South Central Railway has announced large-scale changes in train operations due to pre-non-interlocking and non-interlocking works at Mandamari station. The works are part of the ongoing tripling project on the Kazipet–Balharshah section under Secunderabad Division. The changes will impact several long-distance express and special trains during late January and February 2026.

According to the railway zone, the engineering works are essential for capacity enhancement on the busy corridor, but will temporarily affect passenger train movements, including cancellations, diversions, rescheduling, and short regulations.

Several long-distance express and special trains cancelled

A total of 16 train services have been cancelled on different dates due to the block. These include popular Raptisagar Superfast Express services connecting Gorakhpur, Barauni, Ernakulam, and Thiruvananthapuram North, as well as long-distance trains linking Madurai, Chandigarh, Korba, and Lal Kuan.

Multiple special trains running between Danapur, SMVT Bengaluru, Kanpur Central, and KSR Bengaluru have also been cancelled on select days. Passengers booked on these trains are advised to check cancellation details carefully and opt for refunds or alternate services.

Sl No.Train No. & DescriptionJourney CommencingDay of Services
1Train No. 12511 Gorakhpur — Thiruvananthapuram North Raptisagar Superfast Express12.02.2026
&
13.02.2026
Thursday,
&
Friday
2Train No. 12512 Thiruvananthapuram North —Gorakhpur Raptisagar Superfast Express10.02.2026
&
11.02.2026
Tuesday,
&
Wednesday
3Train No. 12521 Barauni —Ernakulam Raptisagar Superfast Express09.02.2026Monday
4Train No. 12522 Ernakulam —Barauni Raptisagar Superfast Express13.02.2026Friday
5Train No.22647 Korba — Thiruvananthapuram North Superfast Express28th & 31.01.2026,
04th, 07th, 11th & 14.02.2026
Wednesday
&
Saturday
6Train No.22648 Thiruvananthapuram North — Korba Superfast Express26th & 29. 01.2026,
02nd, 05th,09th & 12.02.2026
Monday
&
Thursday
7Train No.20493 Madurai — Chandigarh Superfast Express11.02.2026
&
15.02.2026
Wednesday
&
Sunday
8Train No.20494 Chandigarh — Madurai Superfast Express09.02.2026
&
13.02.2026
Monday
&
Friday
9Train No.03251 Danapur— SMVT Bengaluru Special (via Perambur, Katpadi, Jolarpettai)08.02.2026
&
09.02.2026
Monday
&
Sunday
10Train No.03252 SMVT Bengaluru — Danapur Special (via Jolarpettai, Katpadi and Perambur)10.02.2026
&
11.02.2026
Tuesday
&
Wednesday
11Train No. 03259 Danapur— SMVT Bengaluru Special (via Perambur, Katpadi, Jolarpettai)03.02.2026
&
10.02.2026
Tuesday
12Train No.03260 SMVT Bengaluru — Danapur Special (via Jolarpettai, Katpadi and Perambur)05.02.2026
&
12.02.2026
Thursday
13Train No.04131 Kanpur Central — SMVT Bengaluru Special (via Katpadi & Jolarpettai)01.02.2026
&
08.02.2026
Sunday
14Train No. 04132 SMVT Bengaluru — Kanpur Central Special (Jolarpettai & Katpadi)04.02.2026
&
11.02.2026
Wednesday
15Train No. 05073 KSR Bengaluru – Lal Kuan Special (via Jolarpettai, Katpadi)03.02.2026
&
10.02.2026
Tuesday
16Train No.05074 Lal Kuan — KSR Bengaluru Special (Katpadi and Jolarpettai)31.01.2026
&
07.02.2026
Saturday

Major diversions announced; select trains rescheduled and regulated

In addition to cancellations, South Central Railway has diverted at least 14 train services via alternate routes to bypass the work-affected section. These include Indore–Thiruvananthapuram North Express, Ernakulam–Barauni Raptisagar Express, and several Danapur–SMVT Bengaluru special trains. The diverted routes pass through key junctions such as Vijayawada, Kazipet, Nizamabad, Itarsi, Bhusaval, and Akola.

Sl No.Train No. & DescriptionJourney CommencingDay of ServicesDiverted Route
1Train No. 22645 Indore —Thiruvananthapuram North Superfast Express09.02.2026MondayPimpalkhuti,Mudkhed,Nizamabad, Maula Ali, Kazipet, Vijayawada, Gudur
2Train No. 22646
Thiruvananthapuram North —Indore Superfast Express
07.02.2026SaturdayGudur, Vijayawada, Kazipet, Maula Ali, Nizamabad, Mudkhed, Pimpalkhuti
3Train No. 12512 Thiruvananthapuram North — Gorakhpur Raptisagar Superfast Express27th & 28.01.2026,
01st & 03.02.2026
Tuesday,
Wednesday,
Sunday
Gudur, Vijayawada, Kazipet, Maula Ali,Nanded, Purna, Akola, Malkapur, Bhusaval, Khandwa, Itarsi
4Train No. 12522
Ernakulam—Barauni Raptisagar Superfast Express
30.01.2026
&
06.02.2026
FridayGudur, Vijayawada, Kazipet, Maula Ali,Nanded, Purna, Akola, Malkapur, Bhusaval, Khandwa, Itarsi
5Train No. 03241 Danapur— SMVT Bengaluru Special (via Perambur, Katpadi, Jolarpettai)06th & 07.01.2026,
&
13.02.2026
Friday, SaturdayItarsi, Khandwa, Bhusaval, Malkapur, Akola, Purna, Nizamabad, Peddapalli, Warangal
6Train No.03242 SMVT Bengaluru — Danapur Special (via Jolarpettai, Katpadi & Perambur)08. 02.2026,
&
09.02.2026
Monday,
Monday
Warangal, Peddapalli, Nizamabad, Purna, Akola, Malkapur, Bhusaval, Khandwa, Itarsi,
7Train No. 03245 Danapur— SMVT Bengaluru Special (via Perambur, Katpadi, Jolarpettai)04.02.2026,
&
11.02.2026
WednesdayItarsi, Khandwa, Bhusaval, Malkapur, Akola, Purna, Nizamabad, Peddapalli, Warangal
8Train No.03246 SMVT Bengaluru — Danapur Special (via Jolarpettai, Katpadi & Perambur)06.02.2026,
&
13.02.2026
FridayWarangal, Peddapalli, Nizamabad, Purna, Akola, Malkapur, Bhusaval, Khandwa, Itarsi,
9Train No. 03247 Danapur— SMVT Bengaluru Special (via Perambur, Katpadi & Jolarpettai)05.02.2026,
&
12.02.2026
ThursdayItarsi, Khandwa, Bhusaval, Malkapur, Akola, Purna, Nizamabad, Peddapalli, Warangal
10Train No.03248 SMVT Bengaluru — Danapur Special (via Jolarpettai, Katpadi & Perambur)07.02.2026,
&
14.02.2026
SaturdayWarangal, Peddapalli, Nizamabad, Purna, Akola, Malkapur, Bhusaval, Khandwa, Itarsi,
11Train No. 03679 Dhanbad — Coimbatore Special31.01.2026,
&
07.02.2026
SaturdayItarsi, Khandwa, Bhusaval, Malkapur, Akola, Purna, Nizamabad, Peddapalli, Warangal
12Train No. 03680 Coimbatore— Dhanbad Special03.02.2026,
&
10.02.2026
TuesdayWarangal, Peddapalli, Nizamabad, Purna, Akola, Malkapur, Bhusaval, Khandwa, Itarsi,
13Train No.06509 KSR Bengaluru — Danapur Special (Jolarpettai, Katpadi, Arakkonam & Perambur)26.01.2026,
&
02nd & 09.02.2026
MondayDharmavaram, Wadi, Daund, Bhusaval, Itarsi,
14Train No. 06510 Danapur— KSR Bengaluru Special (via Perambur, Arakkonam, Katpadi & Jolarpettai)28.01.2026,
&
04th & 11.02.2026
WednesdayItarsi, Bhusaval, Daund, Wadi, Dharmavaram,

Some trains will also face time changes. The Yesvantpur–Lucknow Express and the Jogbani–Erode Amrit Bharat Express have been rescheduled by 60 minutes on select dates. Meanwhile, premium services such as the Hazrat Nizamuddin–Dr MGR Chennai Central Garib Rath and Rajdhani Express will be regulated en route by 30 to 45 minutes.

Passengers are advised to verify train status through official railway enquiry systems before starting their journey, as schedules may vary depending on the date of travel and operational requirements during the block period.