SANS 10120-2 AH-1986 与土木工程施工和合同文件用标准化规范同时使用的操作守则.第2部分:项目规范.第AH节:概述(结构)
Code of practice for use with standardized specifications for civil engineering construction and contract documents Part 2: Project specification Section AH: General (structural)
To meet requirements imposed by various norms of economic development, projects are classified as normal, prestige, subeconomic and labour-based projects.