In the return due to heavy traffic after Kharagpur towards Howrah...due to availability of only 1 no. Down line at evening time from kgp to hwh, as both middle and up line after 4 pm in evening gets for running up trains ..so only 1 down line is available for running all down trains including emu, memu, express, sf, premium trains like duronto, humsafar...so Ispat gets delays after Tata and majorly after Kharagpur towards Howrah......4th line Survey between Kgp to Src is underway....hope project gets Approval in comming Budgets and SER will complete it in 4 yrs from then.....So in future after 4th line between Kgp and Src and 3rd line between Tata and Kgp...this late will go