Mazagon Dock Limited has published Achining Of Hull Penetration Of Two Stage Mast Uhf / Vhf Machining Of Snort Mast Foundat. Submission Date for this Tender is 04-10-2022. Marine Work Tenders in MAZAGON Maharashtra. Bidders can get complete Tender details and download the document.
Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
1 | 09-Aug-2022 | Technical Bid | Technical Bid | 26-08-2022 |
2 | 26-Aug-2022 | Tender closing date is extended upto 02.09.2022 | Date | 02-09-2022 |
3 | 02-Sep-2022 | Tender closing date is extended upto 09.09.2022 | Date | 09-09-2022 |
4 | 09-Sep-2022 | Tender closing date is extended upto 23.09.2022 | Date | 23-09-2022 |
5 | 23-Sep-2022 | EXTENSION OF TENDER CLOSING DATE | Date | 30-09-2022 |
6 | 30-Sep-2022 | Tender closing date is extended upto 04.10.2022 | Date | 04-10-2022 |
Sl. No. | Item Description |
1 | Service Short text:- 2 STAGE MAST Service Group:- 1402104 - MACHINING JOBS (MAJOR WORK VIZ PROPELLER SHAFTS, RUDDERS, ETC). The Line item 10 covers the following services from line item 20 to 120 |
2 | Description : Before Welding (1st Stage Machining) Pre-Machining before the weld build up area (Ø414.0mm X Ø25mm length, Depth of cut 5.00mm Max.). |
3 | Description : Before Welding (1st Stage Machining) Pre-Machining before the weld build up area (Ø 354.0mm X Ø122mm length, Depth of cut 5.00mm Max.). |
4 | Description : Before Welding (1st Stage Machining) Machining of Bottom surface of hull penetration area (Ø510.0mm to Ø414.0mm, Depth of cut 1 to 3.00mm Max.). |
5 | Description : Before Welding (1st Stage Machining) Machining of Top surface of hull penetration area (Ø414.0mm to Ø354.0mm, with Depth of cut 1 to 3.00mm Max.). |
6 | Description : Before Welding (1st Stage Machining) Machining of Top surface of hull penetration area (Ø354.0mm to Ø294.0mm, with Depth of cut 1 to 3.00mm Max.). |
7 | Description : After Welding (2nd Stage Machining) Machining of inside diameter #414H7 (Approx. depth in 3 MM Approx.) |
8 | Description : After Welding (2nd Stage Machining) Machining of inside diameter #354+0.1 (Approx. depth in 3 MM Approx.) |
9 | Description : After Welding (2nd Stage Machining) Machining of bottom surface diameter #414H7, depth of 2 MM (Approx.). |
10 | Description : After Welding (2nd Stage Machining) Machining of bottom surface of diameter #354, depth of 2 MM (Approx.). |
11 | Description : After Welding (2nd Stage Machining) Marking, Drilling & tapping of M10 (6 Nos) at PCD #316 |
12 | Description : After Welding (2nd Stage Machining) Marking, Drilling & tapping of M16 (12 Nos) at PCD #470 |
13 | Service Short text:- SNORT MAST FOUNDATION Service Group:- 1402104 - MACHINING JOBS (MAJOR WORK VIZ PROPELLER SHAFTS, RUDDERS, ETC) The Line item 130 covers the following services from 140 to 200 |
14 | Description : Machining of surface area (1460 MM X 900 MM , Depth of up to 10 MM Approx.) as per drawing |
15 | Description : Machining of 2 Nos holes to Dia 200 MM Approx. (Pre-machined Dia 195 MM) as per drawing |
16 | Description : Machining of hole to Dia 510MM , depth of 1 MM (Approx.) as per drawing |
17 | Description : Machining of hole to Dia 380 MM , depth of 30 MM (Approx.) as per drawing |
18 | Description : Chamfering of Snort Mast Foundation as per drawing |
19 | Description : Marking & Drilling of Snort Mast Foundation (Bottom- 24 Nos & Top- 25 Nos) as per drawing |
20 | Description : Marking of Dwell Pin holes- 8 Nos |
21 | Service Short text:- IN-SITU MACHINING Service Group:- 1402104 - MACHINING JOBS (MAJOR WORK VIZ PROPELLER SHAFTS, RUDDERS, ETC) The Line item 210 covers the following services from 220 to 270 |
22 | Description : Boring and Honing of PH connector XX to be modified as per drawing provided by MDL. Material of penetration to be machined. |
23 | Description : Boring and Honing of PH connector IX to be modified as per drawing provided by MDL. Material of penetration to be machined |
24 | Description : Drilling, reaming and honing at pressure tight bulkhead (36 mm thick) for ISUS as per drawing provided by MDL. |
25 | Description : Drilling, reaming and honing at pressure tight bulkhead (36 mm thick) for LAN connection as per drawing provided by MDL. |
26 | Description : Line boring and honing on Access trunk penetration as per drawing provided by MDL |
27 | Description : Machining for increase diameter from 39 mm to 54 mm for existing hole on PT bulkhead |
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