The name "mousetrap" was coined by the long-time airborne radio traffic reporter Don Martin in the 1960s, calling the interchange "a maze that could trap a mouse". In the original design, interchange ramps included sharp curves, some of which were left exits instead of right exits.
The name "mousetrap" was given to the interchange by Don Martin, a radio traffic reporter in the 1960s, who described it as a maze that could trap a mouse. The original design included sharp turns and some left-hand exits instead of right-hand ones.