Public Works and Water ManagementSource published: 3 July 25Sheet Pile Test at the Deepened A15 HelhoekAt the end of September, contractor GelreGroen will conduct a sheet pile test at Helhoek in Groessen. The A15 will be located deeper here.Share this articleSource last updated: 3 July 25Published on Openrijk: 4 July 25Source: Rijkswaterstaat