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TABLE OF CONTENTS <br /> Paqe No. <br /> EXECUTIVESUMMARY ... ... ........ ...._ _. ......... _ .._.............. ..._.............. ............ .... ... . .... ES•1...ES-3 <br /> 1.0 INTRODUCTION. .... ._.. ....._... .................... ............................................................................ .... . 1 <br /> 1.1 PROJECT DESCRIP710N.,.. __.......................... ................................................................. ... 1 <br /> 1.2 PURPOSE AND SCOPE ........ ... .. .._..... ._.............,......... ............ ....................................... .. 1 <br /> 2.0 PREVIOUS SITE EXPLORATIONS AND LABOf2ATORY TESTING................... .............................. 1 <br /> 2.1 PREVIGUS SITE EXPLORATIONS _.. _......_._.._ .................... ................................................Z <br /> 'l. 1.1 December 2000 Explorations.... ..... .......... ............................................................... __Z <br /> 2 1 2 June/July 2004 Explorations...........................................................................................2 <br /> 2.1 3 October 2004 Exp�orations..............................................................................................2 <br /> 2 2 LABORATORY TESTING................................ ...........................................................................3 <br /> 3 0 SITE CONDITIONS................................................................................................................................3 <br /> 3.1 GENERAL SURFACE CONDITIONS.......................... ...............................................................3 <br /> 3.2 SITE GFOLOGY........ .................................................................................................................4 <br /> 3 3 PREVIOUS EARTHWORK ACTIVITIES .....................................................................................4 <br /> 3.4 SUBSURFACE CONDITIONS................................ ....................................................................5 <br /> 3.4.1 SuhsuAace Soils ............. ...............................................................................................5 <br /> 3.4.2 Grou�dwater....................................................................................................................8 <br /> 4 0 CONCLUS�ONS AND RECOMMENDATIONS........ ............................................................................8 <br /> 4.1 GkNERAL..................................................................... ...................... .......................................8 <br /> 4 2 SEl'TLEMENT CONSIDERATIONS........... ................................................................................8 <br /> 4.2.1 Static Loading................ .................................................................................................9 <br /> 4 2.2 �ynamic Loading.................................................. ................................ .........................9 <br /> 4 3 EARTHWORK.... .............. ............... ........................................................................................ 10 <br /> 4 3.1 Grading Considerations........ ........................................................................................ 10 <br /> 4 32 Sile Clearing... ...... ..... .......... ............... ................. .................................................... 11 <br /> 4 3.3 Subgrade Preparation ._....... ..................__.................................................................. 11 <br /> 4 3.4 Partial Removal of Concrele RuUble in 9uilding Area:.................................................. 11 <br /> 4 3 5 Excavation of Sofl SiIVCIay in Buildinc�A Area ............ ... ............................................ 12 <br /> 4 3 6 Preparalion ot Building Pads.........................................................................................12 <br /> 4 37 Structural Fill Meterial. ... ................_............................................................................ 13 <br /> 4 3 8 Fill Plecement and Compaction..................................................................................... 13 <br /> 4 3 9 F81ing North Mined �it Area........................................................................................... 14 <br /> 4 3 10 Temporary Cut Slope+:....................................................... ......................................... 14 <br /> 4 3 11 Permanenl Slope� .. ................................................................................................... 14 <br /> 4 3 12 Utility Trenches....... .................................................................................................... 15 <br /> 4 3.13 fJrainage................ ..................................................................................................... 15 <br /> 4 4 PRcLOAD fILL_........_....... ...................................................................................................... 15 <br /> 4 4 1 Preload Height....... ............. ...................................................... ........................... ...... 16 <br /> a q 2 Settiement MagNtude and Rate .. ........._..._ ........_.. ........... ... ................ ............... iG <br /> .1 q 3 Settlement Monitorng..._ .. ._ __ .. ......_._ __....... . .... ._._... . ..........._._.. 16 <br /> - - --------__---------- <br /> ----- <br /> ; . �,. ,..,, .:, � .,�, ._. . _ . _.._.. . _ !''.l'�'� GEOENGINF[Ill� <br /> a <br />