carriageways north of Craigieburn. 1970/71 – Tallarook bypass, 4.5 mile bypass of Tallarook opened during the financial year. 1973 – Camden bypass stage 1, Macarthur Bridge across the Nepean River floodplain, opened. 1973 – South Western Expressway first section (9.8 km) (later subsumed into Hume Highway), opened from Hume Highway in Cross Roads to Campbelltown Road in Raby, on 26 October. 1974 – Camden bypass stage 2, new dual carriageway route from Narellan Road in Macarthur to Macarthur Bridge, opened. 1974 – South Western Expressway second section (5.8 km) (also later subsumed into Hume Highway), opened from Campbelltown Road in Raby to Narellan Road in Macarthur, on 16 December. 1976 – Kilmmore bypass, new dual carriageway route from Wallan to Broadford, opened 3 May 1976, by Premier of Victoria, the Hon R J Hamer, ED, MP. At that time it was the longest section of freeway ever opened at one time in Victoria (34 km) and was the 'single biggest construction project carried out by the CRB since its inception in 1913'. 1977 – new route of Hume Highway, built to freeway standard, opened from Yanderra to Aylmerton (13.5 km) on 24 May. 1979 – Violet Town to Baddaginnie, 10 km of dual carriageways opened early 1979, at a cost of $5.1mil. 1979 – Avenel to Tubbs Hill (near Longwood), 14.5 km duplication opened 19 December 1979, by Minister for Transport, the Hon Robert Maclellan MLA, at a cost of $6.5mil. 1980 – Violet Town bypass, 12 km from Wibrahams Road to the existing freeway at One Mile Creek, opened 21 March 1980, by Minister for Transport, the Hon Robert Maclellan MLA, at a cost of $11mil. 1980 – 35 km deviation of Hume Highway bypassing the Razorback Range opened on 15 December from Narellan Road in Macarthur to Yanderra, connecting sections opened December 1974 and May 1977. 1981 – Avenel bypass, 16 km north-east from Goulburn Valley Highway interchange, opened 1 December 1981, by Minister for Transport, the Hon Robert Maclellan MLA, at a cost of $25mil. 1982 – Seymour bypass, 9 km section, opened 14 December 1982, by Minister for Transport, the Hon. Steve Crabb MP, at a cost of $26mil. At this stage, although largely opened to traffic, a one kilometre section of south bound carriageway south of Seymour was still under construction. 1984 – Longwood section, 10 km from Oxenburys Road to Creighton Road, opened by