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在道路建筑中,砂、石、砾石等的路面材料的运输费用,在工程费用中占相当大的比例,因此正确地决定采料场的供应范围,对减少此项工程费用是有很大的意义,在H.H.伊万诺夫所著的公路路面学中(上册202-204页及249-251页),就指出了根据经济分析,以解决这个问题的方法。现在概略的介绍如下:在一般情况下,运到施工地点的每一公里所需的某项粒料的价值
In road construction, the transportation cost of pavement materials such as sand, stone and gravel accounts for a considerable proportion of the construction cost. Therefore, it is very important to reduce the cost of the project by correctly determining the scope of supply of the mining site Meaning, in HH Ivanov’s Road Pavement Studies (vol. 202-204 and p. 249-251), points out the way to solve this problem based on economic analysis. Now a brief introduction is as follows: In general, the value of a certain pellet required for every kilometer transported to the construction site