Code for Soil Tests for Hydropower and Water Conservancy Projects（DL/T 5355-2006 水电水利工程土工试验规程）

Foreword
1 Scope
2 Normative References
3 General Provisions
4 Soil Classification
5 Soil Samples and Specimen Preparation
5．1 Specimen preparation
5．2 Specimen saturation
6 Water Content Test
6．1 Oven-dryingmethod
6．2 Alcohol buming method
6．3 Pan firing method
7 Density Test
7．1 Ring cufflng method
7．2 Wax sealing method
8 Specific Gravity Test
8．1 Pycnometer method
8．2 Suspending weigh method
8．3 Siphoning method
9 Particle Size Analysis Test
9．1 Sieve analysis method
9．2 Hydrometer method
9．3 Pipet method correction value of temperature
10 Atterberg Limit Test
10．1 Liquid-plastic limit combined determination method
10．2 Liquidlimit test of Casagrande method
10．3 Plastic limit test by thread rolling method
10．4 Shrinkage limit test by shrinkage dish method
11 Wetting Test
12 Shrinkage Test
13 Relative Density Test ofSand
14 Compaction Test
15 Capillary Water Rising Test
15．1 Direct observation method
15．2 Specimen tube method
16 Permeability Test
16．1 Constant head permeability test
16．2 Variable-head permeability test
17 Consolidation Test
17．1 Standard consolidation test
17．2 Rapid test method
17．3 Strain control continuous loading consolidation test
18 CollapsibilityLoess Test
19 Triaxial Shear Test
19．1 General provisions
19．2 Instruments and apparatus
19．3 Specimen preparation and saturation
19．4 Unconsolidation undrained shear （UU） test
……
20 Test of Soil Triaxial Stress and Strain Parameters
21 Pore Pressure Dissipation Test
22 Unconfined Compressive Strength Test
23 Direct Shear Test
24 Cohesionless Soil Natural Angle of Repose
25 Static Lateral Pressure Coefficient Test
26 Swelling Test
27 Uniaxial Tensile Strength Test
28 Vibration Triaxial Test
29 Resonant Column Test
Appendix A （Normative） Requirements and Management of Soil Sample
Appendix B （Normative） General Requirements for Soil Test Instruments Used in Laboratory
Appendix C （Normative） Test Results and Lab Report Writing