the lower walls was actually billed as part of the wpa. the upper wall was built in 1991-'92. this is a concrete wall and it has rocked going through the wall that extends the distance of 80 feet beyond the wall. the next earthquake occurs, the wall is designed to resist and the movement of the sand and allowed it to move down hill. this is a classic example of the creek and degree flow and exists all the way the area. we might see the other evidence. we have done nothing to improve the quality and the strength of the dam. >> one of the things that has come up in the policy issue over and over is that people are concerned that construction of a new building or the upper story might exacerbate these kinds of soil problems. we have extra review where we might have extra problems. it does that construction have an impact? it is a good idea to come to a peer review or a geotechnical review process as part of determining. >> in january of this year, the california building code requires almost all of san francisco that we get geologist and a geotechnical engineer. it was a state bu

connects with the wpa, all of that kind of labor lament that is still going on in l.a. 30's and a littleo the war. it brings that to week. what comes out of the institute, he originally started as the new bauhaus, brings over the bauhaus to chicago and restarts it. the other famous jordan -- german architect. and creates a school that is going to us replicate the kind of tactile play with touching things that the bauhaus kind of stance for. again, it fits so well into chicago. and the holy is a great spirit. chicago has this thread. the wizard of oz was written here, folks. there's a reason for that. so he is a part of that. fuller has deep, deep ties to chicago. his mother watched the chicago fire. the term dymaxion, the dymaxion car was coined by the marshall field's marketing department. >> really? >> so fuller had a great connection. he says, kind of a man of grand ideas and many page single space all cab. the other person who writes exactly the same kind of thing as folic is so broad. also , all caps. i mean, it's kind of -- and they're all the same kind of person. bake in a gran