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E Incorporated <br /> 17278 <br /> 17278 Golden Valley Parkway <br /> Lathrop,CA 95330 <br /> Frpea EXCOMO M www.engeo.com <br /> LIQUEFACTION ANALYSIS REPORT <br /> Project title:Holly Buildings H&I Location:Tracy,California <br /> CPT file:CPT-06 <br /> Input parameters and analysis data <br /> Analysis method: Robertson(2009) G.W.T.(in-situ): 10.00 ft Use fill: No Clay like behavior <br /> Fines correction method: Robertson(2009) G.W.T.(earthq.): 7.00 ft Fill height: N/A applied: All soils <br /> Points to test: Based on Ic value Average results interval: 3 Fill weight: N/A Limit depth applied: No <br /> Earthgjake magnitude M w: 6.90 Ic cut-off value: 2.60 Trans.detect.applied: Yes Limit depth: N/A <br /> Peak ground acceleration: 0.51 Unit weight calculation: Based on SBT KQapplied: Yes MSF method: Method based <br /> Cone resistance Friction Ratio SBTn Plot CRR plot FS Plot <br /> 2 -- -------- ----------- 2- <br /> 2- 2 2 <br /> ! ; <br /> 6 - -------- 6 - - -- -i 6 <br /> 8 ------------------------ 8 --- ----- 8 8 ------[Airi ealthq 8 <br /> 10 10 - - 10 ` 10 I---- 10 <br /> 12 --•--------'------------ 12 12 12 -------------- --------- 12 <br /> 14 ---------- 14 ' ; 14 ` 14 , 14 <br /> 16 16 16 16 ---•- --- --------- 16 <br /> 18 18 18 18 •....... ----- 18 <br /> 20 20 ,.... ----- ----- 20 , 20 -.......p........ 20 <br /> 22 ..... 22 - ; 22 22 ................. 22 <br /> a., ; <br /> 24 24 - ----- --------- 24 24 ----------------- --- 24 <br /> t ; ; ; ; <br /> o. 26 26 -- 26 26 26 <br /> 0 28 ------------'----------- 28 -1------'---- '.----- 28 I 28 -------- --------' --- 28 <br /> 30 ------------ ----------- 30 :- 30 30 ------ --- 30 <br /> 32 32- <br /> ....................... 32 32 ------------------ -------- 32 <br /> 34 ------------- --------- 34 -- -i------------------ 34 34 ------------------ -------- 34 <br /> 36 36 36 36 ----- ------ --- - 36 <br /> 38 38 38 38 ---•-- 38 <br /> . --- <br /> 40 --------- - 40 -- 40 40 ----- •--- -------- 40 <br /> 42 ------------- 42 42 42 -------'-------- 42 <br /> 44 -------- 44 44 44 44 <br /> 46 ------------------ ---- 46 .. 46 � 46 •.......:......... ........ 46 <br /> 48 48 ............ .......... 48 I 48 •......... ----- ....... 48 <br /> 50 ------------1- 50 ---- -- 50 I 50 -------- ------ 50 <br /> 200 0 2 4 6 8 10 1 2 3 4 0 0.2 0.4 O.E 0 0.5 1 1.5 2 <br /> qt(tsf) Rf(%) Ic(Robertson 1990) CRR&CSR Factor of safety <br /> !M„,=7111,sigma'=1 atm base curve Summary of liquefaction potential <br /> 0.8 1,000 <br /> Liglllfaction , s <br /> 0.7 ---- ...................................................... --- ---- <br /> 9 <br /> • <br /> 0 <br /> u0.s .... .... .... .... .... .... .... .... .. .... <br /> orj <br /> Q 5 <br /> -- --- --- - - - <br /> 0.4 ; 4 a <br /> o° o <br /> 10 { Y ' <br /> ut <br /> 0.3 .... ......................... .... .... ° xS 3 <br /> U Z <br /> 0.22 <br /> 1 <br /> 0.1 1 10 <br /> 0.1 ..... --- ----- ------ Normalized friction ratio(%) <br /> Zone A,:Cyclic liquefaction likely depending on size and duration of cyclic loading <br /> LIQllefdCt�On Zone A2: Cyclic liquefaction and strength loss likely depending on loading and ground <br /> 0 geometry <br /> Zone B:Liquefaction and post-earthquake strength loss unlikely,check cyclic softening <br /> 0 20 40 60 80 100 120 140 160 180 200 Zone C: Cyclic liquefaction and strength loss possible depending on soil plasticity, <br /> Qtn,cs brittleness/sensitivity,strain to peak undrained strength and ground geometry <br /> CLiq v.3.3.2.9-CPT Liquefaction Assessment Software-Report created on: 12/7/2021,5:11:31 PM 36 <br /> Project file:G:\Active ProjectsL14000 to 15999\15188\15188000006\001 GEX\Analysis\Holly Buildings H&I,GW 7.clq <br />