The longest and second widest land tunnel in the Netherlands is currently under construction in Amsterdam – helping reduce noise and air pollution for local residents. Over 1.7 million fischer nail anchors, FNA II in stainless steel (A4), have been used in its construction to help attach fire protection panels to walls and ceilings, as well as for other applications.(…)
via Free travel in Amsterdam with innovative fastening technology | Fastener + Fixing Magazine.