Tender For Dredge & Jet Pump Jobs Of Dredge Xxi
Tender Value
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Estimated cost
Bid Submission
05 Nov 2022
0 days left
EMD
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Bank guarantee accepted
Document Fee
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Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
kolkata → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Dredge & Jet Pump Jobs Of Dredge Xxi
BOQ
| Sl. No. | Item Description |
| 1 | DREDGE PUMPS PORT & STBD: Complete overhaul of both Dredge pumps to be carried out. Following job to be done on both Dredge Pump.*** All spares, rubber cords, packings DCI supply |
| 2 | DREDGE PUMPS PORT & STBD: Distance piece, suction & discharge end covers, impeller, diaphragm plate, seal-pot unit/assembly, chrome bush/sleeve, flushing water chamber to be removed. Necessary alignment of pump casing with thrust block shaft to be carried out, prior assembling pump. Pump to be boxed back and satisfactory trials to be shown. |
| 3 | l) Thrust block to be removed from place after disconnecting the toothed coupling in engine room. Thrust block to be transported to the workshop. Bearing, seals & D.P. shaft to be renewed. Thrust block to be fitted back in place after completion of above. Necessary alignment of dredge pump casing with thrust block & toothed coupling to be carried out, prior assembling the Dredge Pump. Bearings, seals & shaft: Ship supply |
| 4 | m) Both Impeller and end cover to be build up, if necessary |
| 5 | i) Buffer Layer (7018) |
| 6 | ii) Hard facing |
| 7 | o) Renewal of Dredge Pump volute casing |
| 8 | JET PUMPS (HORIZONTAL SPLIT-CASING TYPE) -: Jet pump toothed-gear coupling alignment to be checked, axial & radial alignment readings to be taken before removing jet pump from position. Pump to be dismantled, coupling to be removed and overhauled completely. Casing, Wear rings, shaft sleeves and Impeller to renew. Both end bearings to renew. Casing locating pins to install, renew. During overhauling any defect observed, same to be rectified/repaired. Toothed-gear coupling to be cleaned, inspected & any defects noticed to be rectified. After completion of repairs, pumps to be boxed back with new joints (contractorsupply), pressure tested for 15 bar for no leak. Pump to be fitted in place, proper alignment done and satisfactory trials to be shown to ship staff.*** All spares ship supply |
| 9 | Pitted/holed portions of casings, wear-ring landing/seating area to be weld-build-up with suitable electrodes |
| 10 | Optional (Shall not be considered for Price comparison) |
| 11 | JET PUMPS (HORIZONTAL SPLIT-CASING TYPE) -:During overhauling any defect observed, same to be renewed. |
AI Tender Summary
Tender Timeline
Oct 29, 2022
11:30 IST
Tender Published
Tender notice published.
CompletedNov 05, 2022
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedNov 07, 2022
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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