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- soils quality [9]
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Observed properties
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is a SKOS Concept Scheme | Register | Container category groundwater | mines and quarries | geotechnics | mineral resources | water and biodiversity | geophysics | geology | soils quality | soil | geothermal version info 8 owned by BRGM changed on 17 Feb 2023 09:50:54.592 submitted by h.bressan@brgm.fr
Hélène Bressansubmitted on 12 Dec 2019 14:30:14.597 accepted on 12 Dec 2019 14:32:04.247 status status experimental is a register item
This register contains the observed properties.
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groundwater
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mines and quarries
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geotechnics
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mineral resources
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water and biodiversity
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geophysics
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geology
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soils quality
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soil
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geothermal
- category
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member
- has member relation
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Présence
- has top concept
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narrower
- hierarchy child property
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top concept of
- hierarchy root property
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in scheme
- inverse membership predicate
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in scheme
- is member of relation
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Observed properties
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Propriétés Observées
- label
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ObsProp
- notation
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10
- version info
All properties of the register
Contents (tree view)
GroundWater depth
Distance mesured between the groundwater level in a piezomete...
experimental
Water conductivity at 25°C
Water conductivity measured at 25°C
experimental
Pluviometry
Pluviometry is the quantitative assessment of rainfall
experimental
Wind speed
experimental
Wind direction
experimental
Amount of solar energy
La constante solaire, aussi appelée irradiance solaire totale...
experimental
Hygrometry
Le degré hygrométrique ou hygrométrie désigne l'humidité rela...
experimental
Electrical resistance
La résistance est une mesure de l'opposition appliquée au cou...
experimental
Atmospheric pressure
La pression atmosphérique est la pression qu'exerce le mélang...
experimental
Resistivity
La résistivité d'un matériau, généralement symbolisée par la ...
experimental
Infrared radiation
Le rayonnement infrarouge (IR) est un rayonnement électromagn...
experimental
Debit
Un débit permet de mesurer un volume ou une quantité de matiè...
experimental
Power
La puissance est un grandeur physique qui correspond à la qua...
experimental
Operating state
Propriété décrivant l'état de fonctionnement d'un système ou ...
experimental
Mass
La masse est une grandeur physique positive intrinsèque d'un ...
experimental
drained cohesion
Value of the shear strength of a soil, for a null normal stre...
experimental
intrinsic permeability
Parameter characterizing a porous medium isotropic, which mea...
experimental
Hoek & Brown coefficient mi
Constant introduced by Hoek & Brown ranging from 4 (for some ...
experimental
particle diameter d10
Particle size such that 10% of the particles by weight are sm...
experimental
shrinkage limit
Water content at which the soil changes from a solid state wi...
experimental
friction angle
Friction angle of the discontinuity that depends on the rock ...
experimental
menard limit pressure
Pressure that characterizes the failure of the soil during th...
experimental
dry unit weight
Product of the dry density times the gravity acceleration g
experimental
second increment SPT number of blows N2
Number of blows exerted by the hammer to achieve a penetratio...
experimental
specific storage coefficient
Volume of water released or stored per unit area of an aquife...
experimental
carbonate content
Percentage of equivalent calcium carbonate obtained from the ...
experimental
Micro-Deval index
Index characterising the fragmentability of a rock material u...
experimental
intervall between discontinuity (ID index)
The mean of the intact rock legnth between successive discont...
experimental
menard pressuremeter modulus
Deformation modulus during the pseudo-elastic phase of the Mé...
experimental
compression wave velocity
Ratio of the propagation time of a compression wave in an ela...
experimental
specific gravity
Product of the particle density times the gravity acceleratio...
experimental
young modulus
The Young modulus is the ratio between the normal stress and ...
experimental
GSI : Geological Strength Index
Empirical index introduced by E.Hoek, derived from the RMR an...
experimental
piezocone pore pressure
Fluid pressure measured in the filter element placed an the c...
experimental
passing
Massic percentage of grain particles passing through a given ...
experimental
coefficient of vertical consolidation
Parameter which relates the degree of consolidation to time f...
experimental
joint roughness coefficient (JRC)
Dimensionless coefficient relating to joint roughness and siz...
experimental
fine content
Percentage of particles passing through the 0,063 mm sieve
experimental
Packer test - Lugeon unit
1 Lugeon unit is equivalent to 1 liter of water flow per mete...
experimental
liquid limit
Water content at which the soil changes from the liquid state...
experimental
hardness (Cerchar)
Index characterising the resistance to penetration of a rock ...
experimental
bulk density
Ratio of the total mass of the soil to the unit total volume
experimental
drained friction angle
Value of the friction angle of a soil under drained loading c...
experimental
strike
The geographic direction of the discontinuity plane in space ...
experimental
net limit pressure
Ménard limit pressure to which the total horizontal stress at...
experimental
normal stiffness
In an uniaxial compression tests on joints oriented perpendic...
experimental
piezometric level
Upper level of the static liquid column that balances the hyd...
experimental
methylen blue test value
weight of methylen blue adsorbed (fixed) to 100g of the fract...
experimental
third increment SPT number of blows
Number of blows exerted by the hammer to achieve a penetratio...
experimental
Core Recovery
Ratio in percent of the length of core recovered to the total...
experimental
extension
The total area of the discontinuity in all directions.
experimental
shear wave velocity
Ratio of the propagation time of a shear wave in an elastic b...
experimental
Poisson coefficient
The Poisson's ratio is a measure of the deformation of a mate...
experimental
RMR : Rock mass rating
experimental
compression index Cc
Gradient of the linear portion of the oedometer test curve (v...
experimental
sulfate content
Amount of sulfate (expressed as SO42-) in milligrams per kil...
experimental
particle diameter d60
Particle size such that 60% of the particles by weight are sm...
experimental
total porosity
Ratio of the volume of void to the total volume
experimental
creep coefficient
The ratio of the change in height to the inital height over o...
experimental
shear strength
Maximum value of the shear stress that a soil can support bef...
experimental
plastic limit
Water content at which the soil changes from the plastic stat...
experimental
Q-Barton index
experimental
Swelling index Cg
Gradient of the linear portion of the void ratio versus the l...
experimental
natural water content
Ratio of the mass of free water to the mass of dry soil
experimental
shear strength
Value of the shear stress at failure. For a discontinuity, th...
experimental
SPT number of blows
Number of blows exerted by the hammer to achieve a penetratio...
experimental
residual cohesion
Value of cohesion for high displacements on a failure plane.
experimental
transmissivity
Parameter governing the flow of water flowing per unit width ...
experimental
uniformity coefficient (or Hazen coefficient)
Ratio of d60/d10.
experimental
abrasivity index (Cerchar)
Index characterinsing the ability of a rock to cause wear of ...
experimental
dip angle
The angle that a rock unit, fault or other structure makes wi...
experimental
tangential stiffness
In a shear test on joints, slope of the curve of tangential s...
experimental
bulk unit weight
Product of the bulk density times the gravity acceleration g
experimental
menard creep pressure
Pressure that characterizes the limit between the pseudo-elas...
experimental
RQD Rock Quality Designation
The cumulative length of cores with a length greater than 10 ...
experimental
aperture
Size of the gap between the joint walls of the discontinuity,...
experimental
cone resistance
Ratio of the axial load Qc divided by the total area of the c...
experimental
tensile strength (Brazilian test)
Ratio between the force applied during fracture of the cylind...
experimental
organic matter content
Ratio of the mass of organic matter in a soil sample by the t...
experimental
void index
Ratio of the volume of voids to the volme of solid
experimental
unloading / recompression index Cs (or Cg)
Gradient of the linear portion of the oedometer test curve (v...
experimental
undrained shear strength
Value of the shear stress at failure of a cohesive soil, unde...
experimental
median particle diameter
Particle size such that 50% of the particles by weight are sm...
experimental
swelling pressure
Vertical pressure necessary to maintain a constant volume (i....
experimental
dry density
Ratio of the mass of solid to the unit total volume
experimental
undrained friction angle
Value of the friction angle of a soil under undrained loading...
experimental
cohesion
Shear stress at failure, for a normal stress equal to zero. F...
experimental
plasticity index
Difference between the liquid limit and the plastic limit
experimental
first increment SPT number of blows N1
Number of blows exerted by the hammer to achieve a penetratio...
experimental
storage coefficient
Ratio of the volume of water released or stored per unit area...
experimental
Los Angeles index
Index characterising the fragmentability of a rock material u...
experimental
particle density or density of solid particles
Ratio of the mass of solid to the volume of solid
experimental
spacing
The perpendicular distance between adjacent dicontinuities in...
experimental
net creep pressure
Ménard creep pressure to which the total horizontal stress at...
experimental
unconfined compressive strength
Ratio between the force applied during fracture of the cylind...
experimental
Weathering Grade
Level of weathering of a rock mass determined by visual obser...
experimental
roughness
Qualifies the surface irregularities on the joint walls of a ...
experimental
friction ratio
Ratio of the lateral side friction divided by the cone resist...
experimental
tensile strength (Franklin Point load test)
Ratio between the punctual force applied on both sides of a c...
experimental
residual friction angle
Value of friction angle for high displacements on a failure p...
experimental
maximal particle diameter
maximum diameter of particles
experimental
consolidation pressure (or yield stress)
Highest value of vertical effective stress applied on a soil ...
experimental
GTR class
Soil class as per French GTR guidelines or NF P11-300 standa...
experimental
particle diameter d30
Particle size such that 30% of the particles by weight are sm...
experimental
darcy's permeability
Parameter that characterizes the ability of a porous (contino...
experimental
saturation ratio or degree of saturation
Ratio of the volume of water to the volume of voids
experimental
proportion volumique de matériaux
La proportion volumique de matériau ou fraction volumique peu...
experimental
texture du sol
Evaluation qualitative de la texture du sol observée.
experimental
penetration speed
experimental
aire de la section transversale du capteur de force
experimental
facteur net de surface du cône
rapport entre l'aire de la section transversale du capteur de...
experimental
aire de la section transversale à la base du cône
experimental
profondeur de la mesure
experimental
frottement latéral mesuré sur le manchon
experimental
pression interstitielle mesurée à la surface du cone
experimental
rapport de frottement corrigé
Rapport entre le frottement latéral sur le manchon, mesuré ou...
experimental
poids volumique du sol
Le poids volumique du sol correspond à la somme des poids des...
experimental
inclinaison
angle que forme l'axe de la pointe pénétrométrique avec la ve...
experimental
frottement latéral corrigé sur le manchon
experimental
profondeur de début d'intervention
experimental
profondeur de fin d'intervention
experimental
nombre de coups N SPT
Nombre de coups de battage d'un carottier SPT correspondant à...
experimental
profondeur d'enfoncement totale
En l'absence de refus, cette prodondeur est égale à 3x15 cm =...
experimental
contrainte verticale totale
contrainte verticale totale à la profondeur de mesure (calcul...
experimental
rapport d'énergie de l'appareillage
Rapport de l'énergie réelle Emes (mesurée pendant l'étalonnag...
experimental
résistance au cône nette
résistance au cône mesurée après déduction de la contrainte t...
experimental
fluage
variation de volume injecté entre 30 et 60s, au cours du pali...
experimental
pente
pente du segment de ligne droite entre deux paliers identifié...
experimental
pression corrigée appliquée au terrain
la correction de la pression est due à la dilatation propre e...
experimental
surpression interstitielle au niveau du filtre 2
experimental
pression interstitelle au repos in situ
pression hydrostatique avant le fonçage de la pointe électriq...
experimental
durée
temps écoulé entre deux évènements
experimental
rapport de pression interstitielle
rapport entre la surpression interstitielle engendrée au nive...
experimental
rapport de frottement net
rapport entre le frottement latéral sur le manchon et la rési...
experimental
volume injecté corrigé
correction due à la dilatation propre et à l'étalonnage de la...
experimental
distance
une distance correspond à la longueur séparant deux points.
experimental