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From [Institution name]
Property |
Unit |
Requirement |
Result |
|
---|---|---|---|---|
Compressive strength (initial) |
kPa |
150 |
178.8 |
|
Dynamic impact resistance (mean failure energy) |
J |
≥ 2.45 |
7.4 |
|
Creep resistance (residual thickness at 25 years/10°C) |
% |
≥ 50% at 25 years/10°C |
77.8 |
|
Cold bending at -30°C |
N/A |
No visible crack |
No visible crack |
|
Tensile strength |
at yield |
kN/m |
≥ 8 |
XD 9.0Footnote (1) |
elongation at break |
% |
≥ 25 |
XD 25.0 |
|
|
anisotropy ratio |
|
≥ 0.5 |
1.1 |
Heat aging for 2 weeks |
OIT after 2 weeks |
min |
> 5Footnote (2) |
8.64 |
dimensional change |
% |
≤ 1 |
MD -1.0, XD -0.4 |
|
weight change |
% |
≤ 0.1 |
-0.1 |
|
residual compression strength |
% |
≥ 80 of initial |
105 |
|
Resistance to alkaline environment |
appearance |
N/A |
No visible crack |
No visible crack |
residual compression strength |
% |
≥ 80 of initial |
118 |
|
bending resistance |
N/A |
No visible cracks |
No visible crack |
|
Geotextile fabric properties |
grab tensile |
N |
≥ 500 |
MD 650, XD 727 |
puncture resistance |
N |
≥ 100 |
233 |
|
trapezoid tear resistance |
N |
≥ 180 |
MD 241, XD 311 |
|
filtration opening size by hydrodynamic sieving |
µm |
≤ 180; Report value |
123 |
|
permittivity |
s-1 |
≥ 0.5; Report value |
0.9 |
|
UV resistance (retained strength) |
% retained |
> 50% after 500 hours |
MD 81, XD 89 |
|
Hydraulic transmissivity (flow rate) |
m3/h∙m |
1.33 |
6.96 |
Geometrical Properties |
|||
---|---|---|---|
Orientation of the dimples |
- |
Report value |
Square |
Number of dimples per unit area |
dimples/m2 |
Report value |
1 057 |
Overall thickness |
mm |
Report value |
7.83 |
Sheet thickness |
mm |
Report value |
0.6 |
Hollow core thickness |
mm |
Report value |
7.23 |
Anchorage performance anchorage efficiency |
kN/anchor |
Report value |
0.92 |