Budimex Kolejnictwo has m.in in its resources. KZESO KCM 007 two-way welding machine with K922-1 head. It is a specialized two-way vehicle equipped with a rail welding complex designed for electrofusion of rails with profiles 60E1 and 49E1 with bevel bevel immediately after welding. In addition, the winches installed in the vehicle allow for tightening short rails, without the need to include equipment for tightening them. The welding machine can be used on both public roads and railway tracks.

Budimex Kolejnictwo has permits to perform termite welds on PLK tracks.