Page 226 - Safety Memo

• Installation of metal or other decking. 2. Blaster’s License. The blaster must be a licensed blaster
or directed by a licensed blaster and be at least 21 years
• Forming or placement of concrete structures/decks on of age. 5238
steel structures.
• Installation of structural framing (including roof framing)
or panelized roof systems. Aerial Devices and Elevating
Annual or Project Permit is needed for: Work Platform Equipment
• Construction of trenches or excavations 5 ft. or deeper A. Aerial devices, such as cherry pickers and boom trucks, may
into which a person is required to enter. be vehicle-mounted or self-propelled and used to position
• Erection and placement of scaffolding, vertical shoring, employees. 3637
or falsework more than 36 ft. high. General safety requirements are as follows: 3648
Operating permit is required for: 1. Only authorized persons may operate aerial devices.
3648(c)
• Operating specified air compressors. 461
2. Aerial devices must not rest on any structure. 3648(a)
• Operating tower cranes if the employer is subject to
341, 341.1, and 344.70. 3. Controls must be tested before use. 3648(b)
Note: Most permits can be obtained from a DOSH district 4. Workers must stand only on the floor of the basket. No
office. A safety conference and a review of the employer’s planks, ladders, or other means are allowed to gain
safety program will be scheduled before permit issuance. greater heights. 3648(e)
341.1(c) 5. A fall protection system must be worn and attached to the
Exception: Permit requirements do not apply to certain boom or basket. 3648(o)
activities. See 341(e). 6. Brakes must be set when employees are elevated. 3648(g)
G. Certification requirements are necessary in the following 7. An aerial lift truck must not be moved when an employee
circumstances: is on the elevated boom platform except under conditions
1. Power operated cranes and derricks exceeding 3 tons listed in 3648(l).
rated capacity shall not be used in lifting service until the B. Elevating work platform equipment, such as vertical tower,
equipment has been certified by a DOSH licensed certifier. scissor lift, and mast-climbing work platform, may be used to
1610.9 position employees and materials 3642.
2. Operators of mobile and tower cranes must have a valid General safety requirements are as follows: 3642
certificate. See exceptions. 1618.1
1. The platform deck shall be equipped with a guardrail or
3. Asbestos consultants and site surveillance technicians other structure around its upper periphery. Where the
must be certified by DOSH. 341.15 guardrail is less than 39 inches high, a personal fall
4. Training certification is required for many activities and protection system is required. 3642(a)
trades (see specific Safety Orders). Title 8 2. The platform shall have toeboards at sides and ends.
H. Registration and licensing are required in the following 3642(f)(1)
circumstances: 3. No employee shall ride, nor tools, materials, or equipment
1. Asbestos registration. An employer must register with be allowed on a traveling elevated platform. See
DOSH when engaged in asbestos-related work on 100 sq. exceptions. 3646
ft. or more of surface area. 341.6 4. Units shall not be loaded in excess of the design working
load. 3646(f)

10 Cal/OSHA Pocket Guide for the Construction Industry June 2019 Cal/OSHA Pocket Guide for the Construction Industry | June 2019 11