The least head peak for more than working platforms and walkways is 2100mm, unless exceptional instances are apparent. If you'll find any hurdles that happen to be unavoidable, this will likely drop to at least 1900mm head top and will be fitted out with the related padding and warning signs https://messiahyehmd.sharebyblog.com/29702570/the-5-second-trick-for-grating-surabaya