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Achining Of Hull Penetration Of Two Stage Mast Uhf / Vhf Machining Of Snort Mast Foundat, MAZAGON-Maharashtra

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.




Tender Notice

33438336
Corrigendum : Achining Of Hull Penetration Of Two Stage Mast Uhf / Vhf Machining Of Snort Mast Foundat
Open Tender
Indian
Maharashtra
MAZAGON
04-10-2022

Tender Details

Achining Of Hull Penetration Of Two Stage Mast Uhf / Vhf Machining Of Snort Mast Foundat

Corrigendum Details

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

Key Value

Document Fees
Refer document
EMD
INR 90000.0 /-
Tender Value
Refer document

BOQ Items

Name of Work:Machining of hull penetration of two stage mast (uhf/vhf), machining of snort mast foundation and machining of penetrations and drilling on pt bulkhead, ph penetrations for MRLC-2
Sl. No. Item Description
1Service 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
2Description : Before Welding (1st Stage Machining) Pre-Machining before the weld build up area (Ø414.0mm X Ø25mm length, Depth of cut 5.00mm Max.).
3Description : 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.).
4Description : 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.).
5Description : 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.).
6Description : 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.).
7Description : After Welding (2nd Stage Machining) Machining of inside diameter #414H7 (Approx. depth in 3 MM Approx.)
8Description : After Welding (2nd Stage Machining) Machining of inside diameter #354+0.1 (Approx. depth in 3 MM Approx.)
9Description : After Welding (2nd Stage Machining) Machining of bottom surface diameter #414H7, depth of 2 MM (Approx.).
10Description : After Welding (2nd Stage Machining) Machining of bottom surface of diameter #354, depth of 2 MM (Approx.).
11Description : After Welding (2nd Stage Machining) Marking, Drilling & tapping of M10 (6 Nos) at PCD #316
12Description : After Welding (2nd Stage Machining) Marking, Drilling & tapping of M16 (12 Nos) at PCD #470
13Service 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
14Description : Machining of surface area (1460 MM X 900 MM , Depth of up to 10 MM Approx.) as per drawing
15Description : Machining of 2 Nos holes to Dia 200 MM Approx. (Pre-machined Dia 195 MM) as per drawing
16Description : Machining of hole to Dia 510MM , depth of 1 MM (Approx.) as per drawing
17Description : Machining of hole to Dia 380 MM , depth of 30 MM (Approx.) as per drawing
18Description : Chamfering of Snort Mast Foundation as per drawing
19Description : Marking & Drilling of Snort Mast Foundation (Bottom- 24 Nos & Top- 25 Nos) as per drawing
20Description : Marking of Dwell Pin holes- 8 Nos
21Service 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
22Description : Boring and Honing of PH connector XX to be modified as per drawing provided by MDL. Material of penetration to be machined.
23Description : Boring and Honing of PH connector IX to be modified as per drawing provided by MDL. Material of penetration to be machined
24Description : Drilling, reaming and honing at pressure tight bulkhead (36 mm thick) for ISUS as per drawing provided by MDL.
25Description : Drilling, reaming and honing at pressure tight bulkhead (36 mm thick) for LAN connection as per drawing provided by MDL.
26Description : Line boring and honing on Access trunk penetration as per drawing provided by MDL
27Description : Machining for increase diameter from 39 mm to 54 mm for existing hole on PT bulkhead
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