mr. bueller from heritage made several specific comments in epa each of the three presentations. i would request his comments be incorporated. i know they are under public comment. and objective 9, this is just a nuance, but in the last sentence of 9.1, it talks about important historic structures that will is survive future disasters. this is a delicate approach to restoring and seismically improving buildings so that they is survive, however, because they are historic structures they are allowed a lot of latitude to provide the safety of the occupants, the building would sustain more damage that any upgrade at this time would cause more daniel -- damage that what would be able to be repaired. somehow we need to make sure that this doesn't ge miss construed that we are asking the building to get retro fitted to a higher stad standard that in the event it doesn't is survive. that in that thought ensure that historic resources are protected and restored in the aftermath of a disaster. our approach is to allow some daniel so we don't to have disturb historic materials in a retrofit