As demand falls and policy uncertainty continues, a long running boom in the building and construction of power and energy infrastructure now appears to be over.

Expectations of reduced activity abound. In October, participants in an Australian Industry Group/Australian Constructors’ Association survey said they expected the dollar value of turnover in construction work on electricity generation and gas supply throughout the country to plummet by 14.2 per cent and 16.1 per cent throughout 2014/15 and 2015/16…