老板刚布置的任务叫我查些BS的桥梁规范具体内容如下：Steel Surface Preparation : BS 7079Metal Coatings: BS EN ISO 1461Sherardized Coatings : BS 4921BS 5911BS8888（工程图标准）Density of the compacted Aggregate base : BS 1377-4 1990
Steel Surface Preparation : BS 7079
Metal Coatings: BS EN ISO 1461
Sherardized Coatings : BS 4921
BS 5911
BS8888（工程图标准）
Density of the compacted Aggregate base : BS 1377-4 1990
BS 3690-1:1989 (1977), Standard Specifications for Asphalt Bitumen
各位行家帮下忙啊
