全长6. 735km,按双向两车道等外公路进行改建,设计速度20-30km/ h;汽车荷载:公路-II级;K0+000-K0+360段路基宽12m,路面宽10. 5m,K0+400-K2+097段路基宽9m,路面宽7. 5m,K2+117-K6+728. 8段路基宽7. 5m,路面宽 ...
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