REVISION OF THE RAL-K-1: ON-LEVEL JUNCTIONS

AUSARBEITUNG DER RAL-K-1: PLANGLEICHE KNOTENPUNKTE

THE PROJECT WAS CONCERNED WITH IN-DEPTH STUDIES TO OBTAIN INFORMATION APPLICABLE TO THE REDRAFTING OF SPECIFICATION RAL-K-1-69, WHICH WAS SUBSEQUENTLY ISSUED AS RAL-K-1-75.