DIN EN 1317-4 E:2012 Draft Document - Road restraint systems - Part 4: Performance classes, impact test acceptance criteria and test methods for transitions of safety barriers; German version prEN 1317-4:2012
2012DIN EN 1317-4 E:2012 Draft Document - Road restraint systems - Part 4: Performance classes, impact test acceptance criteria and test methods for transitions of safety barriers; German version prEN 1317-4:2012