widening on macalla road under either alternative. a little more widening under alternative 2b. quarters 10/building 267, as indicated under alternative 2b would have to be relocated, but it would not under alternative 4. and as you can see, there is a pricetag difference here of about $55 million between the two. i'm going to go ahead now and show you a few slides as it relates to quite frankly the two major issues that we saw from in terms of environmental concerns that were the major issues on the project. first is visual. this is basically taken from the ground level. and this is a computer simulation of the after condition when the bay bridge is open. if there were no new ramps included as part of the project. frankly, the ramps would be hidden on the right side of the bridge structure there, similar to what they are today. so this is, in essence, a view looking towards what's called -- [indiscernible] then as you have here, you've got a comparative between the alternative 2b on the left as you're standing, call it ground level, looking towards the house. and as you can see