Transport cited as reason why LPTs are most vulnerable in power grid
http://www.forbes.com/sites/williampentland/2014/05/05/schnabel-cars-another-reason-large-power-transformers-are-the-weakest-link-in-the-bulk-power-grid/
#transformer logistics USA
http://www.forbes.com/sites/williampentland/2014/05/05/schnabel-cars-another-reason-large-power-transformers-are-the-weakest-link-in-the-bulk-power-grid/