在不产砂石地区修筑晴雨通车的公路路面,首先要发动群众普查公路沿线附近地区有没有可用的路面材料,如旧砖、礓石、粗砂、炉碴等等。凡是一切能改善土路的骨料及结合料都要充分利用,贯彻就地取材的原则,达到节约建筑费用,运输量及节省劳力和时间的目 In the area of ​​non-gravel stone building rainy weather on the road, we must first mobilize mass census highway near the area there is no available pavement materials, such as the old brick, stone, grit, slag and so on. All can improve the dirt road aggregate and binder should make full use of the principle of local material, to save construction costs, transport volume and labor-saving and time of the head