SRC WAP-4 # 22373 comes curving up gradient in a mad rage powering the 22807 Up Santragachi (SRC ) - Chennai Central (MAS) SF AC Express on its inaugural run meets SRC WAP-4 # 22825 powering the Howrah bound 12859 CSTM - Howrah Gitanjali SF Express.br Location : Kharagpur - Howrah Section of South Eastern Railway.