Patent ID: 7543801
Filing Date: 2009-06-09
Classification: E01F

Abstract:
1. A snow fence system for use on a raised pad comprising: a) a first wall of snow, having a height, built adjacent to the raised pad and having a vertical outer face, said first wall of snow being built around the entire perimeter of said raised pad, and having about a 4:1 slope; and b) a second snow wall, built parallel to said first wall, and having a vertical outer face, said second snow wall being spaced apart from said first snow wall, said second snow wall being positioned on a windward side of said pad; c) a third snow wall, built parallel to said first wall, and having a vertical outer face, said third snow wall being spaced apart from said first snow wall, said third snow wall being positioned on the opposite side of said windward side of said pad; d) said snow fence system further comprising a trench formed between the first snow wall and said second and third snow walls.