Procedure closing tracks double track blocking (1 Ergebnisse)

On the procedure for closing one of the tracks of double-track blocking sections and switching to single-track traffic, and on the procedure for restoring double-track traffic on such sections. In Russian /O poryadke zakrytiya odnogo iz putey dvukhputnykh blokirovochnykh uchastkov i perekhoda na odnoputnoe dvienie, a ravno i o poryadke vosstanovleniya dvukhputnogo dvieniya na takikh uchastkakh.