Jeebus, so that means the wings could flex by 17ft during 'normal operation'.
Yes, but over a half-span of nearly 100', you only spot it if you're watching carefully on take off. From no lift load to lift off at MTOW, the tip should rise about 6', the rest of the the flex margin you'll never see because you'll have your eyes closed during any rough flight that uses up the other ⅔
Yes, but over a half-span of nearly 100', you only spot it if you're watching carefully on take off. From no lift load to lift off at MTOW, the tip should rise about 6', the rest of the the flex margin you'll never see because you'll have your eyes closed during any rough flight that uses up the other ⅔