for clean dry sand in trenches/ducts for cushoning to cable complete all as specified.(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 by the Engineer - in - Charge.

Refixing and laying old serviceable Bricks; common burnt clay building bricks, sub-class ‘B’ designation 75 complete all as specified and as directed by the Engineer - in - Charge.

Disconnecting & taking out cable LT 1100V grade any size complete all as specified.

M&L for 75 mm bore HDPE pipe PN 10 for cable protection with all fixing accessories such as 40 x 3mm Clamps of suitable length, Nut bolts and washers and fixed complete to walls and ceilings or laid in floors complete all as specified and directed by Engr -in -Charge.

Supply, fixing and laying in trenches or 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 all as specified and directed.

All as per Ser item No 48.00 above but 4 Core 16 Sqmm

All as per Ser item No 48.00 above but 4 Core 25 Sqmm

All as per Ser item No 48.00 above but 3.5 Core 35 Sqmm

All as per Ser item No 48.00 above but 3.5 Core 50 Sqmm

All as per Ser item No 48.00 above but 3.5 Core 70 Sqmm

All as per Ser item No 48.00 above but 3.5 Core 95 Sqmm

M&L for 80mm bore GI pipe light grade for cable protection ISI marked with all fittings and fixed complete to walls and ceilings or laid in floors including dismantling of pipe complete all as specified and directed by Engr -in -Charge.

Dismantling of old steel pole / struts any type and size including demolition of concrete, foundation, necessary excavation and earth work and transportation etc.

Supply and errect in true vertical steel tubular swaged pole complete with MS Box plate 6 mm thick of size 300 x 300 mm finial taper plug, cap, bolt, nuts washers & screws as specified type 410-SP-31 (9 mtr long) Made out of ERW MS tubing confirming to IS-2713 Part II including drilling holes of required size for fixing cross arms etc painting with two coat of aluminium paint over a coat of red oxide primer.

Demolition of PCC of any description above/below ground level exceeding 15cm complete all as specified and directed by Engr-in-Charge.

M&L for PCC 1:2:4 type C1 using 20mm graded stone aggregate for coping including necessary form work and fair finishing of exposed surface of concrete all as specified and directed.

Taking Down danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with screws on LT panel boards of size 20x15 cm complete all as specified.

Supply and fix danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with screws on LT panel boards of size 20x15 cm complete all as specified.

M&L for repairs to LT panel boards of following sizes complete with replacement of rusted MS 3.15 mm sheet,angle frame 50x50x6 wherever necessary , Replacment of welding works to doors, replacement of unserviceable hinges and all drop bolt complete and painting with one coat of synthetic enamel paint of approved color internally and externally all as specified and as directed by Engineer-in-Charge of size 1.5m x 1.00 m x 0.75m

All as per ser item No. 62.00 above but of size 1.00m x 0.75m x .50 mtr

All as per ser item No. 62.00 above but of size 0.75 x .50 m x .25m

Material and labour for preparation of surfaces for LT pole painting by scrapping damaged paint and painting with two coats of silver aluminium paint and writing pole No with black paint on yellow circuit all as directed by Engineer-in-Charge.

Taking Down/ Dismantling Unserviceable MCCBs of any type and any capacity from lugs, aluminium conductor cable of proper size all as Specified and directed by Engineer-in-Charge.

Supply and fix MCCB 4P 160 amps capacity, rup capacity 36 KA at 415 volt 50 Hz AC supply including necessary modification in panel board if required to fix the MCCB complete with replacement of incoming and out going cable connection with lugs, aluminium conductor cable of proper size, nuts bolts all as directed.replacement of brunt lugs and wire/cable pieces etc as required at site.

All as per Item No 67.00 above but 200 amps capacity, 36 KA complete all as specified and as directed by Engineer -in-Charge

All as per Item No 67.00 above but 250amps capacity rup capacity 36 KA complete all as specified and as directed by Engineer -in-Charge

All as per Item No 67.00 above but 400 amps capacity rup cap 36 KA at 415 volt complete all as specified and as directed by Engineer -in-Charge

Taking Down/ Dismantling Unserviceable Digital Ammeter and Voltmeter of any type and Capacity all as Specified and directed by Engineer-in-Charge.

Supply and fix Digital Voltmeter 0-500 volt, 4 modules, complete with necessary fixing all as specified and as directed by Engineer-in-Charge. Make - Hager CP No SM500 or Legrand

Supply and fix Digital ammeter 0-250 amps, 4 modules, with CT operated complete with necessary fixing all as specified and as directed by Engineer-in-Charge. Make - Hager CP No SM030.

Taking Down/ Dismantling Unserviceable Thimble Stud for LT Cable Connection of any Size and Type all as Specified and directed by Engineer-in-Charge.

Supply and fixing thimble stud type suitable for 10 Sqmm for LT cable completre all as specified.

All as per srl item No.75.00 above but of size 16 Sqmm.

All as per srl item No.75.00 above but of size 25 Sqmm.

All as per srl item No.75.00 above but of size 35 Sqmm.

All as per srl item No.75.00 above but of size 70 Sqmm.

All as per srl item No.75.00 above but of size 95 Sqmm.

Taking Down/ Dismantling Indicator lamp of any Size and Type all as Specified and directed by Engineer-in-Charge.

Supply and fix indicator lamp (Red, Yellow, Blue) complete with necessary fixing all as specified and as directed by Engineer-in-Charge. Make - L&T or equivalent make of Legrand/ Hager as approved by GE

M & L for pole Earthing complete with galvanized steel earth plate electrode 60 cm X 60 cm X 6.3 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the GI wire 4.0 mm dia, by means nut bolt, nuts, check nuts and washer of the GI Earth wire protected by provision of GI light grade pipe 15 mm, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, taste point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2009 and connection to earth test point all as specified incl testing on completion”.

Supply& FIX in repair two run of PVC Insulated PVC sheathed cable electric control cable (Heavy duity) with stranded copper conductor of size 2.5 Sqmm and one run of 1.5 Sqmm cable drawn into steel pole for connection or security/street light fitting from junction box all as directed and specified

Taking Down/ Dismantling Earthing Complete with Galvanized steel earth plate Electrode/copper plate electrode/chemical earthing of any Size with its accessories such as nuts,bolt, check nuts etc all as Specified and directed by Engineer-in-Charge.

M & L for Earthing complete with coper plate electrode 60 cm X 60 cm X 3.15 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the coper strip 25x3 mm, by means nut bolt, nuts, check nuts and washer of the GI Earth wire protected by provision of GI light grade pipe 40 mm incl provision of concrete pit in PCC (1:2:4) type B-1 using 20 mm graded stone aggregated with 40 mm thick cover with RCC (1:2:4) reinforced with XPM (weight not less than 4 Kg / Sqm) and frame of angle iron 25mm X 25 mm X 3mm with lugs 2 Nos and with 6 mm dia MS bar handle made to shape, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, taste point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2009 and connection to earth test point all as specified incl testing on completion”.

Material and Labour for replacement of jump connection by using ACSR conductor weasel, alkathine pipe, aluminium lugs, nuts, bolts etc. all as directed by Engineer-in-charge.

M&L in repair for safe earthing electrode (SEE) designed with pipe technology with hot deep Zinc coated & Alloy coated (80 – 100) microns MS pipe size of outer pipe 76.3 mm dia and inner pipe 41.9 mm, 3 mtr long inside filled with crystalline conductive mixture (CCM) having non corrosive and conductive properties complete with two bag of Black filled compound (Electrodite) mixed with soil all around the earth pipe for smooth charge dissipation complete with bricks wall earth pit of size 450 x 450 mm with RCC pit cover. Make : ASHLOK Model No : ASEEL – 39-ZC or equivalent make of INDILELEK / MAKMET as approved by GE.

S&F in repair LED Lights of 100 W light in aluminium PDC housing, 230V PF>0.95, toughtened glass cover with IP 66 protection with 5 KV inbuilt surge protection device all as specified. Make : Crompton Cat Part No LSTN-100-CDL-A or equivalent make of Havells / HPL / BAJAJ as approved by GE.

M&L for brackets made out of 40mm bore GI pipe, medium grede, 1.5M long, bend to shape and including suitable MS clamps made out of 40 x 6mm flat iron, necessary bolts, nuts, washers etc complete and painting the bracket and clamps with 2 coats of synthetic enamel paint over a coat of red oxide Zinc chromate primer all as specified and directed.

Supply& FIX in repair PVC Insulated PVC sheathed cable electric cable (Heavy duty) with stranded copper conductor of size 10 Sqmm

Supply& FIX in repair PVC Insulated PVC sheathed cable electric cable (Heavy duty) with stranded copper conductor of size 16 Sqmm

Supply& FIX in repair PVC Insulated PVC sheathed cable electric cable (Heavy duty) with stranded copper conductor of size 25 Sqmm

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.

M/S B K ENTERPRISE

M/S SWAPAN KUNDU

R.N.Construction Co.

M/S IDEAL CONSTRUCTIONS

M/S MOHAN GHOSH

M/s Prakash Traders

MESSERS D S ENTERPRISE