Tambaram–Jasidih Ratna Express

The 12375/12376 Tambaram–Jasidih Junction Ratna Weekly Superfast Express (formerly Chennai Central–Asansol Ratna Express) is a Express train of the Indian Railways connecting Chennai Tambaram in Tamil Nadu and Jasidih Junction in Jharkhand. It is currently being operated with 12375/12376 train numbers on a weekly basis.

Service
The 12375/Tambaram–Jasidih Junction Ratna Weekly Express has an average speed of 56 km/h and covers 1872 km in 33 hrs 25 mins. 12376/Jasidih Junction–Tambaram Ratna Weekly Express has an average speed of 54 km/h and covers 1872 km in 34 hrs 45 mins.

Route and halts
The important halts of the train are:


 * Tambaram
 * Chennai Egmore
 * Vijayawada Junction
 * Eluru
 * Visakhapatnam Junction
 * Vizianagaram Junction
 * Rayagada
 * Titlagarh Junction
 * Sambalpur Junction
 * Jharsuguda Junction
 * Rourkela Junction
 * Chakradharpur
 * Purulia Junction
 * Joychandi Pahar (Adra alternative)
 * Asansol Junction
 * Jasidih

Coach composition
The train has newly manufacturef LHB rakes with max speed of 110 kmph. The train consists of 22 coaches :


 * 1 AC II Tier
 * 6 AC III Tier
 * 10 Sleeper Coaches
 * 2 General Unreserved
 * 1 Pantry Car
 * 2 End On Generator Cars (EOG)

Traction
Both trains are hauled by an Erode shed-based WAP-4 electric locomotive from Tambaram to Visakhapatnam, from Visakhapatnam it is hauled by a Tatanagar shed based WAP-7 locomotive up to Asansol and from Asansol to Jasidih by a Howrah shed based WAP-7 locomotive and vice versa.

Direction reversal
The train reverses its direction 1 times:


 * Visakhapatnam Junction
 * Asansol Junction