Quote:
Originally Posted by SebC
I noticed the 1st and 2nd ones still have an on-ramp and off-ramp in quick succession, although not quite a weave zone because it's a single lane segregated from the traffic going straight. Is that why they're considered "modern" designs? Couldn't you do the same thing with a full cloverleaf, no extra structures required? Would it then also be considered "modern"?
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Crowchild/Stoney is an example of a way to make a full clover leaf work. It requires two extra structures though to stretch out the weave:
http://www.transportation.alberta.ca.../stcrow-m2.pdf