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Chapter 7:Hazard Analysis—Earthquakes <br /> EMS <br /> PACIFIC OCEAN <br /> E29 <br /> N <br /> I .......... <br /> 11 24 <br /> Figure 7-12.URS soils classification <br /> Site Class V, Nor -)V,, S" <br /> A. Hard rock >5,000 ft/s NA NA <br /> B. Rock 2,500 to 5,000 fi/s NA NA <br /> C- Very dense soil and soft rock 1,200 to 2,500 ft/s >50 >2,000 psf <br /> D. Stiff soil 600 to 1,200 ft/s 15 to 50 1,000 to 2,000 psf <br /> E. Soft clay soil <600 ft/s <15 <1,000 psf <br /> Any profile-ith more than 10 ft of sail having th7following <br /> characteristics:-Plasticity index PT>20,-Moisture content w>40%,and- <br /> Undtained shear strength—su<500 psf <br /> I F. Soil,requiring site response analysis See Section 20.31 <br /> 1 in accordance with Section 21.1 <br /> 7-17 Hawaii Countv Multi-Hazard Mitigation Plan <br />