 From 1 July 1965, Oslo Sporveier took over the operation of the Ekeberg Line, which was numbered Line 16.Oslo Sporveier took over all employees and rolling stock, but Ekebergbanen remained a holding and real estate company.Immediately following the take-over, Oslo Sporveier introduced a 20-minute headway and suggested that the line be closed and replaced by buses from 29 October 1967, when the Østensjø Line of the metro opened.