try to study 5 components an individual downtown rail extension value engineering study, transbay terminal loop, reconfiguration or a relocation of the 14 rail generated and the placement and that other opportunity. i want to state there is an individual one here and we understand that tjpa will be doing an additional value study and it is not ununcommonly common to have multiple studies throughout a project of this size. the contact will also aid the city sporting tjpa and caltrain's and other agency. looking specifically at each of the components the first components being the i 280 project this slide clearly shows the barrier that i 2 in the slated section is on the area i it's a 1 point mrusz barrier two places to cross the section. the city has been really successful at taking down other boulevard the embarcadero and the obamacare takeoff and the opportunity that has come to the areas with boulevard those sections. as stated before we're building on work completed this is two options utilizing the boulevard of on slaetdz i 280. if we were able to move the elevated section we go could bette