What remains of Helensburgh’s first Railway Station and the 1st Metropolitan Tunnel
Tunnels on the Illawarra line in and around the Helensburgh area late 1880′s:
No.1 tunnel – Waterfall tunnel 221m (Daylighted – demolished during Duplication)
No.2 tunnel – Cawley tunnel 381m
No.3 tunnel – Helensburgh tunnel 80m
No.4 tunnel – Metropolitan tunne) 624m
No.5 tunnel – Lilyvale No.1 tunnel 80m
No.6 tunnel – Lilyvale No.2 tunnel 322m
No.7 tunnel – Otford tunnel 1550m
No.8 tunnel – Clifton tunnel 1000m (still in use)