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第2章基坑开挖和支护的危险识别
OSHA Technical Manual (OTM) Section V: Chapter 2 ? Effective Date: 1/20/1999 Directive Number: TED 01-00-015 EXCAVATIONS: HAZARD RECOGNITION IN TRENCHING AND SHORING HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 1 \o Introduction Introduction HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 2 \o Definitions Definitions HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 3 \o Overview: Soil Mechanics Overview: Soil Mechanics HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 4 \o Determination of Soil Type Determination of Soil Type HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 5 \o Test Equipment and Methods for Evaluating Soil Type Test Equipment and Methods for Evaluating Soil Type HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 6 \o Shoring Types Shoring Types HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 7 \o Shielding Types Shielding Types HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 8 \o Sloping and Benching Sloping and Benching HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 9 \o Spoil Spoil HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 10 \o Special Health and Safety Considerations Special Health and Safety Considerations HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l 11 \o Bibliography Bibliography HYPERLINK /dts/osta/otm/otm_v/otm_v_2.html \l app_v:2_1 \o Appendix V:2-1. Site Assessment Questions Appendix V:2-1. Site Assessment Questions For problems with accessibility in using figures and illustrations in this document, please contact the Office of Science and Technology Assessment at (202) 693-2095. INTRODUCTION Excavating is recognized as one of the most hazardous construction operations. OSHA recently revised Subpart P, Excavations, of HYPERLINK /pls/oshaweb/owadisp.show_document?p_table=STANDARDSp_id=10774 \o 29 CFR 1926.650 29 CFR 1926.650, HYPERLINK /pls/oshaweb/owadisp.show_document?p_table=STANDARDSp_id=10775 \o 1926.651 1926.651, and HYPERLINK /pls/oshaweb/owadisp.show_document?p_table=STA
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