This standard specifies the technical requirements, test methods, and inspection rules for durability repair and protection of railway concrete structures. This standard is applicable to crack repair and durability protection of railway concrete structures, but is not applicable to reinforcement repairs with insufficient bearing capacity. The construction of durability repair and protection projects for concrete structures, in addition to complying with this standard, should also comply with the relevant current national standards.
TB/T 3228-2010 history
2010TB/T 3228-2010 Durability repair and protection for railway concrete structure