around 800 as per ok 167 tatka,381 in general,, ladies, and every 1 berth for tt also reserved handicaped,parlimentry,foreign tourists,militery/defene quota,yuva quota and apart from this nearly 6 or 8 per coach kept for emergency which is called ho quota,some times to add extra coach is not possible and suddenly militery/police/hospital/or any other purpose they keep and release at the time of chat making..