Silica On Construction Projects

Issued: September 2004
Print Version [168 kb / 34p ]
ISBN 0-7794-6776-0
See also: Lead on Construction Projects

Table of Contents

Foreword

1. Introduction


2. Legal Requirements
• Occupational Health and Safety Act (OHSA)
• Workplace Hazardous Materials Information System (WHMIS) Regulation, R.R.O. 1990, Reg. 860
• Regulation for Construction Projects, O. Reg. 213/91
• Regulation Respecting Silica, R.R.O. 1990, Reg. 845


3. Health Effects
• Chronic Silicosis
• Accelerated Silicosis
• Acute Silicosis
• How does silica enter the body?


4. Controlling the Silica Hazard
1. Engineering Controls
2. Work Practices and Hygiene Practices
3. Personal Protective Equipment
4. Training
5. Medical Surveillance


5. Classification on Work
• Type 1 Operations
• Type 2 Operations
• Type 3 Operations
• Table 1: Respirator Requirements


6. Measures and Procedures for Working with Silica
1. General Measures and Procedures for Type 1, Type 2, and Type 3 Operations
2. Measures and Procedures for Type 1 Operations
3. Measures and Procedures for Type 2 Operations
4. Measures and Procedures for Type 3 Operations
1. Barriers, Partial Enclosures and Full Enclosures

Appendix 1 - Medical Surveillance of Silica-Exposed Workers

Appendix 2 - Respirator Requirements & Other Measures and Procedures for Type 1, 2, and 3 Silica-Containing Operations