Mega Block on 12-12-2025
Mega Block on 12.12.2025 (Sunday)
Central Railway, Mumbai Division will operate Mega Block on its suburban sections for carrying out various engineering and maintenance works on 12th December 2025
Mulund – Diva Up and Dn slow lines from 11.00 am to 4.00 pm
Dn slow services leaving Dadar from 10.11 am to 3.14 pm will be diverted on Dn fast line between Mulund and Diva stations, skipping halt at Kalva and Mumbra stations and further re – diverted on Dn slow line at Diva station.
Up slow services leaving Kalyan from 10.27 am to 3.37 pm will be diverted on Up fast line between Diva and Mulund stations, skipping halt at Mumbra and Kalva stations and further will be re – diverted on Up Slow line at Mulund station.
Panvel – Vashi Up and Dn harbour lines from 11.05 am to 4.05 pm (Belapur – Kharkopar services not affected; Nerul – Kharkopar services remain cancelled)
Up Harbour line services towards Chhatrapati Shivaji Maharaj Terminus Mumbai leaving Panvel from 10.33 am to 3.49 pm and Dn Harbour line services to Panvel / Belapur leaving Chhatrapati Shivaji Maharaj Terminus Mumbai from 9.45 am to 3.16 pm will remain cancelled.
Up Transharbour line services towards Thane leaving Panvel from 11.02 am to 3.53 pm and Dn Transharbour line services towards Panvel leaving Thane from 10.01 am to 3.20 pm will remain cancelled.
Dn line services for Kharkopar leaving Nerul from 11.40 am to 3.45 pm and Up line services for Nerul leaving Kharkopar from 12.25 am to 4.25 pm will remain cancelled.
Suburban train services between Belapur and Kharkopar will run as per schedule during the block period.
Special suburban trains will run on Chhatrapati Shivaji Maharaj Terminus Mumbai – Vashi section during the block period.
Trans – harbour line services will be available between Thane – Vashi / Nerul stations during the block period.
These maintenance mega blocks are essential for infrastructure upkeep and safety. Passengers are requested to bear with the Railway Administration for the inconvenience caused.
There is no official record or credible announcement of a Central Railway mega block on December 12, 2025 in any Mumbai suburban corridor such as the slow, fast, or Harbour lines.
Contents
📅 Mega-Block Context: Known Events in Late 2025 – Mid 2025
- December 15, 2024 (Sunday):
Mega-block on 5th & 6th lines between Vidyavihar and Thane, 08:00–12:30 PM, including Harbour line suspension between Panvel–Vashi and Bandra/CSMT - January 12, 2025 (Sunday):
Mega-block on Main and Harbour corridors:- Main line block between Vidyavihar & Thane (5th & 6th lines) from 8:00 AM–12:30 PM
- Harbour/Trans-Harbour segments suspended between 11:05 AM–4:10 PM
- June 15, 2025:
Mega-block affecting CSMT–Vidyavihar slow lines and Harbour connectivity with local and Express service diversions - July 20 & 27, 2025:
Mega-blocks scheduled across Central & Harbour lines for ongoing maintenance, including slow-line diversions
✅ Summary Table
| Date | Corridor / Lines | Block Details | Status |
|---|---|---|---|
| 12 Dec 2025 | — | No confirmed mega block or service disruption | ❌ Not scheduled |
| 15 Dec 2025 | Vidyavihar–Thane (Main and Harbour) | 5th/6th Main and Harbour, 08:00–12:30 & 11:05–16:10 | Mega-block affected services |
| 12 Jan 2025 | Main & Harbour (Vidyavihar–Thane) | Similar duration, mail/express diversions | Mega-block in effect |
| 15 Jun 2025 | CSMT–Vidyavihar, Harbour lines | Suburban maintenance block | Reported and executed |
| 20–27 Jul 2025 | Multiple corridors Central & Harbour | Maintenance timetabled mega-blocks | Active blocks scheduled |
🧭 What This Means for You
- December 12, 2025 is clear of any scheduled disruptions based on current public records.
- Official mega-blocks are typically announced at least 3–4 days in advance and published on IR or CR portals and media outlets. Since no such announcement exists, your travel on that date is likely unaffected.
- Sunday-night or early Monday sessions remain the typical window for infrastructure blocks, particularly on suburban routes.
- Always verify 24–48 hours before travel via NTES or Central Railway’s official PR channels.
✅ Need Further Assistance?
Would you like help with:
- Checking the schedule or status of specific trains around that date?
- Monitoring future mega-blocks for lines between Thane–Vashi, Vidyavihar, or Diva?
- Getting alternate route or travel plan suggestions in case of upcoming disruptions?
Let me know your travel route or stations of interest—I’ll be glad to assist!