Work continues on Southern Expressway 21/03/2025 FacebookTwitterEmail Temporary reduced speed limits will be in place on the Southern Expressway at O'Halloran Hill until late April. Tom Wyman Asphalting and line marking work began on the Southern Expressway at O'Halloran Hill on Friday, March 14 as part of […] Subscribe or Login to see the rest of the content. Username Password Remember Me Forgot Password