This standard specifies the terms and definitions, designation, order information, dimension, shape, mass, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of structural steel for bridge. The standard is applicable to structural steel sheet for bridge with the thickness up to 150 mm inclusive, structural steel strip and cutting length for bridge with the thickness up to 25.4 mm inclusive as well as structural sections for bridge with the thickness up to 40 mm inclusive.