GE (N) P/TOKEN- 16 OF 2020-2021PROVISION OF CERTAIN MW, RW AND SPECIAL REPAIR WORKS IN THE AREA OF AGE E/M UNDER GE (NORTH) PUNE

Amount

Excavation in trenches not exc.1.50m wide and not exc.1.50m in depth for foundation, cable, etc. or for shafts, wells, cesspits, manholes, pier holes, pole/ stays etc. n. exc 10 sq m on plan and getting out in soft/ loose soil complete all as specified and as directed.

Excavation in trenches not exc.1.50m wide and exc.1.50m and n. exc. 3.00m in depth for foundation, cable etc. or for shafts, wells, cesspits, manholes, pier holes, pole/ stays etc. n. exc 10 sq m on plan and getting out in soft/ loose soil complete all as specified and as directed.

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

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

Material and labour for PCC (1:4:8) type D-2 (using 40 mm graded broken stone aggregate) as in foundations, filling and mass concrete for poles, stays etc. including use and waste of form work rough finished complete all as specified and as directed.

Material and labour for PCC (1:3:6) type C-1 (using 20 mm graded broken stone aggregate) as in coping of poles, stays etc. including use and waste of form work, surface finished even and smooth without using extra cement complete all as specified and as directed.

Supply and laying 50mm outer dia, double walled corrugated (DWC) HDPE duct pipe conforming to IS- 14930 Pt-II with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed.

M & L for galvanised steel pipe 80 mm bore light grade laid in trenches etc. complete as in protection of UG cable including taking out/ down existing pipe complete all as specified and directed.

Refixing only for Cross-arms, Bracings, Supports, Clamps and Back Plates (serviceable materials i.e. Structural Steel Sections obtained from Item No. 14 & 5 here-in-after) including Nuts, Bolts, Washer, welding, bending cold or hot, drilling holes for Bolts, in any shape or size as indicated/ directed and inclusive of one coat of Aluminium Primer one Under Coat and One Finishing Coat of Aluminium Paint, complete all as specified and as directed.

M & L for Cross arms, bracings, supports, clamps and back plate fabricated from structural steel sections including nuts, bolts, washers, welding, bending hot or cold, drilling holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat one under coat and one finishing coat of aluminium silver paint complete all as specified.

M & L in repair Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25cmx 20cm size complete all as specified and as directed.

Supply and fix Lightning arrestor expulsion type conforming to IS 3070 (part-3) 1993 complete, line discharge class-3, nominal discharge current capacity 65 KA (peak) , 12 KV rated system, voltage peak value high current impluse of 4/10 micro Sec. wave shape 100 KA (peak) assembly suitable for 11 KV, long duration descharge class-II with insulation level 28/75 KV and mounted on hot dip galvanized steel structure including all clamps, nuts, bolts and washers and connecting to earth with 4 mm dia GI wire including removal of existing unsv. one complete all as specified and directed.

Taking down the existing servicable incoming and out going HT UG cable of any type/ description with all connections to GOD etc near 2/4 pole structure and relocate and reconnections with necessary excavation of soils and replacement of cable lugs, bolts and nuts etc complete all as specifified and directed.

Dismantling existing unserviceable two Pole Structure of any description and any size including taking down the GOD, Cross-Arms, Insulators, LA etc keeping in safe custody for reuse or credit to work and demolition of Cement Concrete (as/if required) and made good disturbed ground complete all as specified and as directed.

Dismantling existing unserviceable four Pole Structure of any description and any size including taking down the GOD, Cross-Arms, Insulators, LA etc keeping in safe custody for reuse or credit to work and demolition of Cement Concrete (as/if required) and made good disturbed ground complete all as specified and as directed. Note for Item No 14 & 15 : Unsv Poles will be dismantled at Ground Level and disturbed ground will be made good as directed for which Earthwork, demolition of Cement Concrete, etc. will be deemed to be included in the rate quoted.

Supplying, install and erect in true vertical position steel tubular swaged welded pole for provision of 4 poles structure complete with MS base plate 6mm thick and of size 300 x 300 mm, finial taper, pole cap/ plug, bolts, nuts, washers & screws etc. pole made out of ERW M.S. tubing conforming to IS-2713 part-II type 410 SP-55 (11 metre long) including of holes of reqd Nos and size for fixing of cross arms, painting with one coat of red oxide primer and two coats of aluminium paint for exposed surfaces and two coats of black bituminous paint for portion embedded in concrete, painting with synthetic enamel paint (First grade/quality) black & red colour at lower portion of exposed pole starting from plinth block band of 1200 mm height (4 Nos each Strip of 150 mm width), painting pole No by the black paint by stenciled letters/figures of 8 cm height complete all as specified and directed by Engr-in-charge. Note:- Earthwork, Cement Concrete, cross arms etc. will be measured and paid under approprite Items.

Supplying, install and erect in true vertical position steel tubular swaged welded pole for provision of 2 poles structure complete with MS base plate 6mm thick and of size 300 x 300 mm, finial taper, pole cap/ plug, bolts, nuts, washers & screws etc. pole made out of ERW M.S. tubing conforming to IS-2713 part-II type 410 SP-55 (11 metre long) including of holes of reqd Nos and size for fixing of cross arms, painting with one coat of red oxide primer and two coats of aluminium paint for exposed surfaces and two coats of black bituminous paint for portion embedded in concrete, painting with synthetic enamel paint (First Grade/quality) black & red colour at lower portion of exposed pole starting from plinth block band of 1200 mm height (4 Nos each Strip of 150 mm width), painting pole No by the black paint by stenciled letters/figures of 8 cm height complete all as specified and directed by Engr-in-charge. Note:- Earthwork, Cement Concrete, cross arms etc. will be measured and paid under approprite Items.

Supply and fix for switch air break gang operated HT 11 KV Volt grade out door type, triple pole of capacity 200 amps rating mounted on Polymer based 15 insulators with expulsion fuse set single pole drop out type including Expulsion fuse carriers and fuse element Upto 25 Amp and fitted on steel frame horizontally mechanically operated mechanism from ground level consisting of operating rod of 25 mm bore Heavy grade GI pipe of suitable length worked from ground level and with locking arrangements including pad locks with key flat iron clamp 50 mm x 6 mm complete all as specified and directed. Note :- MS channel of suitable size and length for fixing GOD including bolts, nuts, and washers shall be paid & measured seperalely under approprite Items..

Supplying, installing, fixing, connecting and testing of polymer based Drop-out fuse set (set of 3 nos), mounted on insulators with steel frame 200 Amps capacity, siutable for 11KV, HT system, out door type, including Expulsion fuse carriers and fuse element Upto 25 Amp, including taking down old unserviceable one complete all as specified and directed.

M & L for cable end jointing kit 11 KV (Earthed ) grade cable for outdoor termination cold shrinkable type joint complete with jointing material and accessories suitable for HT XLPE armoured aluminium conductor cable of size 3 core x 95 Sqmm including taking out existing complete all as specified and directed.

S & F for Insulator Pin/ post type polymer based including one galvanised MS spindle, one galvanised nut & two galvanised washers for 11000 volt grade and fixing to the structure and binding with conductor 150mm height, 150mm dia, complete all as specified and directed.

S & F for Alkathine PVC pipe for bus/ jumper connection as insulating material at 4 pole/ 2 pole structure complete all as specified and directed.

S & F for HT Aluminium ferrules/ lugs of suitable size with chromium plated nut bolts for connection of GOD/DO/ cable end jumpers complete all as specified and directed

S & F for Aluminium tubing heavy duty of size 32 mm outer dia., 20mm inner dia., 06 mm thick with necessary clamps, bolts nuts and washers of suitable size, mounted on polymer based 11 KV insulators connection with jumpers including removal of unserviceable one complete all as specified and directed

S & F for Aluminium strip of size 32 mm x 10 mm thick with necessary clamps, bolts nuts and washers of suitable size, mounted on polymer based 11 KV insulators connection with jumpers including removal of unserviceable one complete all as specified and directed

Taking out/ down existing damaged/ unserviceable LT underground cable aluminium conductor/ from trenches, pipe, ducts, poles, above ground etc. including brick protection etc., of size 10 Sqmm 2 core, complete all as specified and as directed. (Excavation & Earth work shall be measured and paid for separately)

All as per serial item No. 26.00 here-in-before but for 50 Sqmm 3.5 core cable.

Supply, laying and testing for LT XLPE UG cable insulated screened PVC bedded galvanised steel strip or wire armoured, heavy duty electric power cables with stranded aluminium conductor with cable glands, lugs etc laid in trenches, fixed on wall/ pole including brass cable glands, clamps etc. and taking out of existing unserviceable cable and making good damaged surfaces as required of size 10Sqmm 4 core cable complete all as specified and as directed. Note for item 28 to 30: Excavation and earth work shall be measured and paid separately.

All as per serial item No. 28.00 here-in-before but for 35 Sqmm 3.5 core cable.

All as per serial item No. 28.00 here-in-before but for 50 Sqmm 3.5 core cable.

Taking down carefully unserviceable point wiring of any description/ type/ size of light/ fan / tube/ power / two way/ bell etc. on TW batten/ conduit including removal of batten/ conduit/ gutties/ wooden boards/ switch/ sockets/ regulators/ holders/ ceiling roses/ call bells/ light fittings etc and making good the disturbed surfaces of wall/ ceiling so as to match with the existing finishes complete all as directed.

Taking down the existing unserviceable main switch/ cut out/ DBs of any type/ capacity/ description as existing at site including MCBs/ MCCBs any type/ capacity and making good the disturbed surfaces of wall/ ceiling to match with the existing finishes complete all as directed.

Taking down the unserviceable submain wiring of any type/ description as existing at site including making good the disturbed surfaces to match with the existing finishes complete all as directed.

Material and labour for point wiring using approved colour coding as per IS, with multistranded FRLS copper conductor 1.5 Sq. mm (nominal area), two single core PVC insulated and unsheathed multistranded cable 1100 volts grade ISI-694 marked through and including heavy duty ISI marked, 20 mm dia rigid PVC concealed conduit of white/ ivory colour including all accessories after chasing in wall/ ceiling etc, with GI terminal sunken boxes 1.2mm thick 60mm deep of suitable size as per site requirement, covered with modular white cover plate with frame suitable for housing modular switches, sockets, regulators etc. including PVC insulated multistranded FRLS copper conductor 1.5 Sqmm (nominal area) single core cable as earth continuity conductor and connecting to the common earth dolly for one light point controlled by one, one way switch 5 Amps complete all as specified and as directed.

All as per serial item No. 34 here-in-before but point wiring for one ceiling/ exhaust fan point controlled by one, one way switch 5 Amps and regulator.

All as per serial item No. 34 here-in-before but point wiring for one 3 pin 5 Amps socket outlet controlled by one switch on same board.

All as per serial item No. 34 here-in-before but point wiring for one 3 pin 5 Amps socket outlet controlled by one switch on independent board.

All as per serial item No. 34 here-in-before but point wiring for one bell point controlled by one bell switch 5 Amps.

All as per serial item No. 34 here-in-before but with FRLS copper conductor 2.5 Sqmm (nominal area), single core, PVC insulated and unsheathed multistranded cable 1100 Volt grade ISI-694 marked including PVC insulated multistranded FRLS copper conductor 2.5 Sqmm (nominal area) single core as earth continuity conductor for 3 pin 15 Amps socket outlet on independent board.

Supply and fix for modular switch, one way 6 Amps, 1 module complete all as specified and as directed.

Supply and fix for modular switch, one way, 16 Amprs, 1 module with neon indicator complete all as specified and as directed.

Supply and fix for modular socket outlet multi purpose having provision for 2/3 pin 6 Amps, combined 2 module complete all as specified and as directed.

Supply and fix for modular socket outlet multipurpose, 2/3 pin, 6/16 Amps, combined 2 module complete all as specified and as directed.

Supply and fix for ceiling rose, 2/3 terminals, PVC/ polycarbonate type, isolated body suitable ISI marked complete all as specified and as directed.

Supply and fix for modular step type fan regulator 120 watt 2 module suitable for 230 volt 50 Hz AC supply complete all as specified and as directed.

Suply and fix for bell electric ding dong type suitable for operation on 230 volt 50 HZ A C supply complete all as specified and as directed

Supply and fix for modular type bell push one way 6 Amps 230 volts 50 Hz AC supply 1 module complete all as specified and as directed.

Supply and fix for lamp holder, PVC body/ polycarbonate type with back plate suitable batten/ slanting fittings complete all as specified and as directed.

Supply and fix for sheet metal enclosures single pole and neutral with a two pin and earth plug and socket complete with one MCB SP 20 Amp complete all as specified and as directed.

Taking down the existing unserviceable post top, bollard, aviation, security, street light fittings, any type/ capacity and making good the disturbed surfaces to match with the existing finishes complete all as directed.

S & F for Integral decorative LED bollard with opal acrylic diffuser rectangular shaped victorian design with IP 65 protection suitable for 9 watts LED bulb with adequate size nuts and bolts , elecrical connections complete as all specified and as directed. Make: Bajaj Cat part No BGBOS 600 9W LED, or its equavalent in Philips, Wipro.

Supply and fix for wall mounted LED 18 watts with with lumens out put not less than 1800 lumens, box type (decorative) light fitting, 230 volts with extruded aluminium heat sink provided for efficient heat dissipation and integrated electronic driver connector block etc complete with all accessories internally pre wired all as per Cat No. BLRB-DB118 & BLRB 18W CWC of make Bajaj or equvalent of make Philips/ Wipro/ Havells/ Syska/ Jaguar as approved and necessary mounting arrangements, provision of new 3 core multistranded copper conductor of size 23/0.193 from ceiling rose to fitting including LED tube 4' x 18 watts complete all as specified and as directed.

Supply and fix for LED down light recess mounted luminaire, round type 15 watts with efficiency of 100 lumens per watt, sleek design aluminium housing polycarbonate diffuser white finish operating voltage 150 to 270 volts Ac, 50 Hz as per Cat No.BZSLO 15W NW of make Bajaj or equvalent of make Philips/ Wipro/ Havells/ Crompton complete all as specified and as directed.

S & F for LED Spotlight, round type 12 watts with efficiency of 100 lumens per watt, sleek design aluminium housing polycarbonate diffuser white finish operating voltage 150 V-270 V AC, 50 Hz all as per Cat Part No ALPHA 12W NW of Make- Bajaj or its equavalent in Philips, Wipro, Havells.

Supply and fix for LED 10 watts batten aluminium extruded with decorative end caps complete all as specified and as directed. Make Bajaj Cat No. BCLSB 10 NW or equvalent ofPhilips/ Wipro/ Havells/ Crompton as approved

S & F for recess mounted 2' x 2' luminaire to enhance the delight of occupants with comfortable experience through its classic design & glare free sift illumination square LED panel 36 watts, white powder coated CRCA housing with full window acrylic diffuser giving a complete full glow look, operating voltage 140 volts - 270 volts, AC, 50 Hz complete all as specified and as directed. Make- Bajaj Cat part No - BARSQL 36W NW or its equivalent in Wipro/ Jaquar/ Philips/ Crompton

Supply and fix for energy saving new generation environmental friendly long life versatile presure die cast housing and heat sink in aluminium extrusion IP 66 flood light fitting luminaire 100watts with secondary optics, high power LEDs as light source and electronic driver of capacity 100 watts with lumens out put not less than 10000 lumens,with pre wired suitable for sports lights and necessary mounting arrangements, provision of new 3 core multistranded copper conductor of size 23/0.193 from ceiling rose to fitting complete all as specified and as directed. Make Bajaj Cat No.BARFEG 100W LED or equivalent of make Philips, Wipro, Havells, Syska, Jaguar as approved

Material and labour for earthing complete with galvanized steel earth plate electrode 600 mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less then 2.25 meter deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level connected to galvanized earth lead strip 25mm x 4mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel and connected to main control board as directed and including provision of concrete pit in PCC (1:3:6) type C1, pre-cast RCC (1:2:4) type B1 cover slab 54 cm x 54 cm x 5 cm with one handle for lifting made out of 8mm dia MS bar, funnel, wire mesh, 20 mm bore galvanized steel tubing (medium grade) for watering, filling charcoal or coke and salt in alternate layers, 40mm bore galvanized steel tubing light grade for protection of earth lead connection, necessary excavation and earth work in any type of soil and including necessary testing complete all as shown on electrical plate No.3 of SSR Part-I . (Note: GI earth wire and protection pipe upto 7.5metres shall be deemed to be included in quoted rate)

Material and labour for earthing complete with galvanized steel earth plate electrode 600 mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less then 2.25 meter deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level connected to galvanized earth lead strip 32 x 6mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel and connected to main control board as directed and including provision of concrete pit in PCC (1:3:6) type C1, pre-cast RCC (1:2:4) type B1 cover slab 54 cm x 54 cm x 5 cm with one handle for lifting made out of 8mm dia MS bar, funnel, wire mesh, 20 mm bore galvanized steel tubing (medium grade) for watering, filling charcoal or coke and salt in alternate layers, 40mm bore galvanized steel tubing light grade for protection of earth lead connection, necessary excavation and earth work in any type of soil and including necessary testing complete all as shown on electrical plate No.3 of SSR Part-I and taking down old existing unsesrviceable earthing. (Note: GI earth wire and protection pipe upto 7.5metres shall be deemed to be included in quoted rate)

Material and labour for sub main wiring with approved colour coding as per IS with two runs of single core PVC insulated FRLS cable with multistranded copper conductor of size 4.0 Sq. mm nominal area and drawing through and including suitable size non metallic rigid heavy duty PVC conduit white/ ivory and conduit accessories concealed in wall including one run of PVC insulated 4.0 Sqmm (nominal area) multistranded FRLS copper conductor as earth wire connected from DB to DB/ main board complete all as specified and as directed. (Note- Two runs of 4.0 Sqmm, one run of 4.0 Sqmm conductor and one run of PVC conduit will be measured as one unit)

Material and labour for sub main wiring with approved colour coding as per IS with two runs of single core PVC insulated FRLS cable with multistranded copper conductor of size 4.0 Sq. mm nominal area and drawing through and including non metallic rigid PVC casing caping and accessories including one run of single core PVC insulated 4.0 Sqmm (nominal area) multistranded FRLS copper conductor as earth wire connected from DB to DB/ main board complete all as specified and as directed. (Note- Two runs of 4.0 Sqmm, one run of 4.0 Sqmm conductor and one run of PVC casing caping will be measured as one unit)

Material and labour for sub main wiring with approved colour coding as per IS with four runs of single core PVC insulated FRLS cable with multistranded copper conductor of size 6.0 Sq. mm nominal area and drawing through and including suitable size non metallic rigid heavy duty PVC conduit white/ ivory and conduit accessories ISI marked concealed in wall including two runs of single core PVC insulated 6.0 Sqmm (nominal area) multistranded FRLS copper conductor as earth wire connected from DB to DB/ main board complete all as specified and as directed. (Note- Four runs of 6.0 Sqmm, two runs of 6.0 Sqmm conductor and one run of PVC conduit will be measured as one unit)

S & F Rigid non-metallic PVC conduit of size 25mm inclusive of boxes (junction/ terminal) but inclusive of all tees, bends, elbows, reducers, bell mouth tube ends and fixing accessories such as couplers, lock nuts, saddles, pipe hooks etc. including taking down existing conduit complete all as specified and as directed.

Supply and fix for sheet metal enclosure MCB DB SPN 6 way with 200 Amps rated bus bar 240 volts double door with magnetic locking system including necessary provision for inserting the DBs in wall by cutting the brick/ stone masonary etc and making good of distrubed surface to match with existing colour of wall complete all as specified and as directed.

Supply and fix for sheet metal enclosure MCB DB SPN 8 way with 200 Amps rated bus bar 240 volts double door with magnetic locking system including necessary provision for inserting the DBs in wall by cutting the brick/ stone masonary etc and making good of distrubed surface to match with existing colour of wall complete all as specified and as directed.

Supply and fix for sheet metal enclosure MCB DB SPN 12 way with 200 Amps rated bus bar 240 volts double door with magnetic locking system including necessary provision for inserting the DBs in wall by cutting the brick/ stone masonary etc and making good of distrubed surface to match with existing colour of wall complete all as specified and as directed.

Supply and fix for MCCB, four pole, 415 Volts, adjustable type with thermal magnetic release (DU100D), with breaking capacity 25 KA, Ics = 100% Icu with extended terminal including necessary electrical connections suitable for fixing on DB of capacity 63 to 100 Amps complete all as specified and as directed.

Supply and fix for MCB TPN rated capacity 63 Amps, 415Volts breaking capacity 10 KA 'B' curve complete all as specified and as directed.

Supply and fix for MCB TPN rated capacity 32 Amps, 415Volts breaking capacity 10 KA 'B' curve complete all as specified and as directed.

Supply and fix for MCB SPN rated capacity 5 to 32 Amps, 240 Volts breaking capacity 10 KA 'B'curve complete all as specified and as directed.

Supply and fix in repair for MCB SP rated capacity 5 to 32 Amps, 240 Volts breaking capacity 10 KA 'B' curve complete all as specified and as directed.

Supply and fix GI strip 32 x 6 mm galvanised iron strip buried in ground/ fixed with saddle and screws etc. on wall as earth continuity conductor complete all as specified and as directed.

S&F ceiling fan 1200mm sweep BEE 5 star rated, ISI marked, 240 volt AC, single phase with electronic type regulator, hanging rod, conopy set, clamps, bolts nuts and connecting with three core flexible PVC copper conductor cable of size 1.50 sqmm from ceiling rose to fan complete all as specified and directed.

Supply and fix for wall mounted fan of size 450 mm sweep and connecting up including provision of cable from ceiling rose or connector to fan complete all as specified and as directed. Make- Bajaj, Crompton, Havells, Usha.

Supply and fix for plastic body exhaust fan, AC single phase, 240 Volts of size 200 mm sweep with louvers including necessary connection and replacement of flexible copper cable from ceiling rose complete all as specified and as directed. Make Baja Cat No. Maxma DX 8" or equivalent of Make Crompton Greaves/ Havells

Supply and installation, commissing of wall mounting air cooled split type unit air conditioner electric driven single phase indoor unit and outdoor unit with cordless remote, control unit and with in built airioniser and plasma fiter for better indoor air quality cutting, brasing and connecting the copper pipe of size 1/2 inch and 1/4 inch size of pipe and making holes as for passing of copper pipes and electric cables and pressure testing with nitrogen and freon gas vacumising the system and charging the Non CFC refrigerent and testing the complete system for smooth functioning of split AC up to satisfaction more than 3 star rating, confirming to IS-1391 Para II 1992 herimatically sealed air compressor working with Non CFC refrigerent suitable for wall mounting 4500 K cal/ hrs 1.5 Ton complete all as specified and directed.

Supply and installation, commissing of wall mounting air cooled split type unit air conditioner electric driven single phase indoor unit and outdoor unit with cordless remote, control unit and with in built airioniser and plasma fiter for better indoor air quality cutting, brasing and connecting the copper pipe of size 1/2 inch and 1/4 inch size of pipe and making holes as for passing of copper pipes and electric cables and pressure testing with nitrogen and freon gas vacumising the system and charging the Non CFC refrigerent and testing the complete system for smooth functioning of split AC up to satisfaction more than 3 star rating, confirming to IS-1391 Para II 1992 herimatically sealed air compressor working with Non CFC refrigerent suitable for wall mounting 6000 K cal/ hrs 2.0 Ton with stabilizer suitable for 2 Ton AC complete all as specified and directed.

Supply and fix, installation of 5 KVA voltage stabilizer for automatic operation with copper wound coil, single phase naturally air cooled indoor type wall mounted with electronic time delay relay, designed for input variation between 170 volt to 250 volts with out put voltage at 230 volt with accuracy of + 2.5% suitable for AC complete all as specified and as directed.

Note : 1. Rerformance security:- Refer Condition 22 of Special Conditions. 2. Quoted Contract Sum shall be arrived at after deducting the amount of Credit Schedule (refer Schedule of Credit in pdf form for quantity, rate and amount etc.) for old unserviceable materials retrieved from site.

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