Noise protection walls next to railway tracks must be designed to withstand permanent dynamic loads, with the Nord-Lock wedge-locking principle an established method of securing such systems. That is why KRAIBURG STRAIL GmbH & Co KG has relied on this technology for its newly developed mini sound protection wall. The prototype was tested for the very first time in the German city of Neuss, with outstanding results.(…)
via Permanent safety thanks to wedge-locking washers | Fastener + Fixing Magazine.