OSHA does not have a specific standard for the spacing of balusters.
There is no Part 1972.353 in the OSHA regulations.
An OSHA standard is a regulation issued by OSHA, after proper notice and comment, that sets a minimum requirement in some area of practice or activity over which OSHA has authority. Such a standard establishes a minimum level of safety in the workplace acceptable to society at large.
States that have OSHA approved State Plans have six months after the adoption of a new federal OSHA standard to adopt an equivalent or more stringent standard of their own.
Call your closest OSHA area office or go to the OSHA web site (see related link, below).
In the military environment, the military safety standard applies, regardless of what the OSHA standard might be, unless there is a formal military policy specifying that the military will meet or exceed OSHA safety requirements.For workplaces outside the military, the military standard is irrelevant.
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OSHA has no authority over the Public, only over the workplace. A public walking surface is unlikely to be subject to OSHA regulation.
No. Only OSHA can grant a variance to an OSHA standard. However, the head protection standard requires that the employer assess hazards in the workplace to determine whether protection is needed. If conditions in the workplace change, the employer can recognize this and update its assessment of need for head protection.That, however, if following an OSHA standard, notgranting a variance to a standard.
OSHA has the legal authority to enforce only those standards it issues. It has no authority to enforce ASME Standards, unless they have been incorporated by reference in a Standard issued by OSHA.
The blood borne pathogen standard results in the use of Universal Precautions.