Friday, 25 September 2026 Live data, refreshed every few minutes Railway newsहिन्दी
TrainLiveStatus
Train No. 42521 · Suburban

Tbm-gpd EMU (TBM to GPD)

Tambaram to Gummidipundi · 76 km · 35 stops · Runs Mon,Tue,Wed,Thu,Fri,Sat
SeatsMapCoach positionDelay historyReturn: 42522

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Arrival
Station
Departure
  1. Day 1
  2. Start
    Tambaram
    TBM · 0 km
    17:48
  3. 17:52
    Tambaram Sanatorium
    TBMS · 1 km · 1 min halt
    17:53
  4. 17:55
    Chromepet
    CMP · 4 km · 1 min halt
    17:56
  5. 17:58
    Pallavaram
    PV · 6 km · 1 min halt
    17:59
  6. 18:01
    Tirusulam
    TLM · 8 km · 1 min halt
    18:02
  7. 18:03
    Minambakkam
    MN · 9 km · 1 min halt
    18:04
  8. 18:06
    Palavanthangal
    PZA · 10 km · 1 min halt
    18:07
  9. 18:09
    ST Thomas Mount
    STM · 12 km · 1 min halt
    18:10
  10. 18:12
    Guindy
    GDY · 14 km · 1 min halt
    18:13
  11. 18:15
    Saidapet
    SP · 16 km · 1 min halt
    18:16
  12. 18:18
    Mambalam
    MBM · 18 km · 1 min halt
    18:19
  13. 18:21
    Kodambakkam
    MKK · 19 km · 1 min halt
    18:22
  14. 18:24
    Nungambakkam
    NBK · 21 km · 1 min halt
    18:25
  15. 18:27
    Chennai Chetpat
    MSC · 23 km · 1 min halt
    18:28
  16. 18:30
    Chennai Egmore
    MS · 25 km · 1 min halt
    18:31
  17. 18:33
    Chennai Park
    MPK · 26 km · 1 min halt
    18:34
  18. 18:36
    Chennai Fort
    MSF · 27 km · 1 min halt
    18:37
  19. 18:50
    Chennai Beach
    MSB · 29 km · 5 min halt
    18:55
  20. 18:59
    Royapuram
    RPM · 30 km · 1 min halt
    19:00
  21. 19:04
    Washermanpet
    WST · 32 km · 1 min halt
    19:05
  22. 19:11
    Korukkupet Jn
    KOK · 33 km · 1 min halt
    19:12
  23. 19:13
    Tondiarpet
    TNP · 35 km · 1 min halt
    19:14
  24. 19:15
    Voc Nagar
    VOC · 36 km · 1 min halt
    19:16
  25. 19:20
    Tiruvottiyur
    TVT · 38 km · 1 min halt
    19:21
  26. 19:26
    Wimco Nagar
    WCN · 41 km · 1 min halt
    19:27
  27. 19:29
    Kathivakkam
    KAVM · 44 km · 1 min halt
    19:30
  28. 19:35
    Ennore
    ENR · 45 km · 1 min halt
    19:36
  29. 19:42
    Attipattu Pudu Nagar.h
    AIPP · 50 km · 1 min halt
    19:43
  30. 19:44
    Attippattu
    AIP · 51 km · 1 min halt
    19:45
  31. 19:46
    Nandiyampakkam
    NPKM · 52 km · 1 min halt
    19:47
  32. 19:49
    Minjur
    MJR · 55 km · 1 min halt
    19:50
  33. 19:53
    Anuppambattu
    APB · 59 km · 1 min halt
    19:54
  34. 20:00
    Ponneri
    PON · 63 km · 1 min halt
    20:01
  35. 20:16
    Kavaraippettai
    KVP · 70 km · 1 min halt
    20:17
  36. 20:55
    Gummidipundi
    GPD · 76 km
    End

Check seats on 42521

Waitlisted? The percentage is the estimated chance of confirmation. Seats can also open up from a nearby station: open the trip planner.

42521 route map

Stations plotted in order. The line joins stops directly and does not trace the exact track. Map data © OpenStreetMap contributors.

42521 coach position

Coach order appears here once live data for this train loads. What do the codes mean?

How late does 42521 usually run?

We record this train's delay several times a day. A summary will appear here after a few days of observations.

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Tbm-gpd EMU: common questions

What time does 42521 leave Tambaram?

42521 Tbm-gpd EMU is scheduled to depart Tambaram (TBM) at 17:48 and reach Gummidipundi (GPD) at 20:55, a journey of about 03 h 07 min.

On which days does 42521 run?

It runs on Mon, Tue, Wed, Thu, Fri, Sat. On other days there is no run, so live status will show no train for those start dates.

How many stops does 42521 have?

35 scheduled halts over 76 km, including Tambaram Sanatorium, Chromepet, Pallavaram.

What is the return train?

The return service is 42522 Gpd-tbm from Gummidipundi to Tambaram.

Timetable valid from 15-Aug-2026. Timings can change for maintenance, diversions or special notices, so check the live status on the day of travel.

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