Suncore ETF Temporary Cooler Pipe Support, Fort …

1 Summary of Load Test Results Suncore ETF Temporary Cooler Pipe Support, Fort mcmurray , AB Canada Prepared for American Piledriving Equipment March 2014 1100 112th Ave. NE, Suite 500 Bellevue, WA 98004 suncor EFT Ft mcmurray Project Location Pile DesignerGeotechnical ExplorationsInstallation ContractorDateSubsurface summary:very stiff clay shale fill and till over hard clay shale (Clearwater Formation) (Boring TH14-3 located ~20 feet north)Pile ParametersShaft diameterinch28 Helix yield strengthksi110 Number of helixes1 Distance between helixfeetNAInstallation EquipmentAPE HD200 Helical DriverCaterpillar 374D L Excavator Installation ParametersPile tip depthfeet20 Torque at final depthkip-feet90 Average torque, full depthkip-feet39 Average torque, bottom 5 ftkip-feet50 Measured Pile ResistanceUltimate Resistance from static load test in upliftkips140 Estimates of ResistanceSoil mechanics based (Tappenden and Sego, 2007, cohesive)kips130 Empirical based on average torque (Sakr, 2013)kips80 Empirical based on average torque in bottom 5' (Sakr, 2013)kips100 Empirical based on end of driving torque (Perko, 2009)kips200 December, 2014 suncor ETF Temporary Cooler Pipe SupportApprox.

2 30 km north of Fort mcmurray , AB CanadaCH2M HILLAmec 2007, Thurber 2014 AeconUplift Test And (TILL) (FILL)vrey stiff, dark brown to dark grey, silty, fine sandy,trace oxides and fine gravelCLAY SHALE (FILL)stiff, dark brown, very silty, very disturbed structureCLAY (TILL) (FILL)dark grey, sity, sandy, trace gravelCLAY SHALE very stiff, dark grye, silty-trace light grey thin (<1mm) silt inclusionsEND OF TEST HOLE AT COMPLETION:-No slough-No waterStandpipe piezometer installedWATER LEVEL BELOW GROUND SURFACE:-October 12, 2014 = 27, 2014 = 1 ( ) - 100% recovery-Gravel = , Sand = Silt = , Clay = 2 ( ) - 89% recovery-Gravel = , Sand = Silt = , Clay = 22%-Run 3 ( ) - 100% recovery-Run 4 ( ) - 94% recovery-Cpen > 215kPa-Cpen > 215kPa-Cpen > 215kPa-Cpen > 215kPaCICICI-CHCICICICICI-CHCHCHCHCHCHCH Page 1 of 1 SOILDESCRIPTIONREMARKSSAMPLE TYPEFIELD LOGGED BY: TDCPREPARED BY: TMEREVIEWED BY: DJLCOMPLETION DEPTH: mCOMPLETION DATE: 10/11/14 BOREHOLE LOG 11/6/14- LIBRARY-NEW (m)123456789010 DEPTH (m)BENTONITEDRILL CUTTINGSBACKFILL TYPE CPEN (kPa) SYMBOLCLIENT: RALLY ENGINEERING LTDDRILLING COMPANY: Mobile Augers & Research : Sonic (FS250 Resinence) / MD / XCSAMPLE TYPEGRAB SAMPLEPROJECT: suncor EAST TANK FARM Temporary CHILLERDATE DRILLED: October 11, 2014 LOCATION: See Drawing 19-6797-0-1 BOREHOLE NO: TH14-3 PROJECT NO: 19-6797-0 ELEVATION.

3 N/A>>>>>>>>DraftSuncore ETF, Ft McMurrayUplift Test And load vs deformation Load (kips)Uplift Deformation (inches)Uplift Test Pile 1, Single Helix, Tip Depth =20 ft, <1' penetration > 70kip-ft materialmeasured deflectionTheoretical Elastic ElongationDavisson offset ignoring helix diameterRequired working design uplift with Amec 2007 adfreeze and frost depthRequired ultimate design uplift with Amec 2007 adfreeze and frost depth (resitance factor= )Required working design uplift with Can FEM adfreeze over Amec frost depthReferences Perko, , 2009. Helical Piles: A Practical Guide to Design and Installation. John Wiley & Sons. New York, Sakr, M., 2013. Relationship between Installation Torque and Axial Capacities of Helical Piles in Cohesive Soils. Deep Foundations Institute Journal Vol. 7, No. 1 August. pp 44-58. Tappenden, and Sego, 2007. Predicting the Axial Capacity of Screw Piles Installed in Canadian Soils. In Proceedings: OttowaGeo2007