California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 7 - General Industry Safety Orders
Group 8 - Points of Operation and Other Hazardous Parts of Machinery
Article 56 - Metal Working Machines
Section 4240 - Power-Driven and Air-Lift Hammers
Current through Register 2024 Notice Reg. No. 38, September 20, 2024
(a) Every steam or air-lift hammer shall have a safety cylinder head to act as a cushion if the rod should break or pull out of the ram.
(b) Air-lift and steam hammers shall be provided with a quick closing emergency valve in the admission pipeline at a convenient location. This valve shall be closed and locked in the off position while the hammer is being adjusted, repaired, or serviced, or when the dies are being changed.
(c) Steam hammers shall be provided with a means of cylinder draining. Air-lift hammers shall be provided with two drain cocks; one on main head cylinder and one on clamp cylinder.
1. New
section filed 10-25-74; effective thirtieth day thereafter (Register 74, No.
43).
2. Amendment of subsections (a) and (b) filed 3-23-79;
effective thirtieth day thereafter (Register 79, No. 12).
3.
Amendment of subsection (b) filed 7-8-85; effective thirtieth day thereafter
(Register 85, No. 28).
4. Amendment filed 12-16-85; effective
thirtieth day thereafter (Register 85, No. 51).
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
