An attorney for one of the officials confirmed Thursday the suspensions are for 30 days without pay.
He says the Suffolk regional director for the Transportation Department was told about the suspension in an email Saturday night. The attorney says a transportation maintenance engineer also was suspended.
At least 30 inches of snow fell across eastern Long Island. Hundreds became stranded on roadways for hours.
Meanwhile, a town highway official in Brookhaven resigned Wednesday after reports some residents had to wait days to have their neighborhoods get plowed.