The Army Corps of Engineers' Assignment
Clip: Season 17 | 1m 35s
Stretching 1,500 miles through the sub-arctic wilderness, the Alaskan Highway was built to defend Americans from threats in the Pacific. The monumental job was assigned to the Army Corps of Engineers. The order was deceptively simple: build a road to Alaska as fast as possible. The Corps rushed over 10,000 men and 250,000 tons of equipment, materials, and supplies north on troop trains.
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By September, 1942 the Army Corps of Engineers had struck permafrost.
Bulldozers cleared trees and dirt from a 60 to 90-foot swath for the Alaskan Highway.
On October 25, the U.S. Army Corps of Engineers closed the last gap of the highway.
The Corps wanted finish the highway in a hurry, but progress was slowed by mud and muskeg.