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Geosynthetics Test List

Below is a list of Geosynthetics tests currently offered by CRT. These tests are performed in accordance with American Society for Testing and Materials (ASTM), and Geosynthetics Research Institute (GRI) requirements.

If the test you need is not listed, please fill out our Guest Book or contact us to discuss your project.

Testing Categories

· Geomembrane Testing
· Geotextile Testing
· Geonet Testing
· Geogrid Testing
· Geopipe Testing
· Specialty Testing

Geomembrane Testing

Geomembrane testing is used to quantify the performance of HDPE and other sheet membrane materials.

Test Test Method No. Specimens Amt. Needed
Accelerated Weathering Testing (QUV) ASTM G 53 call call
Bonded Shear Strength ASTM D 4437 5 12" x 12"+
Breaking Strength ASTM D 882 10 12" x 12"+
Brittleness Temperature (°C) ASTM D 746 call 6" x 6"
Brittleness Temperature (°C) ASTM D 1790 call 12" x 12"+
Carbon Black Content (%) ASTM D 1603 3 3 sq. in.
Carbon Black Dispersion ASTM D 3015 5 2 sq. in.
Chemical Resistance of Geosynthetics to Liquids ASTM D 5322 call call
Coated Fabrics @ Low- Temperature Bend ASTM D 2136e1 call call
Coefficient of Friction by Direct Shear ASTM D 5321 1 10 gal. soil
Density (g/cm3) ASTM D 792(A) 3 6 sq. in.
Deterioration Resistance to Surface Ozone ASTM D 1149 call call
Environmental Stress Crack Resistance ASTM D 1693 10 12" x 12"+
Full Series Tensile (MD) ASTM D 638/NSF Mod. 5 12" x 12"+
Full Series Tensile (Transv.) ASTM D 638/NSF Mod. 5 12" x 12"+
Hydrostatic Resistance ASTM D 751 5 3" x 18"
Linear Dimension Change @ Elevated Temperature ASTM D 1204 call call
Melt Index (g/10 min) ASTM D 1238 3 6 sq. in.
Peel & Shear Strength (PVC) ASTM D 3083/NSF 54 Mod. 5 & 5 24" x 24"
Peel Strength, PE (single-trac welds) ASTM D 4437/NSF Mod. 5 12" x 12"+
Peel Strength, PE (double-trac welds) ASTM D 4437/NSF mod. 10 12" x 12"+
Puncture Resistance FTMS 101C, Method 2065 5 4" x 12"
Shore Hardness ASTM D 2240 5 6 sq. in.
Soil Burial (HDPE, VLDPE) ASTM D 3083 10 12" x 12"+
Soil Burial (PVC, CSPE) ASTM D 3083 10 12" x 12"+
Wide Strip Tensile ASTM D 4885 call call
Tear Resistance (MD) ASTM D 1004 10 12" x 12"+
Tear Resistance (Transv.) ASTM D 1004 10 12" x 12"+
Thickness ASTM D 1593 5 6 sq. in.
Tongue Tear Strength ASTM D 751/NSF Mod. 10 17" x 40"+
Volatile Loss ASTM D 1203 3 4" x 9"
Water Absorption of Plastics ASTM D 570e1 5 7" x 7"
Water Extraction ASTM D 3083 3 2" x 6"

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Geotextile Testing

Geotextile testing measures and qualifies the capabilities of textiles used in landscaping functions.

Test Test Method No. Specimens Amt. Needed
Abrasion Resistance for Geotextiles ASTM D 4886 call call
Apparent Opening Size ASTM D 4751 5 2 sq. yds.
Burst Strength ASTM D 3786 10 3 sq. ft.
Carbon Black Content (%) ASTM D 1603 3 3 sq. in.
Carbon Black Content (%) ASTM D 4218 2 6 sq. in.
Compressive Properties (cellular) ASTM D 1621 3 12 sq. in.
Grab Strength ASTM D 4632 10 1 sq. yd.
ID, Storage & Handling ASTM D 4873 call call
Mass per Unit Area ASTM D 3776 5 2 sq. ft.
Mass per Unit Area ASTM D 5261 7 2 sq. ft.
Nominal Thickness ASTM D 5199 5 call
Permittivity ASTM D 4491 4 2 sq. ft.
Puncture Strength ASTM D 4833 10 3 sq. ft.
Seam Strength ASTM D 4884 5 4 ft. seam
Temperature Stability of Geotextiles ASTM D 4594 call call
Thickness Measurements ASTM D 1777e1 call call
Trapezoidal Tear Strength ASTM D 4533 10 1 sq. yd.
Wide Width Tensile ASTM D 4595 10 2 sq. yds.
Xenon-Arc Exposure to Geotextiles ASTM D 4355 call call

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Geonet Testing

Geonet testing provides information on the capabilities of Geonet materials.

Test Test Method No. Specimens Amt. Needed
CBR Puncture Resistance GRI GS. 5 12" x 48"+
Compression Behavior GRI GN. 5 8" x 48"+
Density (g/cm3) ASTM D 792(A) 3 6 sq. in.
Moisture Content % ASTM D 4643 2 12 sq. in.
Moisture Content CRT Method 2 12 sq. in.
Mass per Unit Area ASTM D 3776 5 2 sq. ft.
Strip Tensile Strength (MD) ASTM D 5035 5 12" x 12"+
Strip Tensile Strength (Transv.) ASTM D 5035 5 12" x 12"+
Transmissivity (single load) ASTM D 4716 1 18" x 18"
Transmissivity (mult load + gradient) ASTM D 4716 1 24" x 24"
Transmissivity (common loads per spec.) ASTM D 4716 1 60" x 60"
Ply Adhesion ASTM F 904 5 24 sq. in.

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Geogrid Testing

The following table lists testing offered for Geonet materials.

Test Test Method No. Specimens Amt. Needed
Density (g/cm3) ASTM D 792(A) 3 6 sq. in.
Node Strength GRI GG. 5 1 sq. ft.
Rib Strength GRI GG. 5 1 sq. ft.
Wide Width Tensile ASTM D 4595 5 2 sq. yds.

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Geopipe Testing

The following Geopipe tests available. Geopipe tests are preformed on plastic pipe used primarily for landfill, landscaping, and similar functions.

Test Test Method No. Specimens Amt. Needed
Apparent Tensile Strength ASTM F 1412 5 20 in.
Carbon Black Content (%) ASTM D 1603 3 3 in.
Carbon Black Dispersion ASTM D 3015 1 150 gms
Chemical Resistance of Apparent Tensile ASTM F 1412/D 543-87 30 call
Crystallinity by DSC (as received) ASTM D 3418e1 1 1 sq. in.
Crystallinity by DSC (as achieved) ASTM D 3418e1 1 1 sq. in.
Density (g/cm3) ASTM D 792(A) 3 6 sq. in.
Drop Impact @ 0°C ASTM D 2444 10 75 in.+
Drop Impact @ 23°C ASTM D 2444 10 75 in.+
Full Series Dimensional Compliance ASTM D 2122/CRT Mod. 5 48 in.+
Fusion Joint Analysis ASTM D 1598 3 110 in.+
Hydrostatic Burst Pressure (23°C) ASTM D 1599e1 3-5 175 in.+
Hydrostatic Burst Pressure (82°C) ASTM D 1599e1 3-5 175 in.+
Joint Pull-Out Resistance ASTM F 1412 5 call
Linear Load using Parallel Plates ASTM D 2412 3 24 in.
Melt Index (g/10 min) ASTM D 1238 3 6 sq. in.
Pipe Stiffness @ Deflection (%) ASTM D 2412 3 24 in.
Ring Tensile for PE & PP Pipes ASTM D 2239 5 ea. chem. call
Sustained Pressure (23°C) ASTM D 1598 6 250 in.+
Sustained Pressure (82°C) ASTM D 1598 6 250 in.+
Tup Puncture Resistance on PE Pipe ASTM/CRT Mod. 3 110 in.+
Water Absorption of Plastics ASTM D 570e1 5 7" x 7"

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Specialty Analysis

The following is a list of specialty tests not used specifically with any one product.

Test Test Method No. Specimens Amt. Needed
EPA Method 9090a Chemical Compatibility All Methods call call
Qualification of PE Fusion Joints ASTM F 905e1 - call
Thermal Analysis (DSC) Crystallinity ASTM D 3418e1 1 1 sq. in.
Cell Classification of PE Pipe & Compounds ASTM D 3350 call call

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If the test you need is not listed, or should you need additional information about CRT Laboratories' testing capabilities please contact us via our RFQ Form or call us at (714) 283-2032. You may fax a request for a proposal at (714) 283-1365.


CRT Laboratories, Inc.
1680 North Main Street
Orange, CA 92867

Email crtlabs@crtlabs.com

Phone: (714) 283-2032   
Fax: (714) 283-1365   
 
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