UIC 719-1 Ed. 1 (2011)
UIC 719-1 Ed. 1 (2011) Recommendations For The Use Of Under Ballast Mats - Ubm Describes the field of application for Under Ballast Mats (UBM), the exigencies that can be solved by the use of UBM, the technical and physical parameters to take into account for UBM acceptance and