to Hergott Springs (Marree) 1884: South Line reaches Murray Bridge 1884: Victor Harbor tramway strengthened to carry steam trains and extended to meet the South Line at Mount Barker Junction. A branch was also built from Sandergrove to Milang. 1886: Branch from Monarto on the South Line to Cambrai 1887: Railways of South Australia and Victoria meet at Serviceton 1887: Narrow gauge Mount Gambier to Naracoorte and Wolseley creating break-of-gauge junction at Wolseley on the Melbourne line 1888: Narrow gauge line built from Port Pirie to Broken Hill, New South Wales 1891: Great Northern Railway extended from Hergott Springs to Orroroo 1894: Snowtown branch extended to Brinkworth joining the Hamley Bridge-Gladstone railway line 1906: Pinnaroo railway line opened 1907: The first stage of Eyre Peninsula Railway opened from Port Lincoln to Cummins 1908: Port Adelaide line extended to Outer Harbor 1911: Gawler junction created, with Barossa line to Angaston 1913: Paringa railway line opened through Karoonda and Alawoona to the Brown's Well district near the state border, then extended north to Paringa by the end of the year 1914: Loxton railway line opened from Alawoona 1914: Waikerie railway line opened from Karoonda 1914: Peebinga railway line opened from Karoonda 1915: Willunga railway line completed 1917: First standard gauge line completed between Port Augusta and Kalgoorlie, Western Australia, requiring a break-of-gauge at Terowie, Port Augusta and Kalgoorlie to reach Perth 1917: broad gauge from Mount Gambier to Heywood near Portland in Victoria 1918: Branch from Balhannah on the Melbourne line to Mount Pleasant 1919: Railways of South Australia and New South Wales meet at ,Broken Hill with a break-of-gauge 1919: Branch from Riverton to Clare 1919: Sedan railway line opened from Monarto South 1922: Clare line extended to Spalding 1925: Moorook railway line opened from Wanbi on the Paringa line 1925: Junction at Salisbury on the Gawler line to Redhill 1927: Yorke Peninsula lines converted from narrow to broad gauge to connect to the line from Salisbury, along with the Hamley Bridge-Gladstone line 1928: Paringa railway line extended over the Murray River to Renmark, Berri and Barmera 1929: Great Northern Line extended to Alice Springs and renamed to Central Australia Railway 1937: Trans-Australian Railway extended to Port Pirie Junction and the broad gauge railway from Adelaide to Redhill extended to Port Pirie Ellen Street 1950s: Southeastern narrow gauge lines converted to broad gauge, except that Beachport–Millicent and Wandilo–Glencoe were closed in