Drainage slows on highway lake formed by avalanche

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A Photo released Wednesday Jan. 29, 2014, by the Alaska Department of Transportation & Public Facilities is of a lone highway sign standing above the closed Richardson Highway, near Valdez, Alaska, on Saturday, Jan. 25, 2014. Two major avalanches and some smaller ones dumped snow Friday along 27 miles of the Richardson Highway, closing the only road access to Valdez, Alaska, the city at the end of the trans-Alaska pipeline. (AP Photo/Alaska DOT&PF)

A Photo released Wednesday Jan. 29, 2014, by the Alaska Department of Transportation & Public Facilities is of a lone highway sign standing above the closed Richardson Highway, near Valdez, Alaska, on Saturday, Jan. 25, 2014. Two major avalanches and some smaller ones dumped snow Friday along 27 miles of the Richardson Highway, closing the only road access to Valdez, Alaska, the city at the end of the trans-Alaska pipeline. (AP Photo/Alaska DOT&PF)

APhoto released Wednesday Jan. 29, 2014, by the Alaska Department of Transportation & Public Facilities and made on Jan. 25, 2014, is of snow and ice covering the closed Richardson Highway, near Valdez, Alaska. One of a number of avalanches covered the roadway in the Keystone Canyon, closing the only road access to Valdez, the city at the end of the trans-Alaska pipeline. Alaska authorities said snow 40 feet deep and 1,000 to 1,500 feet long covered the highway. (AP Photo/Alaska DOT&PF)

A photo released Wednesday Jan. 29, 2014, by the Alaska Department of Transportation & Public Facilities and made on Jan. 25, 2014, shows road crews beginning the job of clearing the closed Richardson Highway, near Valdez, Alaska. At least a dozen avalanches dumped snow on sections of the roadway Friday along 27 miles of the highway, the only road access to the city at the end of the trans-Alaska pipeline.(AP Photo/Alaska DOT&PF)

A aerial photo released Wednesday Jan. 29, 2014, by the Alaska Department of Transportation & Public Facilities and made on Jan. 25, 2014,shows the path of an avalanche above the closed Richardson Highway, at Mile 39 near Valdez, Alaska. The Alaska Department of Transportation announced crews had begun removing snow from the major slide, one of many that have blocked the highway, the only road access to Val;dez, the city at the end of the trans-Alaska pipeline.(AP Photo/Alaska DOT&PF)

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