penetration resistance

penetration resistance

1. The resistance by a subsoil to penetration by pile, casing, or sampling device; measured by the number of blows of a hammer of specified weight, falling through a specified distance to drive it a specified distance.
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Tenders are invited for Purchase Of Shock Absorption Cum Penetration Resistance Testing Machine
Penetration resistance was performed twice per experimental unit up to a depth of 0.
Hasan (2012) found increment in penetration resistance, due to traffic, of 100, 51 and 15% at depths of 10, 20 and 30 cm, respectively, and indicated moldboard plow as the most efficient implement to reduce penetration resistance in the studied soil.
2010) which may affect crop performance due to altered soil physical properties and increasing penetration resistance to developing roots (Shahzad et al.
However, these authors did not evaluate the soil physical attributes, such as soil porosity, soil aggregation, soil bulk density and soil penetration resistance.
Detailed statistical analysis ofthe variability ofthe characteristics ofthe subsurface materials, measured in terms of the penetration resistance (N) and shear wave velocity (Vs) values using SPT and MASW data shows that the variability of both parameters decreases with an increase in the depth.
Solar Innovations[R] recently completed another test on the Out-Swing Modular Mulled Terrace Door that is pending a Florida number but will double the water penetration resistance to 12.
2011, Empirical correlations of shear wave velocity (Vs) and penetration resistance (SPT-N) for different soils in an earthquake-prone area (Erbaa-Turkey).
For this, we investigated air permeability, water vapor transport rate, and resistance to water penetration average value of the samples using standard tests (air permeability test according to BS 5636, test of water vapor transport rate according to ASTM E96-00, and water penetration resistance test according to ISO 811).
Setting time was determined by the penetration resistance of fresh mortar.
The researchers looked at five specific soil properties: soil organic matter, penetration resistance, bulk density, water aggregate stability, and infiltration rate.