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Align ent A q <br /> (surcharge) <br /> --- — - - - Assumed Ground Surface <br /> Elev.17 Feet <br /> Assumed High Water y=110 pcf <br /> Level Behind Wall J=110 pcf <br /> =28° <br /> 1 V — Elev.11 Feet <br /> Very loose to medium dense. 220 <br /> gray/brown,slightly silty,fine <br /> Assumed Mean Low Water to medium SAND,scattered <br /> Elev 0Feet - -- V organics and debris(Hf,Ha) + y 46 pcf <br /> (Potentially Liquefiable) y'= P <br /> 28° <br /> Assumed Dredge Line <br /> Elev.-12 Feet 610 <br /> Elev.-15 Feet450- - - ------ - - - - - - - -- <br /> �i 0.4q <br /> i <br /> Dense to very dense, + STATIC '=125 pcf <br /> gray.silty fine SAND SURCHARGE y=61 pcf <br /> 7290 (Ha,He) PRESSURE a'=36° <br /> 600 <br /> Elev.-30 Feet - I - - -- - -- - -- <br /> 9250 i 560 <br /> Very dense, <br /> gray,slightly y=130 pcf <br /> D silty,fine to y=66 pcf <br /> 40° <br /> medium SAND - <br /> (OPnf) <br /> 9250+5500- 560+13D--°-{ 700 <br /> ULTIMATE PASSIVE SOIL ACTIVE UNBALANCED ASSUMED <br /> EARTH PRESSURE SOIL <br /> (See Note 7} DESCRIPTIONS EARTH PRESSURE WATER PRESSURE PARAMETERS <br /> NOTES Not to Scale <br /> 1. These lateral earth pressures shown are for the temporary dredge condition discussed in the main text. <br /> 2. All pressures are in units of pounds per square foot(pf). Components of the pressure behind the wait should be <br /> added to get the total pressure on the wall for each loading case. <br /> 0 <br /> 3. Active and passive earth pressures are shown per unit width for sheet pile walls. Active lateral earth pressures LEGEND <br /> should be used for flexible wall systems that are able to displace at least 0.001 times the height of the wall. If the wall = Assumed or Measured Water Level <br /> does not displace at least 0.001 times the height,the earth pressures should be reevaluated. - <br /> - 4. Earth pressures are based on either a cantilevered wall system or single anchor wall system. D Depth of Penetration in Feet Below Elevation <br /> 14th St&16th St-Marina District <br /> 4 5. The assumed soil profile is generalized from the soils described on previous boring logs.Variations between the q Surcharge Pressure in Pounds Per Square Foot Port of Everett <br /> profile and actual subsurface conditions may exist. Everett,Washington <br /> q y Effective Unit Weight <br /> 6. Earth pressures are based on the dimensions and elevations shown. If different elevations(such as elevation of top LATERAL EARTH PRESSURES <br /> of the midline slope in front of the wall)are used for design,the earth pressures shown on this figure would not be y Total Unit Weight TEMPORARY DREDGED CONDITION <br /> e applicable.and should be revised based on the final configuration of the bulkhead and adjacent slope. FOR 14TH STREET BULKHEAD <br /> Qr' Effective Friction Angle <br /> 7 7. The provided passive earth pressures are ultimate values. The ultimate passive earth pressure can be adjusted by a - January 2014 21-1-21761-003 <br /> 7545 Active Earth Pressure <br /> mobilization factor as shown on Figure 8. <br /> SHANNON&WILSON,INc. FIG.9 <br /> G-I.Wmr—EnWronmentai ConcWlanis <br />