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省道下广线涿鹿县城绕城公路建设工程建成通车2007年10月28日,省道下广线涿鹿县城绕城公路建设工程主体完工。该工程全长7.4km,设计标准为二级公路,路基宽17m,路面宽16.5m,两侧各设2×0.25m路肩石,路面结构为沥
Under the provincial highway Guangluo County Ring Road construction project was opened to traffic October 28, 2007, under the provincial highway Guangluo County Ring Road construction project is completed. The project has a total length of 7.4km. The design standard is Grade II highway. The roadbed is 17m wide and the road surface is 16.5m wide with 2 × 0.25m road stones on both sides. The pavement structure is Lek