WBPWD/EE/ HED / NIeT-39/ 2023-24

Amount

Distn. wiring in 2 X 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed single copper wire(Brand approved by EIC) in 19 mm bore, 3 mm thick polythen pipe(Precession make),with 1 X 22/0.3(1.5sqmm) single core stranded'FR' PVC insulated & unsheathed copper wire for ECC to complete with all accessories embedded in wall to light/fan/call bell points with Modular type switch (Brand approved by EIC) fixed on Modular GI switch board with top cover plate and 2no.suitable size'Ph& N' copper bar & earthing attachment flushed in wall incl. mending good damages to original finish

Average run 8 mtr [1(iii)/ E-20 ]

Distn. wiring in 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) in 19 mm bore, 3 mm thick polythen pipe complete with all accessories embedded in wall to 240 V 6A 5 pin plug point incl. S&F 240 V 6A 3 pin Modular type plug socket & Modular type switch (Brand approved by EIC) incl. S&F earth continuity wire, fixed on 4 Module GI switch board with 3/4 Module top cover plate flushed in wall incl. mending good damages to original finish. 2x22/0.3 (Ph. & N) and 1x22/0.3 as ECC

On Board [ 3 (i) / E- 20 ]

SUB-HEAD 2-- POLYTHENE PIPE & WIRE

Cutting Channel of required size on masonry wall by Electric operated cutting machine incl. supplying & fixing of heavy gauge Polythene pipe of following diameter as per GS.

19 mm dia 3 mm thick [ 6 (a)/ E- 3 ]

25mm dia 3 mm thick [ 7 (a)/ E- 3 ]

Supplying and fixing PVC Rigid Conduit 'FR' [Precision Make] of following sizes on wall, ceiling with saddles and other accessories as required and mending good damages to building works

20 mm size [ 7(a)/ E- 16 ]

25 mm size [ 7(b)/ E- 16 ]

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire(Brand approved by E.I.C) of the following sizes in the 19mm/25mm prelaid polythene pipe/PVC rigid conduit as per GS.

3 x (1.5 sqmm) [1(b) / E- 9 ] For 6A Plug Point

2x(2.5 sqmm) + 1x(1.5 sqmm) [ 1(s) / E-9 ] For Computer Boards (2X6A Plug Point) and 16 A Plug Point

2x(4 sqmm)+1x (2.5 sqmm) [ 1(v) / E- 9 ] For AC Point

2x (6 sqmm) + 1x (4 sqmm) [ 1(y) / E- 9 ] for SPNDBs

S & F solderless Copper socket by crimping of Copper wires.

2.5 sq mm [9(i) / F-5]

4 sq mm [9(ii) / F-5]

6 sq mm [9(iii) / F-5]

Supplying & Fixing sheet metal inspection box (16 SWG) of the following sizes(in mm ) flushed in wall & 3 mm thick bakellite cover as per GS

175 x 100 x 65 [11(c)/E-4 ,13(c)/E-5]

SUB-HEAD 3- PLUGS & SOCKETS etc.

Supplying & Fixing GI Modular Switch Board of the following sizes complete with three no. suitable size Copper bar with holes (for Ph, N & E) fixed on bakelite/Hard Rubber insulator over the MS welded chairs incl. top cover flushed in wall for housing the board after cutting the brick wall incl. making earthing attachment, painting and mending good damages to building works.

2 Row 12 Module 1(e)/E-17]

6 module 1(b)/E-17]

4 module 1(a)/E-17]

Supplying & Fixing modular type socket /switch (Brand approved by EIC) on existing GI Modular type switch board having top cover plate and making necessary connections as required.

6 A 5-pin modular type three pin socket [4(a)/E-17]

6 A modular type switch [3(a)/E-17]

16 A 5-pin modular type three pin socket [4(b)/E-17]

16 A modular type switch [3(b)/E-17]

Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch with 2 Module GI Modular type switch board with top cover plate flushed in wall and making necy. connections with PVC Cu wire and earth continuity wire etc. [5(a)/E-17]

Supply & Fixing 240 V, 25 A, Modular type starter (Brand approved by EIC) with 25A Modular switch type DP MCB (CCurve) and 4 Module GI Modular type switch board with 4 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc.[17/E-19]

Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy. Connections [5(b)/E-17]

SUB-HEAD 4--BDB,PDB,VTPN ETC

Supplying and fixing double door Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, on angle iron frame on wall as per GS as per direction of EIC.

6 Way ( Up to 160 A ) Make - L&T/Siemens /Legrand as approved E.I.C ] [15 / D- 11 ]

Supplying and fixing double door Horizontal TPN MCB Distribution board with IP-42/43 protection, concealed in wall as per GS.( Make - Legrand/Siemens/L&T as approved by E.I.C. )

4 Way (Make - Make - Legrand/Siemens/L&T as approved by E.I.C] [ 14 / D- 10 ] .

Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, concealed in wall as per GS.

2+12 Way [Siemens /Schneider or equivalent model of Legrand/L&T] as approved by EIC. [ 13 / D- 9 ]

2+8 Way [ Make - Legrand/Siemens/L&T as approved by E.I.C).[ 13 / D- 9 & D-10 ]

Supplying and fixing MCB SS enclosure with IP-20/30 protection, powder coated provision for two/four pole MCB, concealed in wall after cutting the wall & mending good the damages to original finish incl. painting, connection & provision for earthing attachment

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection as per GS [Make-Legrand/ Schneider/Siemens/ Crabtree/ L&T) as per direction of EIC. ]

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connectionas per GS [Make-Legrand/ Schneider/Siemens/Crabtree/L&T) as per direction of EIC. ]

Supplying and fixing 415 V Four Pole MCCB of Breaking capacity 25kA/35kA in existing Vertical DBs including necessary connection as per GS [ Make - Legrand /L&T/Siemens as per direction of EIC.].

SUB-HEAD 5-- CABLE & CABLE LAYING

Supply of 4/3.5 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [ Make Nicco / Gloster/KEI/Polycab/Havells as approved E.I.C] [NS]

2Core 6 Sq. mm

4 Core 25 Sq. mm

4 Core 70 Sqmm

4 Core 150 Sq. mm (From Meter Room to Panel)

Laying of cable as below, after cutting floor/pavement/wall / and making holes incl., embedding the cable at an average depth as below and mending good the damages to original finish incl. removing the rubbish. [ 5(i)/ F- 3 ]

From 2.5 sqmm to 35 sqmm at an average depth of 75 mm in floor/pavement/wall etc. [ 5(i)/ F- 3 ]

Above 35 sqmm to 95 sqmm at an average depth of 100 mm in floor/pavement/wall etc. [ 5(ii)/ F- 3 ]

Laying of cable upto 2 core 25 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 10 SWG GI (Hot Dip) Wire, making holes etc. as necy. mending good damages and painting [ 2(a)/ F- 1 ]

Laying of cable above 3½ core 50 sqmm and upto 3½ core 90 sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting [ 2(d)/ F- 1 ]

Laying of cable above 3½ core 90 sqmm and upto 3½ core 150 sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting [ 2(e)/ F- 1 ]

Laying of one No. cable above 35 sqmm and upto 185 sqmm in underground trench 460mm wide x 760mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per Mtr. including filling the space between the bricks and cable and also the trenchwith shifted soil, leveling up and restoring surface duly rammed [ 1(b)/ F- 2 ]

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below :

2 Core 6 Sq. mm [7(a)/F4 ]

4Core 25 Sq. mm [7(c)/F4 ]

4Core 70 Sq. mm [7(c)/F4 ]

4Core 150 Sq. mm [7(c)/F4 ]

Finishing of the XLPE/PVC insulated armoured cable ends by soldering with cable sockets and insulated tapes etc., including supplying sockets, soldering materials, tapes etc. and making connection to switch, BDB and BBC etc.

2Core 6 Sq. mm [ 8(b-ii) /F5]

4Core 25 Sq. mm [ 8(b-xiii) /F5]

4Core 70 Sq. mm [ 8(xvi) /F5]

4Core 150 Sq. mm [ 8(xvi) /F5]

SUB-HEAD 6 - SUPPLY OF LIGHT FITTINGS

Supply and delivery of single/twin Industrial LED Batten luminaries incl. Supply of 1 no./2nos. 18W LED Tube [NS]

Twin fittings [Philips make Cat No. TMC-501 P2xT-LED 22W P3242 or equivalent make CG / Bajaj / Wipro/Mazik] incl. 2 no. 18W Master LED Tube

Single fittings [Philips make Cat No. TMC-501 P1xT-LED 22W P3241 or equivalent make CG / Bajaj / Wipro/Mazik] incl. 1 no. 18W Master LED Tube

Supply & Fixing angular batten holder (Anchor) on 75mm dia PVCround block / round bakelite on wall/ceiling as per GS [ 22/D-13 ]

Supply of 14 W LED bulb(Bajaj/CG/Philips/wipro) on existing batten holder. [NS]

SUB-HEAD 7 -FIXING OF LIGHT FITTINGS

Fixing only single/twin fluorescent light fitting suspended 25 cm bellow the ceiling with 2 No. 20 mm dia EI conduit (14 SWG) supports fixed with “L” type MS clamp whose one side fixed on ceiling with sutable size 4 nos. fastener and other side connected with the conduit with suitable size of bolts and nuts incl. S&F EI conduit, “L” type (125mmx125mm) 6mm thick and 25mm with MS clamps and connecting the length of PVC insulated wire and mending good damages to original finish and painting etc. by 2x24/0.20 mm (1.5sqmm.) flexible copper wire of 1.10 mt. length. [ 17/C-2 ]

Fixing only single/twin LED Batten light fitting complete with all accessories Directly on wall/ceiling as per GS.[ 14d/C-2 ]

Extra for suspension exceeding 25 cm with S&F additional 2 no. 20 mm dia EI conduit (14 SWG) supports & necy. PVC insulated wire and painting etc. as required by 2x24/0.20 mm (1.5sqmm.) flexible copper wire of 1.10 mt. length. [16/C-2]

Fixing only lamp[ 11/C-2 ]

SUB-HEAD 8 -- SUPPLY OF FANS

Supply of ceiling fans with brust proof P2/S3 Capacitor complete with all accessories without regulator (Make-Usha- Striker or equivalent make of Crompton / Orient)

a. 1200 mm Sweep

Supply of heavy duty Exhaust fan of followinng sizes after making hole in wall and making good damages and smooth cement finish etc. as practicable as possible and providing necy. length of PVC insulated wire and making connection for exhaust. [NS]

9"( 230mm ) Speed 1370 RPM (Make-EPC Heavy Duty)

12"( 300mm ) Speed 1420 RPM (Make-EPC Heavy Duty)

Supply & fixing 450mm sweep wall bracket fan(high speed) with metal body & blades(Orient-Wall-II Tornado or equivalent make of CG/EPC/Cinni) with necessary wooden board on wall with nuts, bolts, washer etc.

SUB-HEAD 9 -- FIXING OF FANS

Fixing only ceiling fan complete with blades, canopy, fork, rubber bush etc as per GS [ 21 (a) / C-3 ]

Supplying & Fixing MS fan clamp of two piece type for RCC as per approved specification as per GS. [ 29/D-14 ]

Supplying & Fixing of Box type fan clamp of 150mm dia & 80mm depth made of 16 SWG CRCA sheet with one end duly sealed by cover, properly welded, incl. S&F 12mm dia 600mm long MS rod duly bent by heat treatment at the centre position of rod to grip fan bobbin properly, incl. binding the rod and fan box with reinforcement by 22 SWG steel binding wire, incl. supplying & covering the box with alkathene sheet, placed in order to prevent concrete from entering the box. [ 29/D-14 ]

Supply & Fixing 240V, Modular Socket (2 Module) type fan regulator (Step type) ([Legrand-Model Arteror/Myrius or equivalent model of Crabtree/Equivalent make as per direction of E.I.) on existing Modular GI switch board with top cover plate incl. making necy. connections etc. [10/E18] [For Celling Fan]

Fixing only exhaust fan after making hole in wall and making good damages and smooth cement finish etc. as practicable as possible and providing necy. length of PVC insulated wire and making connection for exhaust of following diameter:

Supply & Fixing louver shutter on wall with necy. bolts & nuts (6 mm dia x 62 mm long) For GI

SUB-HEAD 10 --MISCELLANEOUS

Supplying & Fixing 240 V AC/DC superior type Ding-Dong Call Bell (Anchor) on HW board incl. S&F HW board as per GS [ 20( a )/D-13 ]

Dismantling the existing damaged defective unuseable electrical Installation materials.

S&F of 250V timer DB (equivalent to 12 way SPNDB in size) with double door sheet steel enclosure, neutral bar, din rail, with lP43 protection comprises with 32 A DPMCB(C-curve 10ka) and 1 no 24 hr analog time switch and 1 no 32 A power contactor complete with internal wiring with suitable size of copper wire including 1 no toggle switch and LED indicator and earthing attachment as per direction of EIC. (For Split AC )

Supplying and fixing of digital time switch (Mk- L&T, AUTS02DIG00) in existing 2 way SS encloser as per direction of EIC.

Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required as following size as per GS.

50 mm dia [11(d)/F-6]

Supplying & fixing sheet metal (16 SWG) Iron Clad Busbar chambers on angle iron frame on wall, incl. earthing attachment and painting as required – ( As per Drawing no. 470 of PWD Specification Book – May 1991), 4 bars,415 V, 200 A, Dimension of Al. bars [85mm long]-4 x 50x5mm, Dimension of Sheet Metal Box-500x150mm, [19(a)/D-12]

Supplying and fixing 415V,160A, TPN on load front operated Changeover switch with Sheet Steel enclosure on angle iron frame on wall with nuts bolts etc ( make L&T/Havells/HPL) [3(a)/D-2]

SUB-HEAD 11- COMPOUND LIGHT & LED SIGN BOARD

Supply of 240V, 120 W LED Street light luminarie complete with all accessories and equipped with IP66 Protection (Crompton Geaves-Cat no.LSTP-120-CDL-M or equivalent make of Philips/Bajaj//wipro/Magik) on existing MS Pipe/Mini Pole as per direction of E.I.C. [NS]

S/F Stainless Steel water proof looping cable box of size 200x150x100mm having hinged top Cover with rubber gasket lining, railway type mechanical locking anangement, earthing terminal with lug etc. of the following sizes as indicated below, Comprising of one 250 V, 16 A SPMCB unit, one NL on porcelain insulator etc. and housing the same on pole above 5ft from ground level by necessary pole clamp . [NS]

S & D 1 phase 230V,MF-1 Starter with over load relay for compound light(Make: L & T , MF-1 cat No :SS97227OOCO or equivalent as approved by EIC) [NS]

Fixing only starters (for motor control) on flat iron frame for Direct on Line starter for motor (upto 5 HP) [7(a)/C-1]

S & F mini pole on roof top by 80 mm dia., 2 Mtr. Long GI(M) pipe medium quality (Bansal/Jindal make) incl. Providing CC (6:3:1) muffing 600x600x760 mm in size or equivalent size of cylindrical muffing above ground level around the pole base complete with 3 mm thick neatly finished cement plaster all round after dismantling the unserviceable muffing if necessary. With 250x250x100mm 16 SWG GI Loop Box incl. S&F 50 mm. dia 1.5 mtr. long detachable type G.I. Single arm bracket, suitable for pole head. The arm bracket shall be properly welded with 15 mm. thick stifner plate of pole sleeve for strengthening incl. properly fixing arrangement with the pole by bolts, nuts and washer as per direction of EIC. [Schedole+NS]

Painting of any steel/ iron surface with 2 nos. of aluminium coats of paint over 1 coat of RO priming with ready mixed paint/primer of approved make and brand incl. preparation of surface by sand paper/emery paper, cleaning etc. for receiving fresh coat of paint for single/double/triple arm bracket. [ 7B (a & b) / H-2 ]

SUB-HEAD 12 -- LT Panel

Supply and installation of L.T. cubical type fully compartmentalized distribution panel board, having rigid and self supporting structure fabricated with 14 SWG CRCA sheet with M.S. angle iron frame (main frame with 50 x 50 x 6 mm angle and each vertical compartment with 40 x 40x6 mm MS angle iron). The base of panel should be made with 75mm x 40mm x 4.4 mm M.S. channel. [Manufacturer/Fabricator having Test Certificates from CPRI]. An Auto Cad Drawing of the panel has to approved by EIC before making of panel. [Raw Power LT Panel]

Construction Details : All incoming & outgoing switches are to be housed in respective compartments hinged and gasket doors at the front. All doors should have panel locking arrangement in such a fashion that it can not be on unless the feeder remains in off position. The rear panel should gasketed wire net guard for ventilation arrangement will be made of easy accessibility to each compartment by providing rear panel doors with locking system . The panel is to be properly gasketed to prevent the dust & vermin. All vertical bus bar chambers is to properly arrange and all electrical equipments are to be fixed by nuts and bolts on suitable Hylam board / porcelain insulators of adequate size and dimension. The outgoing feeder connection from respective switches are to be made at rear side of panel by means of busbar, copper multi core cables, to be terminated on bolted type terminals for cable connection or on bush insulators for bus bar connection. Each compartment will be providing with DMC/FRP board at back side.

Incomming Switch : (a) 415V 250 Amps TPN SDF units with DIN type fuse link (Make:- L&T : Cat No.-SK95642 or equivalent cat of SIEMENS/ABB) in open exexution ------- 1 No.

Bus Bar : 500V, 300 Amp capacity 99.9% – 99.5% electrolytic tinned 4 bar copper bus bar [size of flat 3x40 mm x 5 mm + 1x50 mm x 5 mm] mounted on non-hygroscopic porcelain insulator / hylam sheet having sufficient di-electric strength duly wrapped with colour PVC tapes (Red, yellow, blue & black) for phases & neutral identification - 1 set. The busbar is to be rigidly supported on suitable non-hygroscopic insulating materials of robust ration to with stand electromechanical stress in the event of earth fault. All connection to bus to made by suitable nuts & bolts. The busbar is too wrapped with coloured PVC (Red. Yellow, Blue & Black) for colour identifications.

Outgoing Switches : (a) 415V 160 Amps TPN SDF units with DIN type fuse link (Make:- L&T : Cat No.-SK95713 or equivalent cat of SIEMENS/ABB) in open exexution - 4 nos. (b) 415V 63 Amps TPN SDF units with DIN type fuse link (Make:- L&T : Cat No.-SK95421 or equivalent cat of SIEMENS/ABB) in open exexution----2No.

Metering Panel a)LED 3ph single function Meter ( Make L& T, Model- CAT No.- WL131010OOOO or equivalent)- for ammeter --- 1 no. b)LED single function Meter ( Make L& T, Model no..WL132010OOOO or equivalent) for voltmeter-- 1 no. c) 230V R.Y.B. LED indicator lamp -(SIEMENS/L&T) ---- 3 nos. d) 200/5 Amp ratio C.T (Kappa) --- 3 nos. e) S & F 6 Amp SPMCB(Make-SIEMENS/LT/Legrand)---6 nos.

All interconnection between incoming main to Busbar are to be made with suitable size electrolytic tinned copper bars or equivalent flexible pvc insulated multistranded single core Cu cable and the same between busbar to all outgoing mains i.e., 160A & 63ATPN SDF are to be made by 4 x 20 mm x 5mm and 16 sq. mm flexible pvc insulated FR Cu cable respectively and also for metering arrangements are to be made by suitable size of Copper wire with proper socketing of the end of each wire leads.

Earthing :- A separate continuous aluminum earth busbar of size 50mm x 6mm shall run across the full length of the panel board and brought outside the panel. All electrical equipment are to be properly earthed with suitable size G.I. wire.

The complete panel board is to be spray painted after required surface treatment by 9 tanks process / sand blasting with 2 coat of red oxide primer & 2 coat of finished paint over dried or powder coating.

Installation :- The complete panel board is to be installed on suitable brick padestal as directed by the E.I.C. All incoming/outgoing switches is to be properly lebeled on Acrylic sheet as per direction of EIC.

SUB-HEAD 13 -- EARTHING

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level [ By TATA-Medium GI pipe] [2(a)/G-1].

Excavation of soil for installation of Earth Electrode and filling & ramming. (For Soft Soil) [1(a)/G-1]

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement mortar (inside) Cl hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe. [3(a)/G-2]

Connecting the equipments to earth busbar including S & F Solid GI (Hot Dip) wire of size as below as per GS

No.-4 SWG [5(a)(i)/G-2]

No.-10 SWG [5(a)(iv)/G-2]

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required [4(a)/G-2]

-LIGHTING ARRESTER-

S & F Lightning Conductor Air Terminal made of 20 mm dia 1000 mm long GI pipe (ISI Medium) having five discharge prongs of 4 SWG GI (Hot Dip) wire at top duly soldered/ welded with 7/16 stranded GI (Hot Dip) wire and 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. complete duly grouted on the parapet etc. in CC mortar ( 4:2:1), including thimble joints of 7/16 SWG wire and (25 x 6) mm GI strip with SS nuts, bolts & washers. (P-J-2/Item-14 + NS)

Supply & fixing of 25 mm x 6 mm thick GI (Hot Dip) flat / strips for Horizontal & Vertical run on wall / floor with GI shaddles as required including drilling holes, bolts, nuts, washers, etc./ and mending good the damages to building works . (Page : G-3/Item-5d).

Cutting cornices/ steps etc. including cutting recess in buildings etc. & supply & fixing 15 mm bore (ISI-Medium) GI pipe protection as below and mending good damages to the building works: (P:J-1/Item-4)

i) Length upto 0.5 Mtr

ii) Length above 0.5 Mtr

Hiring charges for scaffolding arrangement including dismantling at the end of work and carriage, for LC installation, per storey of building per vertical run. (P : J-1/Item-7)

Supply & Fixing of Testing Joints by 25 mm x 6 mm thick GI (Hot Dip) strip 125 mm long on wall after making suitable arrangement to establish a clearance of 50mm from wall for making junction connection with vertical conductor and conductor from earth electrode complete with S & F GI bolts, nuts, check-nuts, spring washers etc. as required. (Rate arrived from G.S. Page :J-2/Item-13)

Earthing with 65 mm dia GI pipe (TATA-Medium) 3.0 Mts. long with welded 2 nos. half circle bracket made of GI strip (65 x 8) mm. with two holes on extended portion of the each strip of length min. 250 mm , and 1 No. 50 mm x 6 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. and S & F 65 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts. (Rate arrived from G.S. Page : G-1/Item-2d)

Excavation of soil for installation of Earth Electrode and filling & ramming as to GS. (For morum soil)(Page : G-1/Item-1b) .

Supply, Laying & Fixing of 50mm x 6mm galvanized (Hot Dip) steel strip in underground trench for interconnection between the Earth Points by joining (As per item no 11). (Rate arrived from G.S. Page : K-3/Item -134 + G-1/Item-1a.)

Jointing for Horijontal & vertical run of GI strip through welded joint of (25 x 6) mm or (50 x 6) mm GI Strip to Lap joints/ 'T' joints, etc. and painting the joints with 2 (two) coats of bituminous paint. (NS)

Add GST @18% :- Rs.

Add LWC @1% - Rs.

CHANDA CONSTRUCTION

SANDIP TRADERS