Geotechnics, Inc.
Attn: J. P. Kline
(412) 823-7600

List of Accredited Test Methods:

1 ASTM D374 - Micrometer Thickness

2 ASTM D413 - Adhesion

3a ASTM D751a - Dimensions & Mass

3b ASTM D751b - Breaking Strength

3f ASTM D751f - Tearing Strength

3o ASTM D751o - Seam Strength

4 ASTM D792 - Specific Gravity

5 ASTM D882 - Strip Tensile

6 ASTM D1004 - 90C Tear

7 ASTM D1204 - Dimensional Change

8 ASTM D1238 - Melt Flow

9 ASTM D1505 - Density Gradient

10 ASTM D1593 - PVC Thickness

11 ASTM D1603 - C. B. Content (Tube)

12 ASTM D3786 - Mullen Burst

13 ASTM D4218 - CB Content (Muffle)

14 ASTM D4491 - Permittivity

15 ASTM D4533 - Trap Tear

16 ASTM D4595 - Wide Width Tensile

17 ASTM D4632 - GT Grab

18 ASTM D4716 - Transmissivity

19 ASTM D4751 - A.O.S.

20 ASTM D4833 - Index Puncture

21 ASTM D4884 - GT Sewn Seam

22 ASTM D4885 - GM Wide Width Tensile

23 ASTM D5035 - Strip Tensile

24 ASTM D5199 - Thickness

25 ASTM D5261 - Mass/Unit Area

26 ASTM D5321 - Direct Shear

27 ASTM D5323 - 2% Secant Modulus

28 ASTM D5596 - C. B. Disp. Microtome

29 ASTM D5884 - R-GM Tear

30 ASTM D5887 - GCL Flux

31 ASTM D5890 - GCL Swell

32 ASTM D5891 - GCL Fluid Loss

33 ASTM D5993 - GCL Mass

34 ASTM D5994 - Textured GM Thickness

35 ASTM D6214 - Chemical Peel & Shear

36 ASTM D6241 - CBR Puncture

37 ASTM D6243 - GCL Direct Shear

38 ASTM D6364 - GS Compression

39 ASTM D6392 - Thermo. Peel & Shear

40 ASTM D6496 - GCL Peal

41 ASTM D6636 - R-GM Adhesion

42 ASTM D6693 - PO Tensile

43 ASTM D6766 - GCL Salt Flux

44 ASTM D6768 - GCL Tensile

45 ASTM D7003 - R-GM Strip Tensile

46 ASTM D7004 - R-GM Grab Tensile

47 ASTM D7005 - GC Ply Adhesion

48 ASTM D7179 - GN Breaking Force

49 ASTM D7466 - Asperity Height

50 ASTM F904 - Ply Bond Strength