The right-of-way from the Amboy Road grade crossing to Mount Loretto was owned by the Archdiocese of New York, and was not open to the public.
[2] The spur was built in 1891 to serve the Mount Loretto Children's Home, and was used to transport excursionists and to provide freight.
[3] The line was originally built to bring construction materials for large buildings at Mount Loretto and its powerhouse in the 1890s.
Every third Sunday, the SIRT operated a special train from St. George Terminal to Mount Loretto and back, for relatives and visitors.
[2][5] The spur received regular freight shipments until the late 1950s, and was abandoned in the early 1960s, with the tracks removed soon after.