It deals not only with the influence of environment on structures, but also with types, functions and importance of structures based on the theory of life cycle cost (LCC).

• 混凝土结构耐久性环境区划标准在结构全寿命周期成本原理基础上考虑了环境对结构的影响，并将结构的重要性、结构形式和功能等多方面因素一并纳入考虑之中。