《土的工程分類標(biāo)準(zhǔn)》共分5 章，主要內(nèi)容有: 總則，術(shù)語、符號(hào)和代號(hào)，基本規(guī)定，土的分類，土的簡易鑒別、分類和描述等。另有一個(gè)附錄。

GBT50145-20071······1

1總則······8

2術(shù)語、符號(hào)和代號(hào)······9

2.1術(shù)語······9

2.2符號(hào)······10

2.3代號(hào)······10

3基本規(guī)定······13

4土的分類······15

5土的簡易鑒別、分類和描述······18

5.1簡易鑒別方法······18

5.2鑒別分類······19

5.3土的描述······20

附錄A 土的工程分類體系框圖······21

本標(biāo)準(zhǔn)用詞說明······22

附：條文說明······24

1總則······25

2術(shù)語、符號(hào)和代號(hào)······26

2.1術(shù)語······26

2.2符號(hào)······26

2.3代號(hào)······26

3基本規(guī)定······27

4土的分類······29

5土的簡易鑒別、分類和描述······33

5.1簡易鑒別方法······33

5.2鑒別分類······33

5.3土的描述······33