Laserfiche WebLink
<br />. <br /> <br />"II <br />G) <br />c: <br />:II <br />III <br /> <br />~ <br />I <br />N <br /> <br />. <br /> <br />. <br /> <br /> <br />1100 <br /> <br />IO:!lO <br /> <br />1000 <br /> <br />w <br /> <br />,,0 <br /> <br />",0 <br /> <br />'00 <br /> <br />(.~ <br /> <br />450 <br /> <br />- ,-- r"~. <br /> , -~ <br />-- <br /> , -- <br /> I <br /> --, <br /> DO <br /> <br />400 <br /> <br />(,.. i <br />C' <br /> <br />c..; <br /> <br />400 <br /> <br />550 <br /> <br />500 <br /> <br />'00 <br /> <br />Zone 0 No dllll\ge. <br /> <br />,"0 <br /> <br />Ninor dam.1ge, distant earthquakes <br />lIIay cause dalMge to structures With <br />fundamental perIods greater than I f <br />seconds, corresponds to lntensltlcs V and <br />VI of the M N * Scale <br /> <br />Zone 2 - Moderate damage. corresponds to Int nSlty VII <br />of the M !II . Scale <br /> <br />Z.one :5 . Major d3magc, corresponds to IntenSftY "Ill and higher <br />of the M.M . Scale <br /> <br />ThiS IIliJp IS b~sed on the known distrIbution f damOlglng earthquakes <br />and the I4.M.* intensities assocHlted ,"tth th se earthquakes. eVidence <br />of strain relf'i1se, and consideration of milJo gl"oIoglc struo.:tures and <br />provinces belIeved to be ilssoclated with ear hquake activity. lhe <br />probable frequency of occurrence of damaging earthquakes in each <br />tone was not eon5idered in a55ianing rating5 to the variou5 tones. <br /> <br /> <br />Zone <br /> <br />..(....fter ....laerwi'l5l"n, 4th 1I0rld <br />Conference on F.arthiuake <br />Enlineering. 1969)3 <br /> <br />250 <br /> <br /> <br />o <br /> <br />100 lOO ~OO 400 :500 <br /> <br />-Modified Herealli Inten5ity Sellle or 1931. <br /> <br />Seis ic Zone ~4a? of the United States'** <br /> <br />Prom: <br /> <br />U.s. Department of the Interior <br />of Reclalllation; Method for Esti <br />Design Earthquake Rock Motions, <br /> <br />Bureeu <br />sting <br />....pril 1972. <br />