This part of ISO10721 specifies the requirements for the fabrication, erection and inspection of structural steelwork in buildings designed accordance with ISO 10721-1, including steelwork in composite steel and concrete structures. This part of ISO10721 is also applicable to bridges, off-shore, and other civil engineering and related structures, but for such structures it may be necessary to consider other requirements. NOTE For welded connections and for structures subject to fatigue, special considerations regarding the scope and field of application are presented in 8.9 and 10.1 respectively of ISO10721-1.