20681 train SILAMBU SF EXP
20681 starts from TBM (Tambaram) at 21:00 and reaches SCT (Sengottai) at 08:25 covering a distance of 658 kms and 22 stations. 20681 is scheduled to run on Wed, Fri, Sat at 21:00 from TBM Tambaram station to reach SCT Sengottai at 08:25.
Train 20681 SILAMBU SF EXP
- Train Number: 20681 Name: SILAMBU SF EXP (म्स्-स्स्त् सिलम्बु स्फ् इएक्सप्)
- Chart preparation time: same day at 10:25
- Type: SUF (SUPERFAST) covering 658 kms in 11 hours 25 mins
- Frequency: Runs 3 days Wed Fri Sat
- Route: Tambaram (TBM) to Sengottai (SCT).
- Major Stops: TPJ (Tiruchchirappalli JN)
- Coaches: 10 Sleeper Class, 4 Third AC, 2 Second AC, 1 1st & 2nd AC
20681 chart preparation time
20681 chart preparation time today is 10:25 (10:25 AM) for the train starting from Tambaram at 21:00.
Based on Indian Railways regulations, the First Reservation Chart for morning trains is typically prepared by 08:00 PM the previous evening. For all other departures, the first chart is finalized at least 8-10 hours before the scheduled start time.
The Second and Final Reservation Chart is prepared 30 minutes before the train departs from the charting station. Any last-minute changes or current bookings are reflected only in this final chart.
Train 20681 coach position seat map live
20681 train coach position today is:
- ENG
- SLRD
- GEN
- OCV
- S10
- S9
- S8
- S7
- S6
- S5
- S4
- S3
- S2
- S1
- BE4
- BE3
- B2
- B1
- AE1
- A1
- HA1
- SLR
Train SILAMBU SF EXP 20681 coach position from engine to rear:
| Pos | Coach | Class |
|---|---|---|
| 1 | ENG | Engine |
| 2 | SLRD | Luggage & Divyang |
| 3 | GEN | General |
| 4 | GEN | General |
| 5 | OCV | Other Coaching Vehicle |
| 6 | S10 | SL Sleeper Class |
| 7 | S9 | SL Sleeper Class |
| 8 | S8 | SL Sleeper Class |
| 9 | S7 | SL Sleeper Class |
| 10 | S6 | SL Sleeper Class |
| 11 | S5 | SL Sleeper Class |
| 12 | S4 | SL Sleeper Class |
| 13 | S3 | SL Sleeper Class |
| 14 | S2 | SL Sleeper Class |
| 15 | S1 | SL Sleeper Class |
| 16 | BE4 | 3A Third AC |
| 17 | BE3 | 3A Third AC |
| 18 | B2 | 3A Third AC |
| 19 | B1 | 3A Third AC |
| 20 | AE1 | 2A Second AC |
| 21 | A1 | 2A Second AC |
| 22 | HA1 | 1A+2A 1st & 2nd AC |
| 23 | GEN | General |
| 24 | GEN | General |
| 25 | SLR | Sitting & Luggage |
20681 coach composition and seat mapping is of 10 SL, 4 3A, 2 2A, 1 1A+2A class coaches/bogies/rakes. See live coach position of yesterday, today, and tomorrow here at coach position page.
20681 seat map images:



20681 coach position at station: coach position stays same across station as there are no engine direction reversal stations
| Station | Coach Position |
|---|---|
| TBM (Tambaram) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| CGL (Chengalpattu JN) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| MLMR (Melmaruvathur) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| VM (Villupuram JN) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| VRI (Vriddhachalam JN) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| TPJ (Tiruchchirappalli JN) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| PDKT (Pudukkottai) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| KKDI (Karaikkudi JN) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| DKO (Devakottai Road) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| SVGA (Sivaganga) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| MNM (Manamadurai JN) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| APK (Aruppukkottai) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| VPT (Virudunagar JN) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| TTL (Tiruttangal) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| SVKS (Sivakasi) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| SVPR (Srivilliputtur) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| RJPM (Rajapalayam) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| SNKL (Sankarankovil) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| PBKS (Pambakovil Shandy) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| KDNL (Kadayanallur) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| TSI (Tenkasi JN) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
| SCT (Sengottai) | ENG SLRD GEN GEN OCV S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 BE4 BE3 B2 B1 AE1 A1 HA1 GEN GEN SLR |
silambu sf exp 20681 train live route map

20681 train route, schedule and stations time table
| Code | Day | Arrival | Departs | Halt | KMs | PF | Station |
|---|---|---|---|---|---|---|---|
| TBM | 1 | 21:00 | 21:00 | 0 | 0 | 4 | Tambaram |
| CGL | 1 | 21:28 | 21:30 | 2 | 31 | 8 | Chengalpattu JN |
| MLMR | 1 | 21:53 | 21:55 | 2 | 66 | 3 | Melmaruvathur |
| VM | 1 | 23:00 | 23:02 | 2 | 134 | 5 | Villupuram JN |
| VRI | 1 | 23:42 | 23:44 | 2 | 188 | 3 | Vriddhachalam JN |
| TPJ | 2 | 01:45 | 01:50 | 5 | 311 | 5 | Tiruchchirappalli JN |
| PDKT | 2 | 02:28 | 02:30 | 2 | 364 | 3 | Pudukkottai |
| KKDI | 2 | 03:03 | 03:05 | 2 | 400 | 3 | Karaikkudi JN |
| DKO | 2 | 03:10 | 03:11 | 1 | 405 | Devakottai Road | |
| SVGA | 2 | 03:38 | 03:40 | 2 | 441 | 2 | Sivaganga |
| MNM | 2 | 04:03 | 04:05 | 2 | 462 | 1 | Manamadurai JN |
| APK | 2 | 04:44 | 04:45 | 1 | 506 | 1 | Aruppukkottai |
| VPT | 2 | 05:18 | 05:20 | 2 | 528 | 1 | Virudunagar JN |
| TTL | 2 | 05:34 | 05:35 | 1 | 550 | Tiruttangal | |
| SVKS | 2 | 05:43 | 05:44 | 1 | 552 | 1 | Sivakasi |
| SVPR | 2 | 05:59 | 06:00 | 1 | 569 | 1 | Srivilliputtur |
| RJPM | 2 | 06:13 | 06:15 | 2 | 581 | 2 | Rajapalayam |
| SNKL | 2 | 06:38 | 06:40 | 2 | 613 | 2 | Sankarankovil |
| PBKS | 2 | 06:54 | 06:55 | 1 | 625 | 1 | Pambakovil Shandy |
| KDNL | 2 | 07:09 | 07:10 | 1 | 634 | 1 | Kadayanallur |
| TSI | 2 | 07:33 | 07:35 | 2 | 650 | 1 | Tenkasi JN |
| SCT | 2 | 08:25 | 08:25 | 0 | 658 | 1 | Sengottai |
silambu sf exp 20681 train running status
| Code | PF | Arrival | Departure | Halt |
|---|---|---|---|---|
| TBM | 4 | 21:00 | 21:00 | 0 |
| CGL | 8 | 21:28 | 21:30 | 2 |
| MLMR | 3 | 21:53 | 21:55 | 2 |
| VM | 5 | 23:00 | 23:02 | 2 |
| VRI | 3 | 23:42 | 23:44 | 2 |
| TPJ | 5 | 01:45 | 01:50 | 5 |
| PDKT | 3 | 02:28 | 02:30 | 2 |
| KKDI | 3 | 03:03 | 03:05 | 2 |
| DKO | 03:10 | 03:11 | 1 | |
| SVGA | 2 | 03:38 | 03:40 | 2 |
| MNM | 1 | 04:03 | 04:05 | 2 |
| APK | 1 | 04:44 | 04:45 | 1 |
| VPT | 1 | 05:18 | 05:20 | 2 |
| TTL | 05:34 | 05:35 | 1 | |
| SVKS | 1 | 05:43 | 05:44 | 1 |
| SVPR | 1 | 05:59 | 06:00 | 1 |
| RJPM | 2 | 06:13 | 06:15 | 2 |
| SNKL | 2 | 06:38 | 06:40 | 2 |
| PBKS | 1 | 06:54 | 06:55 | 1 |
| KDNL | 1 | 07:09 | 07:10 | 1 |
| TSI | 1 | 07:33 | 07:35 | 2 |
| SCT | 1 | 08:25 | 08:25 | 0 |