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SunwoodDriveΑStreetImprovements <br />Ramsey,Minnesota <br />NTIProjectNo.16.61770.100 <br />SUBSURFACEEXPLORATIONSUMMARY <br />NTIperformedthesubsurfaceexplorationprogramonNovember8,2016withatwopersoncrewusing <br />atruckmountedCME55drillrig.SamplesweregenerallycollectedinaccordancewithASTMD1586 <br />ͻ{ƷğƓķğƩķTestMethodforStandardPenetrationTesting(SPT)andSplitBarrelSamplingof{ƚźƌƭ͵ͼ <br />TheboringlocationsanddepthsweredeterminedbyarepresentativewiththeCityofRamsey.The <br />boringlocationswerestakedinthefieldbyNTI.Theboringsterminatedatnominaldepths11.0feet <br />belowtheexistingpavementsurface.. <br />ElevationswerenotprovidedtoNTI,therefore,NTIhasassumedagroundsurfaceelevationof100.0 <br />feetforeachoftheboringlocations.PleaserefertotheBoringLocationDiagram,theBoringLogsin <br />AppendixC,andthePavementCorePhotographsinAppendixD. <br />SunwoodDrive(BoringsS1throughS11) <br />Bituminouspavementthicknessinthisprojectarearangedfromapproximately4.3to8.3inchesatthe <br />boringlocations.Apparentaggregatebasewasnotobservedattheboringlocations.Previouslyplaced <br />fillsoils,generallyconsistingofpoorlygradedsandwithsilt(SPSM),wereencounteredextendingto <br />depthsrangingfromapproximately2.0to7.0feetbelowthetopofpavement. <br />Nativealluvialsoilsconsistingofpoorlygradedsand(SP),siltysand(SM),andpoorlygradedsandwith <br />silt(SPSM)weregenerallyobservedextendingtotheboringterminationdepths.Varyingamountsof <br />gravelwereencounteredthroughouttheboringlocations. <br />Groundwaterwasobservedintheboreholesatdepthsrangingfromapproximately7.0to9.5feetbelow <br />thetopofpavementatthetimeofdrilling.Table1summarizestheencounteredsubsurfaceconditions <br />fortheseprojectareas. <br />Page2of7 <br /> <br />