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� DAMES & MOORE <br /> 5(�MARI�Ii'I'PI.ACB TOWGR, Z(1:5 I'IRS'f AVGNUE.SBATTLE, WASHINGfON 9R121 <br /> . (2(Hi)728�0744 PAX: (206)727-9150 <br /> January 6, 1994 � <br /> ��'��0� <br /> Mr. Doug McNutt �� <br /> Mahlum& Nordfurs <br /> 2505 Third Avenue,Suite 219 JAN 1 1 <br /> seatue,w.ah;ngtan 98121 1994 <br /> � E & C FNGINEERS <br /> Coostrudion Mooitoriog and Teuiog Servicee <br /> Baeios 77!Teat Fedlities <br /> F�rdl.Wu6inmon <br /> Dcar Mt.McNutL• <br /> In axordanea witL you requeat and �ut6orizatioo, Dama dc Moore 6ae provided geoleehnical cnpneering <br /> aervioec duriog coauructlon of the Boeiog TT7 tat farilitiea u the Boeiog Comp�ny manufaauriog oomple:in <br /> Everett, Wat6ingtaa. The �ervloes re provided ioduded caouruetioo mooitariog �nd tatiog duriog fill <br /> plaameny augercast pile indaWtioo,aad subgnda prepuuion[or tho F�Teu SI�b,the Slide Tat Slab, <br /> Huilding�1, �nd t6e pukiog uea oort6 0[t�e buildiog. Detailed report� of our d�ily ob�ervatlao�were <br /> provided to your ofGca t6roughout tlw eouree d Ihe projed. TWs roport �ummerizea our abervati� and <br /> presenta our tundusions ngudiog the constnution. <br /> Su�oc of Serviaa <br /> 1'he servixs proviJcd during eoastruUion of the ted facilides can be divided iuto three p6ueR u folbvva: <br /> 1. Yart-timo oMervadon of wb�ade prepvatioo,fill plaameot,aud oomp�ai�in We fJled areu of We <br /> Teat FaeUity. A tohl a(12 ale viai4�tra provided belwan November 9�nd Deambnr 28,1992. In- <br /> plua rel�tive canpadion testa and mquircd laboruory teats ot the fill wi4 were uken by <br /> representativea ot PSI,u�d t6e teat rewNs Mere periadieaily rovkMed by the Dama�c Maore projed <br /> eoBneer. Ia general,our�ervioes u t6e ale oomiued d oberving t6e ooatr�cta'a oper+tiom,P��B <br /> We fill,and observiog tLe fidshed grade for bae mueria4,pooded wvta, �nd wh oonditlooc. <br /> 2 Full-timc monitoriog ot augercaat pile ioq�llati�far�upport of Building�441. Servias wve provided <br /> belween February 11 and MueL 3,1993. Our aerviaa�t the�ite concisted o[mooitoriog lha materials <br /> cncuunt.rod by thc auger, coofirming �he dop:h o[penelratiao iuto wiuble bcariug mueriale, and <br /> recordiag tho volume of grout placed in ese6 pile. <br /> 3. Part-time monitoriog during anbgrade prcparatiou for 16e Buildiog 40�41 tlab-on-grade. Our servioes <br /> were Iimited to mooiloring proof-rolls of t6e prepued subgnde areae prior to conaUe plaumeot. Tho <br /> subgnde wae prooFroUed wiW�loeded dump wek or a loaded buk6a. A total o[9 aite viails w�ere <br /> provided during t6is p6aae of t6e projed. <br /> 4. Part-dme munitoring of subgrade preparadon for t6e Fatigue Tesl Slab,the Fatigue Teat Slab eproq <br /> and t6e Slide Tut Slab. Our aervias were Wnited to monitoring prooGolls of the finished slab <br /> subgrades, Our wnclusions regarding thesc alab areat were provided in a lettcr datcd UGober 20,1993. <br /> �`114 1�4�9il I�0.'ll'I <br />