Laserfiche WebLink
VIBRATECH <br />Graph to approximate the noturol <br />frequency of low-rise residential <br />structures. <br />,I x <br />10 15 20 25 30 35 <br />15 I ~ e.g. Structure height - 20 ff. <br />Noturol frequency 7.5-12Hz <br />10 ~ \ <br />5 Dashed lines represent \ <br />one standard deviation \ <br />(plus or minus) from <br />average value. <br />RESIDENCE HEIGHT (ground to peak) FEET <br />12 <br />