請問粒徑分佈曲線 - 土木

By Kama
at 2009-01-08T17:27
at 2009-01-08T17:27
Table of Contents
請問一下,小弟最近收到一包土。
裡面的土顆粒從礫石到黏土都有。
這樣的土壤讓我在做粒徑分佈曲線的時候出現疑惑
針對細粒土壤,因為進行比重瓶試驗需先將土壤過篩,將粗顆粒去除。
如此看似可以求得細部土壤的分部曲線,但是這樣的話。
就會因為我把粗粒料過濾了,使得細粒土壤在比重計試驗中所求得的比例增加。
也就是說,這樣的處理方式會使得我的整個粒徑分部曲線
會有高估細粒料含量的問題。
請問各位先進,我這樣的想法有沒有問題呢?
感謝回答~~~~
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