Winter Park and Denver-based parent company Alterra Mountain Co. revealed some operating plans on Monday for mitigating pandemic concerns this winter, but those plans remain very much in flux. Nearly three weeks after rival Vail Resorts announced it would institute a reservations policy for mountain access this winter, Alterra announced that most Ikon Pass destinations “do not require reservations at this time,” and apparently that is the operative phrase. RELATED: Vail Resorts to require reservations, but only Epic Pass holders can save spots at start of season Winter Park is not requiring reservations “at this time,” said spokeswoman Jen Miller, who was quick to add, “That could change.