General Order of Precedence of Trains:
Unless specific orders to the contrary are issued by the COM or by those acting on his behalf, the following
general orders of precedence shall be observed by control and stations.
1. ARME, ART proceeding to the site of accident.
2....
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President’s and VVIP’s specials (Unless otherwise specified in the Time Table).
3. Suburban train in peak rush direction.
4. Super fast trains like Shatabdi, Rajdhani etc.
5. Mail / Express trains.
6. Military personnel special, if instructed by emergency control/DOM.
7. Fast Passenger train
8. Special engaged by the public. (Precedence order may be revised)
9. Passenger trains.
10. Mixed trains.
11. Military stores special.
12. Express or special goods train.
13. Through goods train.
14. Accident relief train returning from the site of accident (unless otherwise ordered).
15. Shunting and van goods train.
16. Departmental trains.
Info from Operations Manual of railways
Please add this info to #FAQ #ADMINS

(i) A Passenger train nearing the end of its run should not normally be detained in preference
to a train which has a longer run before it, as the latter train is more likely to make up time
and reach its destination punctually than the former.
(ii) A train running to time should not be detained more than 30 minutes to...
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effect crossing on
single line. (This should be decided by the Division based on actual condition.)
(iii) A train running late due to defective engine, or defect in rolling stock or any other cause
which is likely to continue to operate against it and prevent it from making up time, should
generally give way to a train running properly.
Info from Operating Manual