Abstract:

Proposed revision of the construction industry safety standards
addressing excavations. The proposed revisions would use performance
criteria where possible rather than specification requirements.
Paragraphs (t) and (w) of 1926.651 are redesignated as paragraphs
(h) and (i) of 1926.500, respectively. Parts affected:
1926.650--Scope, application and definitions applicable to this
subpart, 1926.651-- General requirements, includes surface
encumbrances, underground installations, access and egress, means of
egress from trench excavations, exposure to vehicular traffic,
exposure to falling loads, hazardous atmospheres, emergency rescue
equipment, stability of adjacent structures, protection of employees
in excavations, and inspections; 1926.652--Requirements for
protective systems, includes capacity of protective systems, design
of sloping and benching systems, design of support systems, shield
systems, and other protective systems, materials and equipment,
installation and removal support systems, sloping and benching
systems, and shield systems. Appendix A to Subpart P of Part 1926
pertains to soil classification. Appendix B to Subpart P of Part
1926 pertains to sloping and benching. Comments and requests for a
hearing must be postmarked by June 15, 1987.