In Eastport, the line ran beneath a bridge, which no longer exists, under Suffolk CR 51 then along the north end of Spadaro Airport, before merging with the Montauk Branch. It even contained a wye for westbound Montauk Branch trains that went over Montauk Highway until 1931.
The railway line in Eastport ran beneath an abandoned bridge, then proceeded along Suffolk CR 51 and adjacent to Spadaro Airport before joining the Montauk Branch. The route featured a junction for westbound Montauk trains that crossed Montauk Highway until it was eliminated in 1931.