LEWISTON — Imperial Oil approved an expansion for its processing plant under construction in the Kearl Oil Sands in Alberta, Canada.

The move raises the possibility of additional megaloads on north central Idaho’s roads, even though many of the details of the project are still being hammered out.

About 200 of the 1,200 components needed for the processing plant, scheduled to be completed this year, are being manufactured in Korea, said Pius Rolheiser, a spokesman for Imperial Oil. Continue reading →