Excavations in Construction Soil Classification 

This video describes the types of soil classification and how to test the soil to find out what type it is.
0:02 - Introduction
1:37 - Competent person
1:52 - Appendices
2:20 - Visual inspection
2:53 - Cohesive soil
3:07 - Granular soil
3:21 - Unconfined compressive strength
3:36 - Classification of soil
3:56 - Soil types
5:23 - Preliminary tests
6:19 - Soil test
6:57 - Plasticity test
7:42 - Thumb penetration test
8:26 - Pocket penetrometer
10:01 - Summary
10:51 - OSHA contact information
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