For some of the trains in SCR like for 24 coach trains (eg:- Venkatadri, charminar.etc) the coupling Technique between coaches are similar to Goods trains for better linking & strong bondage between Coaches ..Next You can Observe the Coupling b/w coaches from other trains to Charminar express.. U can find difference its visible .. directly
hence these trains frequently exposed to jerks , Me also faced same problems Yesterday ( 5-04-2011 ) in venkatadri express from TPTY-KCG