few points the ramp to surface to subway to surface trains is distinct advantage to fill the fillmore geary intersection and the two report is the shortest distance but it he said at kicking land yard it moves the ramp and like sidney australia they're built above a business terminal you can do exude kirkland at the time sfmta request b pittsburgh up until it in the 50 feet of the subway station an undermine business yard below surface and 5 stories of affordable and middle-income housing the computation of that generated didn't makes sense and the sidney are a great example to combine the two the triangle loop is redundant and it's studied to go to fort mason and it will be a block from the kirkland yard station one other thing i understand that stations are expensive but rather than do a triangle last year loop if there's another station to let people out at