. OSHA Occupational Safety and Health Administration
PEL Permissible Exposure Limits
PM Project Manager
ppm parts per million
psia pounds per square inch, absolute
psig pounds per square inch, gauge
Q&P Quality and Protection
SAR supplied air respirator
SCBA self-contained breathing apparatus
SOW Scope of Work
SSHO Site Safety and Health Officer
STEL Short-Term Exposure Limit
SZ Support Zone
TWA Time-Weighted Average
WTC World Trade Center
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The Copper Group —133-135 Greenwich Street & 21-23 Thames Street
Airtek Project 05-0710 - Phase I HASP 6-8-05 Page 38 of 40
NYC-WTC 000127775
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000127775Source: NYC Law Department, mirrored locally
EPA Region 2 letter regarding revised environmental work plan submission for two buildings including asbestos, health, and safety assessment components.
EPA Region 2 letter regarding revised environmental work plan submission for two buildings including asbestos, health, and safety assessment components.
EPA Region 2 letter regarding revised environmental work plan submission for two buildings including asbestos, health, and safety assessment components.