Gawler train line electrification work delayed again amid $100 million budget blowout

The budget to electrify Adelaide’s Gawler rail line has blown out by $100 million and commuters will spend more time on substitute buses while work continues.

Substitute services for northern suburbs commuters are now planned to run from Boxing Day this year until April 2021.

The electrification project, which has faced repeated delays over the past decade, is now expected to be completed by the end of 2021 at a cost of $715 million, instead of the $615 million previously announced.

Transport Minister Corey Wingard said the current…