Public Works Department-PWD has published Tender For Construction Of 100 Beded Covid Ward At Furfura Phc, Hooghly Arrangement Of Power Supply Cable And External El Work And Arrangement Of Hvac With Negative Pressure... Submission Date for this Tender is 22-11-2023. Electrical Maintenance Tenders in hooghly West Bengal. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 31-Oct-2023 | Corriedate | Date | 22-11-2023 |
| Sl. No. | Item Description |
| 1 | ARRANGEMENT OF POWER SUPPLY CABLE & EXTERNAL El WORK |
| 2 | Supply and delivery of 1.1 KV grade, 4 Core 185 sq mm. XLPE Insulated & Sheathed Armoured Aluminium Conductor cables [Make: UNIVERSAL, HAVELES, POLYCAB, RR KABLE or as approved by EIC] |
| 3 | Laying of two cables above 35 sqmm and upto 185 sqmm in an underground trench in single tier formation (horizontal), the trench size : 680 mm x 760 mm average depth, with brick protection on the top of each cable 8 (eight) Nos. bricks per Mtr. and 4 (four) Nos. bricks per Mtr as separator between the bricks and cables and also trench to be filled up with shifted soil, levelling up and restoring surface duly rammed. [2(b)/F-2] |
| 4 | Laying of one cable above 150 sqmm and upto 300 sqmm through existing covered masonry trench incl taking out RC covers, sotting them in order, mending good the damages Tilling the trench with line dry sand incl. supplying sand [4(b)/F-3] |
| 5 | Laying only Cable above 50 sqmm but not exceeding 400sqmm through existing RCC/ Hume/GI Pipe/open masonary trench for sinqle. 2, 3, ?"/? and 4 core [3(b)/F-1] |
| 6 | Supplying & fixing medium gauge Gl Pipe (ISI-Medium) Protection with necessary fittings and jointing melarials as required |
| 7 | a 80mm dia [11 (f)/F-61 |
| 8 | Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-prool entry ot XLPE/PVC armoured cables as below[F-4/7c] |
| 9 | For 4 Core UDto 185 somm |
| 10 | 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[F- 5/Bb-xiil |
| 11 | For 4 Core upto 105 stjmm |
| 12 | Supplying and fixing PVC- Rigid Conduit "FR‘ [Precision Make] ol tallowing sizes on wall, ceiling with saddles and other accessories as required and mending good damages to building works |
| 13 | 25 mm size ( 7(b)/ E- 16 ] |
| 14 | Supplying and Drawing 1 1 KV single core stranded "FR" PVC insulated & unsheathed single core stranded copper wire ot the following sizes in the 25mm piclaid PVC rigid conduit including necessary copper socketing arrangement as per GS.jMake : KEI/Havells or as approved by E I C] |NS) |
| 15 | 4x(150 sqmm) |
| 16 | .Supplying & fixing medium gauge Gl Pipe ( ISI-Medium) Protection with necessary fillings and jointing melarials as required |
| 17 | 100mm dia [11(g)/F-6] |
| 18 | Supplying and fixing of 415V TPN SFU with sheet steel enclosure on angle iron frame on wall with nuts bolts [Make L& T model No. SK90492 or equivalent model of Havells /HPL as approved by EIC.] |
| 19 | a. 630ATPN SFU |
| 20 | Supplying and fixingsheet steel (16 SWG) iron clad Busberchambers on angle iron frame on wall incl. earthing attachment and painting as required - (As per Drawing no. 470 of PWD specification book - may 1991). |
| 21 | 4bars of rating-415 V 600 A with dimension of copper bars [85mm long]: 4x(2x40x5mm); Dimension of sheet metal Box 500x150mm [D-13/19(b)) |
| 22 | Arrangement of HVAC with Negative Pressure. |
| 23 | Supply of Air Conditioning Units Supply of Ceiling Mounted Ductable DX type Air Conditioning Unit with 198000 btu/hr Cooling capacity,6600 CFM Air Flow, with 3 nos, Scroll compressor, 400V/3 PH/50 Hz Microprocessor based Controlerof 16.5 TR nominal capacity with R-410A Refrigerant..(Hitachi/Mitsubishi/O-General/ Daikin ) |
| 24 | Supply ofExhaust System Supply of Single Skin Centrifugal Cabinet Type Fan complete with DIDW- forward curved belt driven centrifugal blower Rotaion of fan 1760 RPM, Epoxy/ galvanized steel sheet cabinet with service access doors, Inlet & outlet drilled flanges 5.6 KW, 4 pole, IE - 2, IP -55 Standard 3Ph/415V/50 hz VFD Motor(Make: ABB/Cromptom) with Fixed base, common base frame with spring isolators,Flange at inlet and outlet are provided to facilitate duct connection necessary hanging/supporting members, water prof VFD Panel for Fan"s Speed control etc. Sound level-65 dba. Capacity 70mm/wc Static pressure, 7500 CFM, (Elta/Edgetech/VTS). |
| 25 | SITC ofTreated Fresh Air arrangementwith multi stage filtration, Control damper, Actuator, complete with linkage control, Bird screen, etc. |
| 26 | SITC of 10 Micron Pre Filter with Frame, it will be fitted on Centrifugal Exhust fan, TFA Units& on the Fresh air Damper (Make: Spectrum/ AFI). |
| 27 | SITC of 10 Micron Fine Filter with Frame, it will be fitted on Centrifugal Exhust fan, TFA Units& on the Fresh air Damper (Make: Spectrum/ AFI). |
| 28 | SITC of MERV-17 0.3 Micron Hefa Filter with minimum 450mm Depth, it will be fitted on Centrifugal Exhust fan.(Make: Spectrum/ AFI). |
| 29 | Supply and fixing of UVC EMIITTER for the above fan"s for prevention of fungus , The minimum UV intensity in the coils shall be 700-800 UW-SEC/CM2. The unit shall be UL.Listed (UL-1995) to be fitted on Centrifugal Exhaust and IDUs. |
| 30 | Installation, Testing & Commissioningof the aboveExhaust &Air Conditioning systems with all necessary accessiores for hanging Indoor & Outdoor Units |
| 31 | For 15.5 TR Ductable Units. |
| 32 | For 7500 CFM Centrifugal Exhaust system. |
| 33 | Copper refrigeration pipe line for liquid and suctionline with hard drawn copper piping with supports &brackets |
| 34 | Cu.HD Pipes Liquid line dia 12.7 mm .with 9mm thick nitrile insulation. |
| 35 | Cu.HD Pipes Suction line dia 22.2 mm with 13mm thick nitrile insulation. |
| 36 | Supply and fixing of necessary electrical arrangements of Air Conditioning Units, PVC insulated FRLS grade Copper cable for connection betweeen indoor and outdoor units, 1.1 KV grade. |
| 37 | 7 core x 1.5 mm² |
| 38 | 4 core x 6 mm² |
| 39 | Supply & fixingof dia UPVC drain pipes with all necessary hanging arrangements & 9mm Heat Retardant Thermal insulutaion. |
| 40 | Dia 32mm |
| 41 | Dia 25mm |
| 42 | SITCofSiteFabricated G.I Sheet Metal SquareAir Duct complete with Angle, Fastner, supports, dampers etc.as perspecifications & site requirement. |
| 43 | For 24 SWG |
| 44 | For 22 SWG |
| 45 | For 20 SWG |
| 46 | Supply and Fixing of Air Duct Insulation. |
| 47 | Supply andfixingHeat Retardant closedcell Class"O" 9mm thk NitrileRubberinsulation inside Supply Air duct. |
| 48 | Supply andfixingHeat Retardant closedcell Class"O" 9mm thk NitrileRubberinsulation with AI Foil Faced Outside Supply Air duct. |
| 49 | Supply & Fixing of Air Diffuser With VCD. (Duct Bottom Surface Mounted) |
| 50 | Supply & Fixing of Liner type AI Powder Coated Continuous Grill with VCD for Exhaust Air. (Duct Bottom Surface Mounted monted) |
| 51 | Supply and Fixing ofMotorized Volume Control Damper. |
| 52 | Supply and Fixing ofMotorized Non-Return Type Flow Control Damper . |
| 53 | Supply & Fixing of Fusiable Link Fire Damper,Galvanized Steel Sheet with 125 GSM Zink Coated, Certified by CBRI ( U-555, 1995),with minimum fire rating not less than 120 min, must be Fusiable Link Spring with 74°C Temerature rating Ul Listed |
| 54 | Providing and fixing fire retardantnonporous doublelayer flexibleconnectionbetween IDU, Exhaust, TFA units and duct. |
| 55 | SITC of heavy duty anti vibrational pad to protect the system from any kind of unwanted vibration. |
| 56 | Supply & Fixing of G.I Cable tray 50mmx 300mm x 50mm |
| 57 | Lifting Shifting of Indoor and Outdoor units,TFA Units, Exhaust units, Scafolding, Minor Civil Work for mending the goodsand Carriage of Lowside materials |
| 58 | Supplying, fabrication & fixing03 Nos. M.S. Angle/M.S C chanel of size (75 mm x 75 mmx6mm) for placingthe outdoor unitof ductablesplit AC incl. drilling 05 nos holes in each Angle including cutting holes into the wall & grouting the same (1:1 ½ :3) etc for Air Conditioning Units |
| 59 | Supplying, fabrication & fixing 4 Nos. M.S u-channel of 6 mm thick of size (75 mm x 40 mm x 40 mm) for making Base Frame table type for installation of Exhaust Cabinet incl. drilling 2 nos holes in each channel. fabricated with 4 Nos.Baricated the same for maintenance horizontal angle of 50 mm x 50 mm x 6 mm Inscl Platform as per direction of E.I.C.. Area of Platform 9mtr x 1.8mtr for Placing the Exhaust Units & TFA. |
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