|
Temel Zemin Tipleri ve Sınıflandırması |
| General Classification | Granular Materials
(35% or less passing No. 200) | Silt-Clay Materials
(More than 35% passing No. 200) | | Group classification | A-1 | A-3 | A-2 | A-4 | A-5 | A-6 | A-7 | | A-1-a | A-1-b | A-2-4 | A-2-5 | A-2-6 | A-2-7 | A-7-5
A-7-6 | Sieve analysis, % passing:
No. 10 (200 mm)
No. 40 (425 µm)
No. 200 (75 µm) |
50 max
30 max
15 max |
...
50 max
25 max |
...
51 min
10 max |
...
...
35 max |
...
...
35 max |
...
...
35 max |
...
...
35 max |
...
...
36 min |
...
...
36 min |
...
...
36 min |
...
...
36 min | Characteristics of fraction
passing No. 40 (425 µm)
Liquid limit
Plasticity |
...
6 max |
...
N.P. |
40 max
10 max |
41 min
10 max |
40 max
11 min |
41 min
11 min |
40 max
10 max |
41 min
10 max |
40 max
11 min |
41 min
11 min* | Usual types of significant
constituent materials | Stone Fragments
Gravel and Sand | Fine
Sand | Silty or Clayey Gravel and Sand | Silty Soils | Clayey Soils | | General rating as subgrade | Excellent to Good | Fair to Poor |
 |
