 But machinery breakdowns, a lack of spare parts for her Rolls Royce turbine, and a collision with a gray whale off the Point Loma Lighthouse that caused $250,000 in damage to her aft strut gearing assembly (and killed the whale) soured the Coast Guard's hopes for her use.It was continually noted in reports that her operation was more like that of an airplane than a ship, particularly her wiring systems which were similar to the wiring used in aircraft.Concerns about weight, habitability, fuel consumption, and overall costs were also prevalent.