Page 228 - Safety Memo

• Insulators of electrical conductors. B. Cal/OSHA administrative requirements are as follows:
1. Registration and district office notification if disturbing
• Plaster, cement, drywall, and taping compounds. 100 sq. ft. or more of manufactured construction
• Floor tile and tile adhesives. materials containing more than 1/10 of 1% of
asbestos-containing construction material (ACCM).
• Acoustical ceilings (tiles and sprayed on). 341.6(a)
• Asbestos-cement piping, shingles, and panels. 2. Carcinogen notification with exposures in excess of
permissible exposure limits (PELs).
• Roofing felt and sealing compounds.
3. The employer shall notify affected employees of the
Because asbestos exposure has been linked to serious monitoring results of asbestos within 5 working days
illnesses, Fed/OSHA and Cal/OSHA have implemented strict following receipt of monitoring results. 1529(f)(5)(A)
regulations to minimize exposures to work site and “take-home”
asbestos. Below is a summary of regulatory requirements: 4. DOSH certification is required for all persons performing
duties of an asbestos consultant or technician. 341.15(a)
A. Construction projects are subject to regulation under 1529 if
they involve one or more of the following activities, regardless 5. “Asbestos consultant” means any person who contracts
of the percentage of asbestos present: to provide professional health and safety services relating
to asbestos. 1529(q)(1)
1. Demolition or salvage of structures where asbestos is
present. C. Training is required for all employees engaged in Class
I through IV work and all work in which they are likely to
2. Removal or encapsulation (including painting) of be exposed in excess of the PELs. The training must be
materials that contain asbestos. provided:
3. Construction, alteration, repair, maintenance, or 1. At the employer’s expense.
renovation of structures, substrates, or portions thereof
that contain asbestos. 2. Before or at the time of initial assignment.
4. Installation of products that contain asbestos. 3. Annually after initial training.
5. Erection of new and the improvement, alteration, 4. In accordance with 1529(k)(9).
and conversion of existing electric transmission and D. Permissible exposure limits (PELs): The employer must ensure
distribution lines and equipment. that employee exposures do not exceed: 1529(c)
6. Excavation that may involve exposure to naturally- 1. Eight-hour time-weighted average of 0.1 fibers/cc.
occurring asbestos, excluding asbestos mining and milling
activities. 2. Thirty-minute excursion limit of 1 fiber/cc. 1529(c)
7. Routine facility maintenance. E. Multi-employer work sites are regulated under 1529:
8. Transportation, disposal, storage, and containment of 1. The general contractor on the project must exercise
and site housekeeping activities involving asbestos or general supervisory authority. 1529(d)
materials containing asbestos. 2. An employer performing work that involves asbestos
9. Asbestos spills and emergency cleanups. must notify other employers at the site. 1529(d)
Regulatory requirements for work activities subject to 1529 vary 3. All employers on site must ensure that their own
depending on the percent, amount, or type of asbestos-containing employees are not exposed to asbestos fibers due to a
materials involved. Listed below are selected requirements and the breach in containment or control methods used by the
activities to which they apply: creating employer. 1529(d)

14 Cal/OSHA Pocket Guide for the Construction Industry June 2019 Cal/OSHA Pocket Guide for the Construction Industry | June 2019 15