"The European Code for Signs and Signals on Inland Waterways (SIGNI) provides recommendations for the competent authorities for the installation and application of buoyage and marking on European inland waterways contained in the fifth revision of CEVNI (TRANS/SC.3/115/Rev.5). This new edition of SIGNI is based on revision 2 of Resolution No. 22 and the Guidelines for Waterways Signs and Marking (Resolution No. 59, revision 2). This edition has been prepared with the participation of River Commissions and the CEVNI Expert Group as well as contributions from the Chairs of the Joint International VTT and Inland ECDIS Expert Group and the International Association of Marine Aids to Navigation and Lighthouse Authorities (IALA)."--Page 4 of cover.