Track reconstruction - detours / video
An important part of the reconstruction of metro line M3 is the renovation of the entire track, and an interesting and spectacular section of these works is to replace or repair the special track units, the so-called detours.
One of the contractors made a video about the work on these sections of the reconstruction. It can be seen that the new iron parts and structural elements of the detours are first assembled than fixed precisely against displacement. Continue
A frame from the video