The new lanes were opened for the first time on October 15, 2010.
The cab picked out the new lane and dropped into it.
City officials say the ratio has not changed much in the last few years, and they hope the new lanes change that.
Does the new lane add a lot to the existing one?
Cars with just one person in them will be barred from the new lanes.
The new lanes will cost $500 million and are expected to take at least seven years to complete.
If the state decides to go ahead with the proposal, the new lane could be in operation by the end of next year.
In theory, a new lane is good, because it reduces the cost of travel.
But once you do, the cars in your new lane come to a dead halt.
The new lanes between Exits 40 and 64 would be created from part of what is now the median.