12604 train CHENNAI SF EXP
12604 starts from CHZ (Charlapalli) at 17:25 and reaches MAS (Puratchi Thalaivar DR MGR CTL) at 05:40 covering a distance of 692 kms and 19 stations. 12604 is scheduled to run on Sun, Mon, Tue, Wed, Thu, Fri, Sat at 17:25 from CHZ Charlapalli station to reach MAS Puratchi Thalaivar DR MGR CTL at 05:40.
Train 12604 CHENNAI SF EXP
- Train Number: 12604 Name: CHENNAI SF EXP (च्ज् मस् स्फ् इएक्सप्)
- Chart preparation time: same day at 08:02
- Type: SUF (SUPERFAST) covering 692 kms in 12 hours 15 mins
- Frequency: Runs 7 days Sun Mon Tue Wed Thu Fri Sat
- Route: Charlapalli (CHZ) to Puratchi Thalaivar DR MGR CTL (MAS).
- Major Stops: GNT (Guntur JN)
- Coaches: 1 1st & 2nd AC, 2 Second AC, 3 Third AC, 11 Sleeper Class, 1 Sitting & Luggage
12604 chart preparation time
12604 chart preparation time today is 08:02 (08:02 AM) for the train starting from Charlapalli at 17:25.
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 12604 coach position seat map live
12604 train coach position today is:
- ENG
- SLRD
- GEN
- HA1
- A1
- A2
- B1
- B2
- B3
- S1
- S2
- S3
- S4
- S5
- S6
- S7
- S8
- S9
- S10
- S11
Train CHENNAI SF EXP 12604 coach position from engine to rear:
| Pos | Coach | Class |
|---|---|---|
| 1 | ENG | Engine |
| 2 | SLRD | Luggage & Divyang |
| 3 | GEN | General |
| 4 | GEN | General |
| 5 | HA1 | 1A+2A 1st & 2nd AC |
| 6 | A1 | 2A Second AC |
| 7 | A2 | 2A Second AC |
| 8 | B1 | 3A Third AC |
| 9 | B2 | 3A Third AC |
| 10 | B3 | 3A Third AC |
| 11 | S1 | SL Sleeper Class |
| 12 | S2 | SL Sleeper Class |
| 13 | S3 | SL Sleeper Class |
| 14 | S4 | SL Sleeper Class |
| 15 | S5 | SL Sleeper Class |
| 16 | S6 | SL Sleeper Class |
| 17 | S7 | SL Sleeper Class |
| 18 | S8 | SL Sleeper Class |
| 19 | S9 | SL Sleeper Class |
| 20 | S10 | SL Sleeper Class |
| 21 | S11 | SL Sleeper Class |
| 22 | GEN | General |
| 23 | GEN | General |
| 24 | GEN | SLR Sitting & Luggage |
12604 coach composition and seat mapping is of 1 1A+2A, 2 2A, 3 3A, 11 SL, 1 SLR class coaches/bogies/rakes. See live coach position of yesterday, today, and tomorrow here at coach position page.
12604 seat map images:



12604 coach position at station: coach position stays same across station as there are no engine direction reversal stations
| Station | Coach Position |
|---|---|
| CHZ (Charlapalli) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| NLDA (Nalgonda) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| MRGA (Miryalaguda) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| NDKD (Nadikode) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| PGRL (Piduguralla) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| SAP (Sattenapalle) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| GNT (Guntur JN) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| TEL (Tenali JN) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| NDO (Nidubrolu) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| BPP (Bapatla) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| CLX (Chirala) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| OGL (Ongole) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| SKM (Singarayakonda) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| KVZ (Kavali) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| NLR (Nellore) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| GDR (Gudur JN) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| NYP (Nayudupeta) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| SPE (Sullurupeta) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
| MAS (Puratchi Thalaivar DR MGR CTL) | ENG SLRD GEN GEN HA1 A1 A2 B1 B2 B3 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 GEN GEN GEN |
chennai sf exp 12604 train live route map

12604 train route, schedule and stations time table
| Code | Day | Arrival | Departs | Halt | KMs | PF | Station |
|---|---|---|---|---|---|---|---|
| CHZ | 1 | 17:25 | 17:25 | 0 | 0 | 7 | Charlapalli |
| NLDA | 1 | 18:48 | 18:49 | 1 | 97 | 1 | Nalgonda |
| MRGA | 1 | 19:14 | 19:15 | 1 | 135 | 2 | Miryalaguda |
| NDKD | 1 | 19:44 | 19:45 | 1 | 173 | 1 | Nadikode |
| PGRL | 1 | 20:03 | 20:04 | 1 | 195 | 2 | Piduguralla |
| SAP | 1 | 20:29 | 20:30 | 1 | 226 | 1 | Sattenapalle |
| GNT | 1 | 22:00 | 22:10 | 10 | 269 | 1 | Guntur JN |
| TEL | 1 | 22:58 | 23:00 | 2 | 294 | 3 | Tenali JN |
| NDO | 1 | 23:19 | 23:20 | 1 | 316 | 1 | Nidubrolu |
| BPP | 1 | 23:38 | 23:40 | 2 | 337 | 2 | Bapatla |
| CLX | 1 | 23:53 | 23:55 | 2 | 352 | 2 | Chirala |
| OGL | 2 | 00:38 | 00:40 | 2 | 401 | 3 | Ongole |
| SKM | 2 | 00:58 | 01:00 | 2 | 429 | 3 | Singarayakonda |
| KVZ | 2 | 01:28 | 01:30 | 2 | 467 | 3 | Kavali |
| NLR | 2 | 02:13 | 02:15 | 2 | 517 | 3 | Nellore |
| GDR | 2 | 03:03 | 03:05 | 2 | 555 | 1 | Gudur JN |
| NYP | 2 | 03:28 | 03:30 | 2 | 583 | 2 | Nayudupeta |
| SPE | 2 | 03:43 | 03:45 | 2 | 610 | 2 | Sullurupeta |
| MAS | 2 | 05:40 | 05:40 | 0 | 693 | 9 | Puratchi Thalaivar DR MGR CTL |
chennai sf exp 12604 train running status
| Code | PF | Arrival | Departure | Halt |
|---|---|---|---|---|
| CHZ | 7 | 17:25 | 17:25 | 0 |
| NLDA | 1 | 18:48 | 18:49 | 1 |
| MRGA | 2 | 19:14 | 19:15 | 1 |
| NDKD | 1 | 19:44 | 19:45 | 1 |
| PGRL | 2 | 20:03 | 20:04 | 1 |
| SAP | 1 | 20:29 | 20:30 | 1 |
| GNT | 1 | 22:00 | 22:10 | 10 |
| TEL | 3 | 22:58 | 23:00 | 2 |
| NDO | 1 | 23:19 | 23:20 | 1 |
| BPP | 2 | 23:38 | 23:40 | 2 |
| CLX | 2 | 23:53 | 23:55 | 2 |
| OGL | 3 | 00:38 | 00:40 | 2 |
| SKM | 3 | 00:58 | 01:00 | 2 |
| KVZ | 3 | 01:28 | 01:30 | 2 |
| NLR | 3 | 02:13 | 02:15 | 2 |
| GDR | 1 | 03:03 | 03:05 | 2 |
| NYP | 2 | 03:28 | 03:30 | 2 |
| SPE | 2 | 03:43 | 03:45 | 2 |
| MAS | 9 | 05:40 | 05:40 | 0 |