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Everett Community College February 10,2023 Page 2 <br /> is our opinion that foundation subgrades were prepared in general accordance with the project plans and <br /> specifications. <br /> Structural Fill Evaluation <br /> We observed and evaluated placement and compaction of structural fill throughout construction.Structural <br /> fill was placed to support foundations and floor slabs, backfill utility trenches, and raise site grades for the <br /> parking lot. Based on our observations, evaluations and test results, it is our opinion that structural fill <br /> placement and compaction was completed in general accordance with the project plans and specifications. <br /> Foundation Drainage Evaluation <br /> We observed installation of the subsurface drainage during our site visits.The subsurface drainage for the <br /> building consists of an exterior perimeter foundation drain and an underslab drain system. Based on our <br /> observations, it is our opinion that the subsurface drains were installed in general accordance with the <br /> project plans and specifications. <br /> Pavement Subgrade Evaluation <br /> We evaluated pavement subgrade soils for the parking lot. Where present, soft or disturbed soils were <br /> removed below pavement areas and replaced with approved structural. Structural fill placed in pavement <br /> areas consisted of either 11/4-inch minus crushed gravel or imported gravel borrow. Based on our <br /> observations, it is our opinion that pavement subgrades were prepared in general accordance with the <br /> project plans and specifications. <br /> CONCLUSIONS <br /> Based on observations and evaluations,we conclude that the work discussed herein for the EvCC Learning <br /> Resource Center has been completed in accordance with the intent of our recommendations and the <br /> project plans and specifications that were approved by the City of Everett. <br /> We trust this letter meets your current needs. Please call if you have any question regarding this letter. <br /> Respectfully submitted, <br /> GeoEngineers, Inc. <br /> �M 1 <br /> Kyle M. Smith, PE <br /> i <br /> Senior Geotechnical Engineer <br /> ;2$0? 2110123 <br /> Robert C. Metcalfe, PE, L G <br /> Principal <br /> KMS:RCM:nld <br /> Disclaimer:Any electronic form,facsimile or hard copy of the original document(email,text,table,and/orfigure),if provided,and any attachments are only a copy <br /> of the original document.The original document is stored by GeoEngineers,Inc.and will serve as the official document of record. <br /> GEOENGINEERS <br /> File No.5836-011-00 <br />