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Cam Zink and the Mammoth backflip

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Surveying the jump

Photograph By Brett Wilhelm/ESPN

The takeoff is 15 feet high, 8 feet wide at the top and has a 32-degree angle at the lip. It features 50 cubic yards of dirt covering a base constructed of 30 pine logs bound together. The jump is a dirt-to-dirt gap jump built on level ground -- it is not a step-down jump.