En — 17168

Grooves can trap chemicals. EN 17168 requires testing with 24 specific substances (red wine, coffee, olive oil, acetone) but with a twist: the test liquid is forced into the groove using a vacuum or weighted blotter. The standard requires no visible change after 24 hours of contact on both the peak and the groove interior.

Standards like EN 17168 are developed to: en 17168

The standard is reviewed every five years. Expected changes in the next revision include: Grooves can trap chemicals

Architects and civil engineers integrating EN 17168 barriers into stations must address several practical challenges. Architects and civil engineers integrating EN 17168 barriers