Back to ANSI/ASSP Z9.1-2016 Ventilation and Control of Airborne Contaminants During Open-Surface Tank Operations (digital only)
The objectives of this standard are to: 1) protect the health and well-being of open-surface tank workers by establishing minimum requirements to control emissions of gases, vapors or mists from open-surface tank operations; 2) prevent explosive concentration of gases or vapors in ducts, hoods and enclosures; 3) protect workers from splashes and other contact with liquids; 4) prevent objectionable increases in humidity and 5) advise establishments to conform to local or state air pollution regulations.
Table of Contents
1. Scope, Purpose and Application
2. Referenced Standards and Publications
4. Classification of Open-Surface Tank Operations
5. Emission and Exposure Control Requirements
6. Push-Pull Ventilation
7. General Exhaust Ventilation
8. Vapor Degreasing Tanks
9. Special Precautions for Cyanide
10. Operation and Maintenance
A Chemical Data Tables
B Audit Form
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