Geosynthetic
Institute
Attn: George Koerner
(610) 522-8440
List of Accredited Test Methods:
1 ASTM
D374 - Micrometer Thick
2 ASTM
D413 - Adhesion
3 ASTM
D471 - Effect of Liquids
4 ASTM
D570 - Water Adsorption
5 ASTM
D638 - GM Tensile
6a ASTM D751a -
Dimensions & Mass
6b ASTM
D751b - Breaking Strength
6f ASTM
D751f - Tearing Strength
6o ASTM
D751o - Seam Strength
7 ASTM
D792 - Specific Gravity
8 ASTM
D882 - Strip Tensile
9 ASTM
D1004 - 90°C Tear
10 ASTM
D1203 - Volatile Loss
11 ASTM
D1204 - Dimensional Change
12 ASTM
D1238 - Melt Flow
13 ASTM
D1388 - Stiffness
14 ASTM
D1505 - Density Gradient
15 ASTM
D1593 - PVC Thickness
16 ASTM
D1621 - Core Compression
17 ASTM
D1693 - S. C. Bent Strip
18 ASTM
D1777 - Textile Thickness
19 ASTM
D1987 - Bio Clogging
20 ASTM
D2240 - Durometer
21 ASTM
D3015 - C. B. Dispersion
22 ASTM
D3030 - Volatile Matter
23a ASTM
D3083a - Soil Burial
23b ASTM
D3083b - Water Extraction
23c ASTM
D3083c - Seam Strength
24 ASTM
D3776 - Mass/Unit Area
25 ASTM
D3786 - Mullen Burst
26 ASTM
D3895 - OIT by DSC
27 ASTM
D4218 - C.B. Content Muffle
28 ASTM
D4355 - Xenon Arc
29 ASTM
D4491 - Permittivity
30 ASTM
D4533 - Trap Tear
31 ASTM
D4594 - GT Temp Stability
32 ASTM
D4595 - GT Wide Width
33 ASTM
D4632 - GT Grab
34 ASTM
D4716 - Transmissivity
35 ASTM D4751 -
A.O.S.
36 ASTM
D4833 - Index Puncture
37 ASTM
D4884 - GT Sewn Seam
38 ASTM
D4885 - GM Wide Width Thickness
39 ASTM
D5035 - Textile Strip
40 ASTM
D5101 - Gradient Ratio
41 ASTM
D5199 - Thickness
42 ASTM
D5261 - Mass/Unit Area
43 ASTM
D5263 - Unconfined Tension Creep
44 ASTM
D5321 - Direct Shear
45 ASTM
D5323 -2% Secant Modulus
46 ASTM
D5397 - NCTL Stress Crack
47 ASTM D5493 - Perm.
Under Load
48 ASTM
D5494 - Pyramid Puncture
49 ASTM D5514 - Hydro. Puncture
50 ASTM D5596 - C. B. Disp. Microtome
51 ASTM D5721 - Oven Age
52 ASTM
D5818 - Installation Damage Sampling
53 ASTM
D5884 - R-GM Tear
54 ASTM
D5885 - H.P. OIT
55 ASTM
D5887 - GCL Flux
56 ASTM
D5890 - GCL Swell
57 ASTM
D5891 - GCL Fluid Loss
58 ASTM
D5970 - Outdoor Exposure
59 ASTM
D5993 - GCL Mass
60 ASTM
D5994 - T-GM Core Thick
61 ASTM
D6140 - Asphalt Retention
62 ASTM
D6214 - Chem. Peel & Shear
63 ASTM
D6241 - CBR Puncture
64 ASTM
D6243 - GCL Direct Shear
65 ASTM
D6364 - GS Compression
66 ASTM
D6392 - PE Peel & Shear
67 ASTM
D6454 - TRM Compression
68 ASTM
D6475 - ECB Mass
69 ASTM
D6496 - GCL Peel
70 ASTM
D6524 - TRM Resiliency
71 ASTM
D6525 - EC Thickness
72 ASTM
D6566 - TRM Mass/Unit Area
73 ASTM
D6567 - TRM Light Penetrate
74 ASTM
D6575 - TRM Stiffness
75 ASTM
D6636 - Ply Adhesion
76 ASTM
D6637 - Geogrid Tensile
77 ASTM
D6638 - Connection Strength
78 ASTM
D6693 - PO Tensile
79 ASTM
D6706 - Pullout
80 ASTM D6766 - GCL Flux-non water
81 ASTM
D6768 - GCL Tensile
82 ASTM
D6818 - TRM Tensile
83 ASTM
D6992 - TTS via SIM
84 ASTM
D7003 - R-GM Strip Tensile
85 ASTM
D7004 - R-GM Grab Tensile
86 ASTM
D7005 - Ply Adhesion
87 ASTM
D7197 - GN Breaking
88 ASTM
D7238 - UV Unreinforced GM
89 ASTM
D7466 - Asperity Height
90 ASTM
E96 - WVT
91 ASTM
F904 - Ply Bond Strength
92 ASTM
G151 - QUV Equipment
93 ASTM
G154 - UV Fluorescent
94 ASTM
G155 - Xenon Equipment
95 FTMS
101C - GM Puncture (2065)
96 ISO
527 - GM Tensile
97 ISO
9863 - Thickness
98 ISO 9864 -
Mass/Unit Area
99 ISO 10319 -
Wide Width Tensile
100 ISO
10321 - Seam Strength
101 ISO
10722 - Installation Damage
102 ISO
11058 - Permittivity
103 ISO 12236 - CBR Puncture
104 ISO
12957-1 - Direct Shear
105 ISO 12957-2 - Incline Plane
106 ISO 12958 - Transmissivity
107 ISO 13431 - Tensile Creep
108 ISO 13438 - Oxidation Stability