The Amsterdam-Schiphol line leaves
Amsterdam Centraal in a westerly direction. It passes Zaanstraat
depot from Amsterdam Centraal, where the
Oude Lijn towards
Haarlem diverges. Shortly afterwards the freight-only
branch line to Westhaven also diverges. out of Amsterdam Centraal, the metro line starts at
Isolatorweg, running parallel to the Schiphol railway for . The railway and metro both turn toward the south before reaching the bi-level
Amsterdam Sloterdijk station. Here, the platforms on the line to Schiphol and the metro platforms are above the bottom lines for
Haarlem and
Zaandam. South of the station, the
Hemboog with the line from Zaandam joins, passing through the former
Amsterdam De Vlugtlaan station, which is now served only by the metro. after
Amsterdam Lelylaan station, the metro line branches off to the east towards
Amsterdam Zuid, while the line towards Schiphol branches off to the west, where it joins the
Weesp–Leiden railway (also known as the original
Schiphollijn) coming from Amsterdam Zuid. For the line runs in the
median of the
A4 motorway, before diving into the tunnel to
Schiphol Airport railway station, located under the
airport terminal. From Schiphol the line continues as the Schiphollijn to
Leiden. ==Services==