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Vector Engineering Inc. LARGE SCALE DIRECT SHEAR REPORT <br /> Laboratory Services Test Method ASTM D-5321-B <br /> 12438 Lome Rica dive.•Suite C.Grass Valley,CA 95945 <br /> (530)272.2448 Far(530)272-8553 <br /> me: VECTOR ENGINEERING PloieclAame: FORWARD LF ProleclAo: 986011-903B <br /> e: <— Board Spacers <br /> Aaterial1: <_ NS-3 CLAY LINER Lsrv: 903B <br /> Wader 2: _> GSE 60 mil HPDE (Textured u /Smooth down) LSA: BAH Clamped <br /> ;ubstrate: _� Concrete Board w/friction sand <br /> PEAK STRENGTH <br /> 12000 <br /> Test Normal Shear Secant <br /> Point Stress Stress Friction 10000 <br /> psi psf psf Angle <br /> 1. 27.8 4000 3050 37 <br /> y 8000- <br /> 2. 55.6 8000 4480 29 g <br /> 3, 118.1 17000 8010 25 of 6000 <br /> of <br /> Q _ <br /> w <br /> 4000 <br /> Adhesion: 1470 psf <br /> Friction Angle: 21 degrees 2000 <br /> Displ. Rate: 0.04 in./min. <br /> 0 <br /> 0 2000 4000 6000 8000 10000 12000 14000 16000 18000 <br /> NORMAL STRESS(psf) <br /> NOTE:GRAPH NOT TO SCALE <br /> STRENGTH ENVELOPE 12000 <br /> at 2.5 in.dis lacement <br /> Test Normal Shear Secant <br /> 'oint Stress Stress Friction 10000 <br /> psi I psf psf Angle <br /> 1. 27.8 4000 3040 37 <br /> y 8000- <br /> 2. 55.6 8000 4450 29 a <br /> w <br /> 3, 118,1 17000 7480 24 6000 <br /> rr <br /> w <br /> w <br /> � <br /> 4000 <br /> idhesion: 1690 psf <br /> riction Angle: 19 degrees 2000 <br /> )ispl. Rate. 0.04 in/min <br /> 0 <br /> 0 2000 4000 6000 8000 10000 12000 14000 16000 18000 <br /> NORMAL STRESS(psf) <br /> NOTE:GRAPH NOT TO SCALE <br /> The Friction Angle and Adhesion(or Cohesion)results given here are based on a mathematically determined best fit line. Further <br /> ter relation should be conducted b a qualified professional experienced in eos nthetic and eotechnical engineering. <br /> s the date and result represented on this page,Client agrees to limit the liabifity o(Veclor Engineering,Inc.from client and all other parties for claims arising out of use o/this data to <br /> cos a the res ective tests re resenfed hereon and Client agrees to indemnity and hold harmless Vector from and against all Habil in excess of the aforementioned limit. <br /> ?port Date: Ente-ed By Reviewed By � Lab Log: <br /> 9038 <br /> 10/24/98 JG Page 1 of 2 <br />