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For each analysis, the tensile sitains w-ercjc: ktdated from the deform ed spacing betwe <br /> adjacent grid points in the surface against the iW-RW d s g <br /> gal gr-i- pacing. A characteristic curve <br /> maximum tensile Atrains versus ratio of void width (4). to controlled ffl thickness r- <br /> developed from the analyses' results. This curve is pk=-nted in Figure 4. <br /> 2.0 <br /> 1.8 , <br /> . C <br /> 0 1.6 <br /> 1.4 <br /> m m <br /> ti o 1.2 p <br /> ►°' ? 1.0 <br /> E Cn O�8 <br /> x c O <br /> ® 04 O <br /> 02 �® <br /> o.p5 -O <br /> D:O <br /> 0.0 0.2 0.4 0.6 0.8_-. 1.0 1.2 <br /> Rofio of Void Wid#h to Controlled FII Thickness (L/T) <br /> Figure 4 'Mammum tensile strain versus ratio of void width/controlled fill thickhe <br /> ®n 0.9m x 0.9m.x 1.8m (3'x3'x6') void <br /> s.s - <br /> LEOEN <br /> 3.0 A LEONARD t SEAu nmmiE TESTS 1 <br /> O TSCHEDOTAR90FF t DIRECT TENStOWTESTS I <br /> D WES DATA t DIRECT TENSION TESTS-1 <br /> z <br /> 20 <br /> F- <br /> N <br /> W <br /> y <br /> W <br /> ~ <br /> 1.0 <br /> O <br /> D <br /> O 91 <br /> I to too 8000 <br /> M.ASTIMY ROM% <br /> Figure 5 Tensile strain versus plasticity index <br /> (After (Gilbert and Murphy, 1987) <br /> 1506-Vancouver,Canada-Gcosynthctics'93 <br />