EXH1262050691

PCHBPollution Control Hearings Board of the State of Washington

Work Area 2 Stone Column Test Areas Third Runway Embankment Phase 4 SeaTac, Washington -T CROWSB¢ Prepared for HNTB July 24, 2001 4978-44 AR 050691 Er_ WW_'. Da r_c ro wse,_ co _" JDowsm Dehvermg smarter solutions Anchorage Installation and Verification Results Work Area 2 Stone Column Test Areas Third Runway Embankment Phase 4 Bo,,on SeaTac, Washington Chicago Prepared for HNTB Denver July 24, 2001 4978.44 Fairbanks Prepared by Hart Crowser,Inc. Jersey City Juneau BarryS.Chen, Ph.D., P.E. JohnP.Laplante SeniorAssociate Senior Staff Port_ao_ GeotechnicalEngineer Geotechnical Engineer 1910 Fairvlew Avenue East Seattle Seattle, Washington 98102-3699 Fax 206,328.5581 Tel 206.324.9530 AR 050692 " :_ CONTENTS Page INTRODUCTION 1 SUMMARY 1 PURPOSE AND SCOPE OF THIS REPORT 2 OVERVIEW OF TEST PROGRAM 2 Background on Stone Column Work 2 Hart Crowser Performed Construction QA during Column Installation 3 DISCUSSION OF INDIVIDUAL TEST AREAS 4 Test Area 1 4 Test Area 2 6 Test Area 3 8 Test Area 4 9 USE OF THIS REPORT 11 TABLE Summaryof ExplorationsinTestAreas FIGURES VicinityMap TestAreaLocationMap Column Layoutfor TestAreas1 and2 and Explorations Column and ExplorationLayoutfor Cut Area3 Column and ExplorationLayoutfor Cut Area4 APPENDIX A TEST AREA 1 APPENDIX B TEST AREA 2 Hart Crowser Page i 4978-44 July 24, 2001 AR 050693 CONTENTS (Continued) PaRe APPENDIX C TEST AREA 3 APPENDIX D TEST AREA 4 APPENDIX E LABORATORY TESTING PROGRAM Soil Classification E-1 Water Content Determinations E-1 Gram Size Analysis (GS) E-1 FIGURES E-1andE-2 ParticleSizeDistributionTestReports APPENDIX F PREVIOUS LABORATORY ANALYSES IN WORK AREA 2 FIGURES F-1throughF-4 ParticleSize DistributionTestReports Hart…
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