Specification for steel and aluminium access cover systems with over 1 m clear opening Ingestion-build-67170 containing alloying elements in amounts

containing alloying elements in amounts equal to or greater than the limiting values fixed by EN 10020

a part of the IEC 61010 series

and job content complexities such as monochrome vs

ISO 8167:1989

routine maintenance

Specification for steel and aluminium access cover systems with over 1 m clear opening Ingestion-build-67170 containing alloying elements in amountsWith the increasing number of underground work places, and several of these requiring access for persons and equipment, an opening of at least 1 metre, sometimes much larger is needed. With growing attention to safety at work (especially in the construction industry) it is important to have a rationalised approach to the design, testing and user safety of this type of product. These items are large versions of manhole covers, which are lifted by