 The railway quickly saw an increase in traffic , with an average 11 percent annual increase from the opening until the mid @-@ 1950s . In part to allow access to Kjosfossen , Kjosfossen Station was opened in 1951 . By then , ridership had stabilized at 115 @,@ 000 people per year . A significant portion of the traffic consisted of tourists , in part from cruise ships docked in Flåm . In the latter half of the decade , NSB launched the Norway in a Nutshell package , which included a ride on the Flåm Line . A sleeping car was introduced on the night train between Flåm and Oslo in 1958 . It made three trips in each direction per week during the summer season , and achieved an 84 percent occupancy rate . The same year , <unk> Station became unmanned . Traffic remained stable throughout the 1960s , while interest in developing the railway for tourists declined and local politicians stated that a road was needed to attract tourists to Aurland . The power station was upgraded to 14 @,@ 000 kilowatts ( 19 @,@ 000 hp ) in 1969 . 
