..........................................................................................5529.4承包工程范围..................................................................................................5530公路交通工程专业承包资质标准...................................................................5630.1一级资质标准(公路安全设施分项)..........................................................5630.2二级资质标准(公路安全设施分项)..........................................................5630.3一级资质标准(公路机电工程分项)..........................................................5730.4二级资质标准(公路机电工程分项).........................................................5830.5承包工程范围..................................................................................................5831铁路电务工程专业承包资质标准..................................................................59
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