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GEOENGINEERS� � <br /> , �r <br /> :J.. <br /> December I.3006 <br /> Ff Devclopment L.P. <br /> 19401 -401h Avenue Wcst,Suite 280 <br /> Lvnnwood, Washington 9803G <br /> Atlention: Richard Craiger <br /> SubjecC Summary Letter <br /> Gcotcchnical Construction Obscrvation—Quilding N . 10 id 12 throuch IS <br /> Thc Millington at Mcrrill Creck <br /> G��crett. Washington <br /> Filc No. 7G30-OOa-03 <br /> INTRODUCTION <br /> This Icuer presenis a sumnmry of our gcotechnical construction obsen�ation scrvices for f3uilding Nos. 10 <br /> and 12 throueh I i of 1'he Millington at Merrill Crcek located in L'-vercu. Washington. 11'e have provided <br /> eeotechnical construction observation services for the entire project but onh� the construction <br /> obscrvations complcled for l3uilding Nos. 10 and 12 through I S locatcd �vithin Pod 2 are presemed in this <br /> Iclicr. We prcviously pro��ided four smnmaty Icuers,thc first dated July 12. 2006 for I3uilding Nos. 2 and <br /> 19, thc sccond datcd July 21, 2006 for buildings 3 and d, �hc third datcd August 30, 2006 for Duilding <br /> Nos. 1, 5 and G and the founh dated October 26, 200G for Building Nos 7. 8, 9 and 1 I. We will provide <br /> separate Icners ihat will summariu our construction observations completed for the other buiidings and <br /> areas of the projccl. <br /> 'The geotechnical aspects associated with construc�ion of [3uilding Nos. 10 and 12 ihrough IS included <br /> soil bearing veritication and slructural fill material charac�cristics, placcmcnt and compaction verification. <br /> SUMMARY <br /> 13ascd on our obscrvations, it is our opinion tl�at thc construction activities at Duilding Nos. 10. 12 <br /> through I i observed by GeoBnginecrs �cere complMed in general accordance �+ith our recommendations, <br /> and thc pro.ject plans and specifications. <br /> OBSERVATIONS <br /> �Uc vi;iicd the site on a full time hasis on 7 occasions bet�ceen July 19, and July ?A. 2005 (refer to field <br /> rcport Nos. 24 through 31) during the mass grading period and completed 1 sitc visit on August 3, 2006 <br /> (rcfer to ficld re,on No. 3�) to evaluate compaction of ihe fill placed within the Pod 2 area �ehcre <br /> 13uilding No. 10 and I i are locmed. 13uilding Nos. 12 through IJ are located in a cut area within Pod 2. <br /> We completcd inlermiltent site visits on 12 occasions bct��een Sepicmber 6. 2005 and May 10. 2005 <br /> (rcfer �o ficld rcport Nos. 57. 58, G7. 7G, I12, I ld. I I5. 125. I�b. 1�6. 139 and IAO) ro evaluaic the <br /> footing subgradc soils wiihin 13uilding Nos. 10 and 12 ihrough !�. Backfill plzccd to support the upper <br /> �ier of building slab ��as cvaluatcd on 13 occasions bct�vicen Nuvcmber 18.2005 and April 27. 2006(mfer <br /> �o licld report Nos. 93 ihrough 97, 101. 10?. 1�7. 139, 130. 132. 133, and 137). A complete set of field � <br /> �3 <br /> F�rth$[iena+Te[hnolo�y 60USUwn151nH bayne.. 70f.7tL7l7� <br /> tuiu 1700 Istlnl4 tM.7tl.P772 <br /> frtl1U,NA /lf01 n��n� �.Pa��linou.c�� <br />