Abstract: Polymer-modified asphalts are used in Alaska to address problems with rutting, cracking, and premature aging. This usage raises two important issues—the improvement of the pavement performance with polymer modification ...

Abstract: Deep ice lenses or excess ice in permafrost in Arctic oil fields on Alaska's North Slope, the Mackenzie Delta, or Eastern Siberia in Russia create challenging issues for oil well completion design. As thaw subsidence ...