deep set window, unreinforced masonry. can you see the metal plates? there is a metal plate right over there in the corner, there's another one over there. hard to see. also has a parapet on it. deep set windows. even though it has stucco on it, don't be fooled that that's wood up above. it's all brick because it's deep set windows. here we go with part of the roof and the parapet. this is over on (inaudible) street. see where the bricks fell, right on top of a car. there were 5 people in that car. buildings like this, you are nearest, where's the best place to be, do you think? you want to be far away from it? you want to be far away from it initially? yeah. but what if you are not far away from it when it starts happening, are you going to try to outrun it? no. you want to get up close to that building because the bricks have a tendency to fall out, fall straight down. if you'll notice right up next to the building there's not that many bricks. tilt up buildings, premade buildings. they are made on the site. generally speaking, you see warehouses, la

. >> i want to point out the building here at 660 mission street, which i believe is an unreinforced masonrying retrofitted, seismically upgraded. once it is seismically upgraded, it is safe, right? >> when you seismically upgrade it, it is to a standard it doesn't collapse, but it may not be reusable or repairable. >> it was an economic decision of how much money the city could afford versus the benefits to retrofit the buildings. >> we have done about 90% of the upgrade. the standard is low enough that in a major upgrade most will have to be replaced and we lose these beautiful buildings. many of the details are not what they appear to be. these are sheet metal details and trims. sheet metal cornices. san francisco was famous for the sheet metal work. when you go into the sheet metal shop, the whole front of the building is made of sheet metal. that is pacific? no, powell. >> i trick on how you can date old brick buildings, after the '06 earthquake they made windows with steel plates. before that earthquake if you see an arch, it is a pre '06. it is an easy way to date the buildings. >> yo

many of the buildings are of unreinforced masonry that have a high potential of collapse in the event of major quake. there are a couple, the reasons why there needs to be a specific plan a neighborhood response is of who live necessain china tow. china town has a large older population. more than 30 percent of china town are 65 and older twice the rate of san flrancisco population. how do we get the home bound seniors eshg vac wait. how do we find out if they are okay? another thing is language and cullural issues. a percentage of china town residents are what we call linguistically isolated meaning no one in the household age 14 or older speak english well. what this means is that all our response plans have to keep in mind that factor the signs and volunteer workers need to community in cantonese and mandarin. our trainings have to be cond t conducted in multilanguages. we convened a preparedness committee composed of organizations in china town. includes the we are fortunate to have 3 medical facilities in china town. chinese hospital. public health center 4 and we also have north

we have wood, unreinforced masonry, you have high rise and you have tilt ups. what's the safest construction type to be? four stories or less. wood? yeah, wood framed building. why is wood the safest building to be in, 4 stories or less? it flexes, yeah, it's flexible. what's the danger here? chimney, yeah, fireplace. be aware of the fact that just because it's a wood building and the event caused some sort of compromise of the structure of the building and the building is still standing doesn't necessarily mean there's not a danger there. so what could you as nert's do to make that situation better or at least keep it the same so no one else gets hurt? keep it off, yeah. keep people away. perfect. take out some of that yellow tape that you have, that yellow caution tape, and string it around around keep people back. in this particular case, what could you do to make that situation better? turn off the gas. where would you turn the gas off at?