1.1 Scope of FprEN 1993 2 (1) This document provides rules for the structural design of steel bridges and steel parts of steel-concrete composite bridges. (2) This document is applicable to the resistance, serviceability and durability of steel bridge structures. (3) The design of tension components and related parts is covered by EN 1993 1 11. NOTE For the design of hangers for tied-arch bridges, additional provisions are given in Annex A. (4) Supplementary requirements for seismic design are given in EN 1998 2. 1.2 Assumptions (1) Unless specifically stated, EN 1990, EN 1991 (all parts), EN 1998 (all parts) and EN 1993 1 (all parts) apply. (2) The design methods given in FprEN 1993 2 are applicable if: - the execution quality is as specified in EN 1090 2 and EN 1090 4, and - the construction materials and products used are as specified in the relevant parts of EN 1993, or in the relevant material and product specifications.
