京港澳高速公路河北段改扩建工程研究

介绍了原路基宽度和改扩建后新路基宽度。描述了原有路基状况、改扩建路基用土石方数量和来源及对特殊路基采用的技术措施、路基防护手段、新建及改造路段路面结构,为同类工程提供技术参考。

This paper introduces the original roadbed width and new roadbed width after reconstruction. Describes the origi- nal roadbed condition, earth work quantity and the sources of reorganization and expansion roadbed, and technology measures, protection means, pavement structure adopted for special roadbed, provide technical reference for similar projects.