Scheduled Maintenance - President's Day Weekend
The U.S. Department of Labor will be conducting scheduled system maintenance beginning Friday, Feb. 15 at 5 p.m. ET through Tuesday, Feb. 19 at 8 a.m. ET. Some pages may be temporarily unavailable. To report an emergency, file a complaint with OSHA, or to ask a safety and health question, call 1-800-321-6742 (OSHA).

<< Return to Previous Page

Filtered, Tempered, Supplied-Air Cab
Design Characteristics

Q = 100 scfm/sq ft of cab cross-sectional area.

vface = 100 fpm at breathing zone

sp reg = typically 5-6" w.g.

Application Tips

Distribute air evely across cab sross-section.

Provide temperature controls at operators station.

Provide for rapid filter change.

For problems with accessibility in using figures and illustrations in this document, please contact the Directorate of Technical Support and Emergency Management at (202) 693-2300.