Lab Services: Geosynthetic testing

Lab Services: Geosynthetic testing

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Test Method Title

Standard Test Method for Index Trapezoidal Tearing Strength of Geotextiles

Reference Number

ASTM D4533

Material

Geotextile

Test Property

trapezoidal tearing strength

Description of Test

An outline of an isosceles trapezoid is marked on a rectangular specimen and cut. A small tear is introduced on one side of the specimen. The nonparallel sides of the trapezoid marked on the specimen are clamped in parallel jaws of a tensile testing machine. The separation of the jaws is initiated and increased so the tear propagates across the specimen. The force is measured throughout the test.

Preferred Test Sample Size

3' x roll width

Number of Test Specimens

10 machine direction 10 cross machine direction

Test Specimen Size

3" x 8"

Keywords

trapezoidal tear, tearing

For more information, contact GeoTesting Express:



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770.645.6575


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978.635.0424


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224.676.1371


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212.566.6630



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