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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹13.3 LAccepted-Finance 49 1 ISWAR GUPTA ROAD KOLKATA 700 028 | KOLKATA | 24 PARAGANAS NORTH | WEST BENGAL | 700028 | ₹13.3 L | L1 | Accepted-Finance Offer lowest
bid
therefore
Provisional
order issued |
| 2 | L2₹13.3 LRejected-Finance | ₹13.3 L | L2 | Rejected-Finance That the bid
is not L1 |
| 3 | L3₹15.4 LRejected-Finance 28 SAMBHU BABU LANE KOLKATA 700014 | KOLKATA | KOLKATA | WEST BENGAL | 700014 | ₹15.4 L | L3 | Rejected-Finance That the bid
is not L1 |
Tender Value
₹16.6 L
EMD Value
₹33,260
Closing Date
26 Aug 2025, 1:00 pmClosed
EEII,KNHED, PW Dte
KIT Building Annex, 4thFloor,P-16, India Exch. Place Extn., Kolkata -700073
Through repair and rehabilitation of the distressed/dilapidated condition of inside and outside portion Regional Institute of Ophthalmology RIO Building during the year 2023-24 under Medical College and Hospital, Kolkata --- EI Work.-Electrical work
2025_WBPWD_888145_1
WBPWD/EE-II/KNHED/NIQ-28/25-26
Open Tender
ELECTRICAL WORKS ORG
45 days
Kolkata
Please refer Tender documents.
5 documents required · 5 mandatory
₹33,260
Office of The EE, KNHED, PW Dte
7 Jan 2026
6 Aug 2025
28 Aug 2025
6 Aug 2025
26 Aug 2025
13 Aug 2025
12 Aug 2025
Amount
A: Distribution system Dismentling the existing old wirings, Switch board, cables,Fittings,Mainswitches,Junction Boxes, sockets on cable/wire leads,wiring inside the panels etc. by Co's own tools & tackles as per direction of EIC
Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed FR copper wire(Mk.-Finolex/Havells/RR Kabel) partly in 20mm size PVC rigid conduit 'FR' (Precision make) [for ceiling portion only] and in 19mm bore, 3mm thick polythene pipe [for horizontal & vertical run embedded in wall], with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board on wall complete with 2 no. “Ph & N” copper bar incl. bakelite/ Perspex top cover 3 mm thick and incl.175x100x65mm inspection box, making earthing attachment,painting the MS box and mending good the damages to original finish [only PVC Rigid Conduit on ceiling and remaining portion concealed](P-E15/Item-5) a. Av. run 10 mtr
b. Avg run 12 mtr
Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Mk.-Finolex/Havells/RR Kabel) partly in 20mm size PVC rigid conduit 'FR' (Precision make) [for ceiling portion only] and in 19mm bore, 3mm thick polythene pipe [for horizontal & vertical run embedded in wall], with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Modular type switch (Legrand / Schneider / Anchor Roma) fixed on Modular GI switch board (65mm depth - same make) complete with 2 no. suitable size “Ph & N” copper bar with top cover plate making earthing attachment fixed on wall incl. mending good damages to original finish. [only PVC Rigid Conduit on ceiling and remaining portion concealed] avg run 10 mtr (vide pg E-25 it. no-4)
Cutting Channel of size (40 mm x 40 mm) on masonry wall by Electric operated cutting machine incl. supplying & fixing heavy gauge 19 mm, 3 mm thick Polythene pipe by means of anchoring chemical (Hilti/Sika) and GI 'U' hooks of 8 SWG incl. supplying and drawing 18 SWG GI wire as Fish wire and mending good damages to original finish by using own tools and tackles (a) 19 mm dia 3 mm thick polythene pipe without earth continuity wire (PWD Schedule page-E-3/Item-6)
Supplying and fixing PVC Rigid Conduit 'FR' [Precision Make-MMS] on wall, ceiling with saddles and other accessories as required and mending good damages to building works (PWD Schedule Page- E-16/Item-7) 20mm dia.
25mm dia.
Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Mk.-Finolex/Havells/RR Kabel) in prelaid PVC rigid conduit 'FR' (Precision make) /polythene pipe incl. necy. fittings as required (P-E9/Item-1) 2x1.5 sqmm + 1x1.5 sqmm copper wire (For separate plug)
2 x 2.5 sqmm + 1 x 1.5sqmm copper wire. (for computer board, PP)
2x4 +1x2.5 Sq.mm copper wire (for 1-ph AC)
2x6 Sq.mm + 1x4 Sq.mm copper wire.
Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes (i) 2.5 sq.mm copper wire
(ii) 4 Sq.mm copper wire
(iii) 6 sq.mm copper wire
B. Supply of cables :--- Supplying and Delivery of 1.1 KV Gr. following sizes Al. armoured PVC / XLPE insulated cable (Mk. Gloster / KEI / Havell's) as mentioned below : 4 core 70 sqmm
4 core 25 sqmm
2 core 10 sqmm
C. Laying of cables :--- Laying of 4 core 70 sqmm Al. armoured PVC/XLPE cable with 2X10 SWG GI wire making hole etc. as necy., mending good damages and painting as mentioned below : (from panel to VTPNDB). Vide page no F-1 Item no 2) on wall by clamp
Laying of 4 core 25 sqmm Al. armoured PVC/XLPE cable with 2X 8 SWG GI wire making hole etc. as necy., mending good damages and painting as mentioned below :(for lift 1.one new cable 2. relaying of one old cable) (Vide page no F-1,F-3 Item no 2 ,5, 6) on wall by clamp
Concealed in wall
on cable tray
Laying of 2 core 10 sqmm Al. armoured PVC/XLPE cable with 8 SWG GI wire making hole etc. as necy., mending good damages and painting as mentioned below :(for lift 1.one new cable 2. relaying of one old cable) (Vide page no F-1, Item no 2) on wall by clamp
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 : (vide pg no F-4 item no. 7.C) 4 core 70 sqmm
4 core 25 sqmm
2 core 10 sqmm
Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials. (vide pg no F-5 item no. 8a & 9) 4 core 70 sqmm
4 core 25 sqmm
2 core 10 sqmm
D. Plug & Sockets:--- Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Mk.-Finolex/Havells/RR Kabel)in 20mm size PVC rigid conduit 'FR' (Precision make), with 1.1 KV grade 1 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire as ECC, to 5A 3 pin flush type plug socket & Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall incl. bakelite/Perspex (wall matching color) top cover 3 mm thick as per GS.(on board). Vide pg no E-15 item no. 4a
Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sqmm) single core stranded 'FRLSHF' PVC insulated & unsheathed copper wire (Mk.-Finolex/Havells/RR Kabel) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1.1 KV grade 1 x 22/0.3 (1.5 sqmm) single core stranded 'FRLSHF' PVC insulated & unsheathed copper wire as ECC, to 6A 3 pin Modular type plug socket & switch (Mk. Anchor Roma / Legrand / Schneider) on 4 Module GI switch board with 3/4 Module top cover plate on wall incl. necy. connection making earthing attachment, painting and mending good damages to building works as per G S. (Vide page no -E-24 Item no-3) On Board
Supply & Fixing 240 V, 3 nos. 6A, & 1 no. 20A plug socket with separate 3 nos. 6 A & 1 no. 20A Piano key type switch, indicator & 20A switch type SP MCB (Legrand/LK) on sheet metal switch board embedded in wall incl. S&F 240x200x65mm Powder coated (CEC make)MS box and bakelite/perspex top cover of 3mm thick by Brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required as to GS. Vide page no E 7 Item no 26
S & F 250V, 2nos 5A plug point incl. S & F 2 no. 5A switch (Anchor) in 175 x 100 x 65mm Powder coated (CEC make)MS box concealed in wall, backelite cover flushed in wall as to GS.
a.S&F flush type 250 V, 1no.x 15A piano key type switch & socket and 1 no.x 5A piano key type switch & socket incl. S&F 200 x 150 x 65 mm Powder coated (CEC make)MS box concealed in wall with Bakelite top top cover.
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. 4 module (Different colour for UPS board and non UPS board as per direction of EIC)
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. 6 module (Different colour for UPS board and non UPS board as per direction of EIC)
Supply & Fixing 240 V 6 A Modular type switch (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/Wipro- NOWA/ABB Ivie) on existing GI Modular type switch board having top cover plate and making necessary connections as required (Different colour for UPS board and non UPS board as per direction of EIC)
Supply & Fixing 240 V 16 A Modular type switch (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/Wipro- NOWA/ABB Ivie) on existing GI Modular type switch board having top cover plate and making necessary connections as required (Different colour for UPS board and non UPS board as per direction of EIC)
Supply & Fixing 240 V, 6A, 5 pin Modular type plug socket (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/Wipro- NOWA/ABB Ivie), without switch & plug top, on existing GI Modular type switch board with top cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. (Different colour for UPS board and non UPS board as per direction of EIC)
Supply & Fixing 240 V, 16A, 3/5 pin Modular type plug socket (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/Wipro- NOWA/ABB Ivie), without switch & plug top, on existing GI Modular type switch board with top cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. (Different colour for UPS board and non UPS board as per direction of EIC)
Supply & Fixing 240 V, 4 nos. 6 A, 3 pin Modular type plug socket with 4 nos. 6A Modular type switch (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/Wipro- NOWA/ABB Ivie), 16A Modular switch type MCB (C-Curve) and Indicator without plug top on 2 row 18 Module GI Modular type switch board with 2 row 18 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.(Different colour for UPS board and non UPS board as per direction of EIC)
Supply & Fixing 240 V, 4 nos. 16 A, 3 pin Modular type plug socket with 4 nos. 16A Modular type switch (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/Wipro- NOWA/ABB Ivie), 20A Modular switch type SP MCB (C-Curve) and Indicator without plug top on 2 row 18 Module GI Modular type switch board with 2 row 18 Module top cover plate with flushed in wall incl. S&F switch board (65mm thick) and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. as to GS. Vide page no E 19 Item no 15
E:-BDB,PDB,VTPN ETC. Supplying and fixing (2+12)way double-door SPN MCB Distribution Board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment (Make-Legrand/LK/Schneider/ABB/Siemens) (as per PWD Schedule page No-D09/Item-13)
Supplying and fixing 6-way,double door Horizontal TPN MCB Distribution board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment(Make-Legrand/LK/Schneider/ABB/Siemens) (as per PWD Schedule page No-D10/Item-14)
Supplying and fixing 240V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection (PWD Schedule Page No-D-6/ Item-7) (a) 6-32A SP MCB (Make-Legrand/LK/Schneider/ ABB/Siemens)
Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection (PWD Schedule page No- D-5/Item-D-6) (a) 40A DP Isolator (Make-Legrand/LK/Schneider/ ABB/Siemens)
(b) 63A FP Isolator (Make-Legrand/LK/Schneider/ ABB/Siemens)
Supplying and fixing double door sheet steel (16SWG), powder coated cable end box for TPN DB horizontal / vertical enclosure with IP-42/43 protection, on angle iron frame on wall & mending good the damages to original finish with nuts bolts etc incl. provision for earthing attachment Make-Legrand / L&T, as to GS. Vide page no D-12 item no 16 6-way HTPN DB
F:- SUPPLY OF LIGHT FITTINGS :- S & D recessed & surface mounted decorative LED ceiling tile 36 Wt (2'X2' ft) (Make Philips RC380B LED36S-6500 G6 L60W60 PSU OD/Crompton cat no LCTLRNE-36-FO-CDL/ Wipro LM10-451-XXX-65-G2/ Bajaj BZRSQL - 36 wt LED GX WH) incl. S & F flat difcuser complete set.
S & D LED recess type 18 wt (1 ft x 1ft) light fitting (Philips make, cat no -- RC360B LED 25S 6500 L30 W30 PSU OD/ CG LCTLRNE-18-CDL (1'X1')/ Wipro LD81-271-XXX-60-SM/ Bajaj BZRSQL - 18L WH OD SD) complete set.
S & D 6W LED LED Spot Light (Mk.- Crompton,CDR-211-06-40-SL-NWH/Philips/Wipro)
S/D 4feet twin commercial LED type fluroscent light fittings (make-- Philips TMC 502 2xT-LED 22W/ CG CIS-341-40-65-SL-NWH/ Wipro WIO922208P/Havells Regal Batten) complete with all accessories with 2X18/20 Wt LED tube lamp corresponding to (Make- Philips MAS LED Tube 1200mm 18W 865 T8 I, 2100lm / Crompton TCS-726-20-65-SL-DP-NWH/ Wipro LL13-181-65SESL1-G1/ Bajaj BLRB 20W CW LED/Havells Titania Neo)
S/D 4feet single commercial LED type fluroscent light fittings (make-- Philips TMC 502 1xT-LED 22W/ CG CIS-340-20-65-SL-NWH/Wipro WIO921208P/Bajaj BLRB-DB-118/Havells Regal Batten) complete with all accessories with 1X18/20 Wt LED tube lamp corresponding to(Make- Philips MAS LED Tube 1200mm 18W 865 T8 I, 2100lm/ Crompton TCS-726-20-65-SL-DP-NWH/ Wipro LL13-181-65SESL1-G1/Bajaj BLRB 20W CW LED/Havells Titania Neo)
S & D 250 W LED outdoor Streeet Light Fittings complete with all accessories incl. Making necy. Connections( Crompton make cat no. CRP-416-250-57-SL-GL-NSG/Philips/Wipro/Bajaj) .
G:-FIXING OF LIGHT FITTINGS :- Fixing only recess mounted 2ft X 2ft/ 1ft X 1ft or Round Shape LED Luminaire / downlight and hanging the fitting by GI wire and 'L' clamp after cutting / opening the false ceiling incl. mending good the damages as per direction & choice of EIC.
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.(Vide page no C-2 Item no 17)
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.(Vide page no C-2 Item no 16)
Fixing only outdoor / street light type fluorescent light fitting complete with all accessories to be fixed/projected from the wall of the building incl. making holes to building, S&F 40 mm dia GI pipe (ISI-Medium) 1.50 mts. average length, with GI socket at one end and thread at the other end & suitable bend to house the fitting & making necy. connections with S&F necy. length of 1.5 sqmm PVC insulated single core stranded annealed copper wire and making connections as required and mending good damages to wall and painting.(Vide page no C3 Item no 19)
S & F PVC incl. Painting as per GS water proof looping cable box having hinged type PVC top cover having 4 mm thick rubber gasket lining & earthing terminal etc .The box should comprising of 1 no. 15 A Kit-kat fuse unit /Terminal bar etc with necessary painting (make -Sintex size--250X200X105 mm)
H:-S & D OF FAN:- S & D 230 V 50 HZ, 98watt, 18" (450 mm) high flo ( air delivery-- 100 cm/min, RPM-- 1350) non-oscillating type metal body Wall Bracket fan with inbuilt regulator, (Make -CG, SSTORM 2 Plus WM/EPC)
S & D 230V,1200mm sweep ceiling fan, air delivery 230 CMH, (make-- Usha Striker 1 star/CG Riviera Hi speed 1 star/Orient Falcon-425 SHS) complete with blades, canopy, fork, rubber bush, down rod, 1000mm safety wire & S3 capacitor etc.
S & D 230V, 1400 RPM heavy duty exhaust fan (Make -- EPC/ USHA,S.Ph TURBO Heavy duty,1400RPM,ISI Grey/ Orient Heavy duty/CG EXHD300-4-1) of following sizes 12" (300mm)
I:-FIXING OF FANS :- S & F of 230V,100W Electronic Step regulator (Anchor)
S & Fixing 240V, Modular Socket (2 Module) type fan regulator (Step type) (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/Wipro- NOWA/ABB Ivie) on existing Modular GI switch board with top cover plate incl. making necy. connections etc.
Fixing only ceiling fan complete with blades, canopy, fork, rubber bush, etc. incl. S&F connecting wire for down rod upto 30 cm incl. painting the rod with approved paint and making necessary connection as required by 2x1.5 sqmm flexible copper wire as per G.S. Vide page no C-3, Item no 21.a.
Fixing only WB Fan on HW board of size-8''x10'' on wall with 4 nos 4'' long MS fastener and the fan will be fixed on HW board with 2 nos nut-bolts.
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: Vide page no C 4 Item no 28 12"
S/F GI sheet (20SWG) metal cowl with MS flat iron frame & GI wire mesh on wall with necy. Bolts & nuts (6mm dia X 62mm long) 12" Exhaust Fan
Engraving the deptt. number with 10 mm lettering on the body of fan upto 10 letters incl. hifen, stroke or stop. Vide page no C-3, Item no 24.a.
Extra for additional one letter incl. Hifen, stroke and stop as per GS. Vide page no C-3, Item no 24.b
Painting upto 10 letters of the engraved number with approved black /red paint as required. Vide page no C-3, Item no 26.a.
Extra painting for additional one letter of the engraved number with hifen, stroke etc. with black or red paint. Vide page no C-3, Item no 26.b.
Supplying & Fixing iron beam fan clamp of two piece type, as per approved specification, fabricated from 40 mm x 9 mm MS sheet flat suitable for beam having flange upto 150 mm wide – (As per Drawing no. 476 of PWD Specification Book – May 1991)(Page-D14/Item-30)
J :-Cable tray Supply & Fixing of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support. With 25x25x3mm angle iron support [D-14/34.a(ii)]
Supply & Fixing of perforated GI cable tray bend with perforation not more than 17.5% suspended from ceiling with two nos. suspenders & 25x25x3mm angle iron for supporting the cross member incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support.size- [D-15/34.(b)] 300x50x1.25mm (18SWG).
Supply & Fixing of perforated GI cable tray tee with perforation not more than 17.5% suspended from ceiling with two nos. suspenders & 25x25x3mm angle iron for supporting the cross member incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support.size- [D-15/34.(c)] 300x50x1.25mm (18SWG).
K:-MISCELLANEOUS :- S & F 250V control starter type OLP 30M, 11-21A range, starter with AC load display (make-- ultratech/Electron) on existing GI Modular type switch board with top cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc.
Supply and installation of 1-Phase timer in double door SPN DB (2+10) way providing incoming and outgoing copper wires and other accessories. The interconnection should be made by 4 sq.mm. copper wires. The box should be painted by powder coated paint. a) 16A DP MCB -1 No. (b) 24hr digital time switch ( LK make 67DT0) - 1 No. (c)3-pole 25A single phase power contactor(Make- L K /ABB) - 1 No. (d) Add-on auxiliary contact block (1 NO + 1 NC) - 1 no. (e) 60A capacity 3 way AC/DC Epoxy terminal block.- 1 No. (f) Indicator Lamp (ESBEE make)(R/G) - 2 Nos. (g) Toggle switch,(ON_OFF_ON) - 1 No. (h) Steel Key Lock – 1 No.
Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/ Wipro- NOWA/ABB Ivie), 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. Vide page no E-17, Item no 5 a
Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Anchor Roma plus / Legrand-Myrius / Schneider-Zencelo/LK -Entice/Wipro- NOWA/ABB Ivie) & necy. Connections..Vide page no E-17, Item no 5 b
L:-LC work S & F Lightning conductor Air-terminals made of 15 mm dia 1500 mm long GI pipe (ISI Medium) having five prongs of 4 SWG GI (Hot Dip) wire at top with 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. duly grouted on the parapet etc. in CC mortar (4:2:1). Vide pg no. J-1 item no. 1
Supply & fixing GI (Hot Dip) strips 20 mm x 3 mm thick for horizontal run on the Parapet/Roof/ Wall with GI Saddles 1100 mm apart incl. mending good the damages to building works. Vide pg no. J-1 item no. 9
Supply & fixing of GI (Hot Dip) strips 20 mm x 3 mm thick for vertical run on wall with GI saddles spaced not exceeding 1000 mm apart incl. mending good damages to building work. Vide pg no. J-1 item no. 11(a)
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:(Length upto 0.5 Mtr), Vide pg no. J-1 item no. 4(a)
Making soldered joints between conductors, conductors and air terminals for GI (Hot Dip) strips 20 mm x 3 mm thick incl. supply of jointing materials and painting with 2 (two) coats of bituminous paint Vide pg no. J-1 item no. 5
Hiring charges for scaffolding arrangement including dismantling at the end of work and carriage, for LC installation, per storey of building per vertical run .Vide pg no. J-1 item no. 7
Hiring charges for scaffolding arrangement including dismantling at the end of work and carriage, for LC installation of overhead reservoir (vertical run), Vide pg no. J-1 item no. 8
Supply & Fixing of Testing Joints by 20 mm x 3 mm thick GI (Hot Dip) strip 125 mm long grouted on wall having clearance of 6 mm from wall for making connection with thimbles at the end of 7/10 SWG GI (Hot Dip) stranded Wire and 4 SWG GI (Hot Dip) wire or GI (Hot Dip) strips 20 mm x 3 mm thick of vertical conductor and conductor from earth electrode complete with S & F thimbles, GI bolts, nuts, check-nuts, spring washers etc. as required. Vide pg no. J-2 item no. 13
M:- Earthing:- Excavation of soil for installation of Earth Electrode and filling & ramming as to GS. For soft soil Vide page no G 1 Item no 1.a.
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 as below(ISI-M) . Vide pg no. G-1 item no. 2(a)
Connecting the equipments body to earth busbar including S & F 25 mm x 6 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc. Vide pg noG-3 item no. 5(d)
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. Vide pg noG-2 item no. 4(a)
Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 40 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. Vide pg noG-2 item no. 4(b)
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 morter (inside) CI 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 as to GS. Vide page no G 2 Item no 3.a
Extra for treatment of soil by using salt & charcoal or coke for plate electrode as to GS. Vide page no G 2 Item no 3.b
(Rate should be quotated including all taxes and duties, GST and considering the value of less cost materials.)
ELECTRO MECHANICAL CORPORATION (BID ID -6862182)
M/s Singh Electrical Works (BID ID -6870693)
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