NF F58-500-2*NF EN 13231-2:2020 Railway applications - Track - Acceptance of works - Part 2 : acceptance of reprofiling rails in plain line, switches, crossings and expansion devices
2020NF F58-500-2*NF EN 13231-2:2020 Railway applications - Track - Acceptance of works - Part 2 : acceptance of reprofiling rails in plain line, switches, crossings and expansion devices