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  2. Accredited Crane Operator Certification - Wikipedia

    en.wikipedia.org/wiki/Accredited_Crane_Operator...

    2008 – OSHA's proposed new rule is published and open for public debate. 2008 – There are 401 crane-related accidents with 217 deaths. 2010 – Final rule is published as OSHA regulation 29 CFR 1926 Subpart CC, Cranes and Derricks in Construction. [5] 2010 – NCCER certification is recognized by OSHA and previously by ANSI. [6]

  3. Occupational Safety and Health Administration - Wikipedia

    en.wikipedia.org/wiki/Occupational_Safety_and...

    The Occupational Safety and Health Act grants OSHA the authority to issue workplace health and safety regulations. These regulations include limits on hazardous chemical exposure, employee access to hazard information, requirements for the use of personal protective equipment, and requirements to prevent falls and hazards from operating ...

  4. Permissible exposure limit - Wikipedia

    en.wikipedia.org/wiki/Permissible_exposure_limit

    The permissible exposure limit (PEL or OSHA PEL) is a legal limit in the United States for exposure of an employee to a chemical substance or physical agent such as high level noise. Permissible exposure limits were established by the Occupational Safety and Health Administration (OSHA). Most of OSHA's PELs were issued shortly after adoption of ...

  5. 50 Divisions - Wikipedia

    en.wikipedia.org/wiki/50_Divisions

    50 Divisions refers to the 50 divisions of construction information, as defined by the Construction Specifications Institute (CSI)'s MasterFormat beginning in 2004 ...

  6. ANSI Z535 - Wikipedia

    en.wikipedia.org/wiki/ANSI_Z535

    "OSHA will continue to reference the ANSI Z35.1-68 and ANSI Z53.1-67 standards when enforcing workplace safety. Employers are allowed, however, to comply with the most current consensus standards applicable to their operations, rather than with the OSHA standard in effect at the time of inspection, when the employer's action provides equal or ...

  7. Trial pit - Wikipedia

    en.wikipedia.org/wiki/Trial_pit

    A trial pit (or test pit) is an excavation of ground in order to study or sample the composition and structure of the subsurface, usually dug during a site investigation, a soil survey or a geological survey. [1] Trial pits are dug before the construction. They are dug to determine the geology and the water table of that site.

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