1.1 Scope of prEN 1993-1-2(1) This document provides rules for the design of steel structures for the accidental situation of fire exposure. This Part of EN 1993 only identifies differences from, or supplements to, normal temperature design.(2) This document applies to steel structures required to fulfil a loadbearing function.(3) This document does not include rules for separating function.(4) This document gives principles and application rules for the design of structures for specified requirements in respect of the aforementioned function and the levels of performance.(5) This document applies to structures, or parts of structures, that are within the scope of EN 1993 1 1 and are designed accordingly.(6) This document is intended to be used in conjunction with EN 1991-1-2, EN 1993-1-1, EN 1993 1-3, EN 1993-1-4, EN 1993-1-5, EN 1993-1-6, EN 1993-1-7, EN 1993-1-8, EN 1993-1-11, EN 1993-1-13 or EN 1993-1-14.1.2 Assumptions(1) Unless specifically stated, EN 1990, EN 199