General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 12328-1990
Scope
This standard is applicable to the compilation and publication of comprehensive engineering geological maps with international or free framing and auxiliary Figures. The legends and color codes stipulated in this standard are important components of comprehensive engineering geological maps, the main form and means of expressing engineering geological achievements, the common language for reading maps, and the basis for printing comprehensive engineering geological maps.
GB/T 12328-1990 history
1990GB/T 12328-1990 Legend and color standard for comprehensive engineering geological map