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一、发展水泥混凝土路面是我国公路建设事业发展的需要公路路面的好坏,直接影响公路运输效益及行车安全。建国以来,我们在进行公路建设的同时,一直重视路面的改善和提高。50年代初期,由于交通量不大,我们主要发展了泥结碎石路面和砂砾路面。60年代,随着公路货物运输量的增长,在一些干线公路上,砂石路面已不能适应公路交通量增长的需要。交通部向
First, the development of cement concrete pavement is the development of China’s road construction needs highway pavement is good or bad, a direct impact on road transport efficiency and traffic safety. Since the founding of the People’s Republic, we have always attached great importance to the improvement and improvement of roads while carrying out road construction. In the early 1950s, we mainly developed masonry gravel paving and gravel pavement due to the small amount of traffic. In the 1960s, along with the increase in the volume of freight traffic on highways, gravel road surfaces could no longer meet the needs of increased road traffic on some trunk roads. Ministry of Communications