3.2. Minimum average roll values (MARV) for several index and mechanical/structural properties of the selected geosynthetics. Uniaxial Biaxial Woven Non-Woven Geotextile Geogrid Geogrid Geotextile HDPE PP HTPE PP Test Units Direction MARV 33 n/a n/a MD 406 Aperture Dimensions Nominal mm 33 n/a n/a XD 17 1.27 n/a n/a Minimum Rib MD - Nominal mm Thickness 1.27 n/a n/a XD - - 2113 801 ASTM MD - Grab Tensile Strength N D 4632 - 1957 - XD - - 12 50 Grab Tensile ASTM MD - % Elongation D 4632 - 6 - XD - - 70 - Wide Width Tensile ASTM MD - kN/m Strength (Ultimate) D 4595 - 70 - XD - - 9 - Wide Width ASTM MD - Index % Elongation D 4595 - 5.5 - Properties/ XD - Structural 114 20.5 - - Ultimate Tensile ASTM MD KN/m Integrity Strain D 6637 - 23.5 - - XD 52 11.7 - - Tensile Strength @ ASTM MD KN/m 5% Strain D 6637 - 14.6 - - XD 52 6 - - Tensile Strength @ ASTM MD KN/m 2% Strain D 6637 - 7.4 - - XD - - 801 334 ASTM MD Trapezoidal Tear N D 4533 - - 801 - XD 105 - - - MD Junction Strength KN/m - - - - XD - 93 n/a n/a ASTM MD Junction Efficiency % D 7737 - - n/a n/a XD
3.2. Minimum average roll values (MARV) for several index and mechanical/structural properties of the selected geosynthetics. Uniaxial Geogrid Biaxial Geogrid Woven Geotextile Non-Woven Geotextile HDPE PP HTPE PP Test Units Direction MARV Index Properties/ Structural Integrity Aperture Dimensions Nominal mm MD 406 33 n/a n/a XD 17 33 n/a n/a Minimum Rib Thickness Nominal mm MD - 1.27 n/a n/a XD - 1.27 n/a n/a Grab Tensile Strength ASTM D 4632 N MD - - 2113 801 XD - - 1957 - Grab Tensile Elongation ASTM D 4632 % MD - - 12 50 XD - - 6 - Wide Width Tensile Strength (Ultimate) ASTM D 4595 kN/m MD - - 70 - XD - - 70 - Wide Width Elongation ASTM D 4595 % MD - - 9 - XD - - 5.5 - Ultimate Tensile Strain ASTM D 6637 KN/m MD 114 20.5 - - XD - 23.5 - - Tensile Strength @ 5% Strain ASTM D 6637 KN/m MD 52 11.7 - - XD - 14.6 - - Tensile Strength @ 2% Strain ASTM D 6637 KN/m MD 52 6 - - XD - 7.4 - - Trapezoidal Tear ASTM D 4533 N MD - - 801 334 XD - - 801 - Junction Strength KN/m MD 105 - - - XD - - - - Junction Efficiency ASTM D 7737 % MD - 93 n/a n/a XD - - n/a n/a
PAULO-FLORIO-MS-THESIS-final.docx