at carefully for its location to reduce the potential for pedestrian safety problems, litter, graduatityify and -- graffiti and other impacts. those conditions wouldn't be needed if as you say the small number of these box meant there was no potential environmental impact which is the standard. supervisor elsbernd: then just, my last question for you, -- now, help explain to me why the logical conclusion i'm going to try to draw doesn't work. but if i follow yourlight line of reasoning -- your line of reasoning, when the department of parks and traffic in my district just built an intersection, when they did that they had to add a bunch of utility boxes that operate those lights. n.t.a. is planning on doing that all over the city. do we need to do an environmental impact report based on your logic on muni's root construction of signal loot -- route construction of signal rights all across the city? >> it would depend on whether they're replacing existing signals of similar size or whether they're going to be placing those improvements in an area that would cause pedestrian safety issues or