Jeremy discusses the types of soil and procedures for classifying soil. This covers 29 CFR 1926 Subpart P - Excavations - Appendix A - Soil Classifications. This is an excerpt of the Excavation and Trench Safety Training Video.
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0:00 - Competent Person
0:20 - Soil Classification Requirements
0:34 - Solid Rock
0:50 - Type A Soil
1:36 - Type B Soil
1:54 - Type C Soil
2:15 - Visual Test
2:30 - Plasticity Test
2:43 - Dry Strength Test
2:54 - Thumb Penetration Test
3:19 - Soil Classification Tips