When there is deep snow, obstructions are hard to see

送交者: Scratch 于 2007-05-24, 22:17:51:

回答: "Buckle up" in NY. 由 cornbug 于 2007-05-24, 19:10:17:

So operators should raise the snow plow when there is such a sign, so as not to damage the plow and/or whatever is below.