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NTID 44183385
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💬 Talk to Our Bidding ExpertCorrigendum Periodical Routi in Visakhapatnam - Complete Tender Details
Find eligibility criteria, important deadlines, bidding requirements, and download official documents for "Corrigendum Periodical Routi" in Visakhapatnam, India.
Military Engineer Services
Visakhapatnam, Andhra Pradesh, India
NTID 44183385
- Opening Date : Wed 1st April, 2026
- Closing Date : Mon 30th March, 2026
- ₹ 11117000.00
- NTID 44183385
Key Values: Document Cost: 1000.00 | EMD: 186170.00 | Estimated Cost: 11117000.00
Tender Description
Corrigendum : Periodical Routine Maintenance Of Winch Mechanism System For Flap Gate Operation Includes Pusher Powerpack Unit At Varuna Surya And Matsya Drydocks At Naval Dockyard Visakhapatnam Under Ge (i) (dm) Visakhapatnam
Documents
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Document-1
721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
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Document-2
721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
Costs
-
EMD
186170.00 -
Document Cost
1000.00 -
Estimated Cost
11117000.00
Latest Corrigendum List
| # | Corrigendum Title | Corrigendum Type |
|---|---|---|
| 1 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum |
BOQ Items Total Items : 71 | Total Qty : 376
| # | Item | Quantity | Units |
|---|---|---|---|
| 1 | Comprehensive maintenance including Repairs/ Refurbishment of 40 Ton Capacity Varuna Flap Gate Operating Winch operated systems includes 50 Ton Pusher and Power Pack complete system all as directed by Engr-in-charge. A. DAILY ROUTINES (i) Clean the winch & Hydraulic pusher pump free from dust, moisture, grease, oil etc. (ii) Check and maintain the minimum oil level in the hydraulic pump tank. If necessary top up with hydraulic oil. (iii) Turn the pump coupling & winch coupling by hand. Make sure both are free. B. WEEKLY ROUTINES (i) Check the earth connections and motor cables are not loose. (ii) Check that motor does not vibrate and does not make excessive noise whilst running. (iii) Check that motor operates satisfactorily in both the directions from the local control panel. | 12.00 | Each Job per Month |
| 2 | iv. Check and ensure that the EHT breaks operate satisfactorily. C. THREE MONTHLY ROUTINES (i) Check and record the insulation, resistance of motor EHT break, winch motor from the VFD drive/ bypass system, hydraulic motor, solenoid valve, contactor panel and control circuits. (ii) Check all connections for tightness in the ICTP switch gear contactor panel, local control panel, motor, EHT break. (iii) Check and eliminate leaks in the Hydraulic lines. (iv) Grease the moving parts and the wire ropes with the proper grease. (v) Check and make the pulleys free to operate. Check the condition of the rope physically. (vi) Clean the panels thoroughly | ||
| 3 | D. SEMI-ANNUAL ROUTINES (i) Perform a detailed inspection of Winch components (ii) Replace worn or damaged seals and gaskets (iii) Check winch motor for signs of wear or damage E. ANNUAL ROUTINES i. Overhaul the winch, pushers & Hydraulic pump and its valves, as per makers hand book. a) Clean, chip and paint Winch & Pusher include primer and 02 coats of paint ii. Overhaul the winch motor & hydraulic motor for:- a) Dismantle the motor & carry out the defecation. b) Clean all parts of the motor. c) Clean the stator windings thoroughly and impregnate with insulating varnish. d) Renew the bearings if necessary. | ||
| 4 | e) Clean the bearings & repack with the grease XG-274, ensuring that the bearings are not over greased. f) Renew all fasteners. g) Paint all parts of the motor. h) Reassemble the motor, fit the motor on the foundation & align with winch include transport iii. Overhaul the magnetic break for:- a) Dismantle the break b) Clean the brake shoes and roughen them. c) Renew oil in the break as OEM recommended d) Check & record the resistance value & resistance of the break solenoids e) Re-assemble & adjust the break and switch gear include transport iv. Overhaul the panels for:- a) Clean the panels thoroughly. b) Check all the contacts for wear and tear, replace all worn out contacts for by-pass arrangement and carryout calibration for VFD & PLC panels. | ||
| 5 | c) Clean all contacts and dress if necessary. d) Check all timers for correct operation. e) Check and calibrate the overload trip device. f) Paint all panels include primer and Paint as Marine suited v. Overhaul the solenoid valves. Carryout trials of the valves vi. Overhaul the Automation System a) Servicing/ Overhaul & Calibrate the SCADA & PLC components b) Repair/ Replace & calibrate the different Sensors fitted to the flap gate & winch system for automation c) Renew & Replace the power & control cables if required as sufficient, suggested by user department. d) Servicing/ Repair 02 in no wired PCs and 03 in no wireless think pads and Calibrate which are connected to Automation system Note:-All routine work cost for item no.1 to 4 are inclusive of coated rate. |
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