1.

Record Nr.

UNINA9910701327403321

Titolo

Procedures for revoking MSHA certifications to take respirable dust samples or to maintain and calibrate approved dust sampling devices [[electronic resource]]

Pubbl/distr/stampa

[Arlington, Va.] : , : [U.S. Dept. of Labor, Mine Safety and Health Administration], , [2010]

Descrizione fisica

1 online resource (8 pages)

Collana

Program policy letter ; ; no. P09-V-08

Soggetti

Coal mines and mining - Dust control - United States

Mines and mineral resources - United States

Mine dusts - United States - Measurement

Mine safety - United States

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Title from title screen (viewed on Feb. 9, 2012).

"Effective date 08/12/09."

"Expiration date 03/31/2011."