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it's just tough to call man. there are a lot of variables: stride, water retention, psychologic ability, joint health etc. there are thousands of thing that make you and me different
if you want a general answer for a general question I would say yeah you could probably do it. it's not outrageous. the incline isn't killer it looks doable.
just go for it and if you have second thoughts turn around and only hike half of it. there's nothing wrong with that.