data-geoscience Vocabulary Linked Data Registry :

Présence stable

Voltage La tension électrique est la circulation du champ électrique... stable

GroundWater depth Distance mesured between the groundwater level in a piezomete... stable

Water conductivity at 25°C Water conductivity measured at 25°C stable

Pluviometry Pluviometry is the quantitative assessment of rainfall stable

Wind speed stable

Wind direction stable

Amount of solar energy La constante solaire, aussi appelée irradiance solaire totale... stable

Hygrometry Le degré hygrométrique ou hygrométrie désigne l'humidité rela... stable

Electrical resistance La résistance est une mesure de l'opposition appliquée au cou... stable

Atmospheric pressure La pression atmosphérique est la pression qu'exerce le mélang... stable

Resistivity La résistivité d'un matériau, généralement symbolisée par la ... stable

Infrared radiation Le rayonnement infrarouge (IR) est un rayonnement électromagn... stable

Temperature Temperature stable

Debit Un débit permet de mesurer un volume ou une quantité de matiè... stable

Power La puissance est un grandeur physique qui correspond à la qua... stable

Operating state Propriété décrivant l'état de fonctionnement d'un système ou ... stable

Mass La masse est une grandeur physique positive intrinsèque d'un ... stable

drained cohesion Value of the shear strength of a soil, for a null normal stre... stable

intrinsic permeability Parameter characterizing a porous medium isotropic, which mea... stable

Hoek & Brown coefficient mi Constant introduced by Hoek & Brown ranging from 4 (for some ... stable

particle diameter d10 Particle size such that 10% of the particles by weight are sm... stable

shrinkage limit Water content at which the soil changes from a solid state wi... stable

friction angle Friction angle of the discontinuity that depends on the rock ... stable

menard limit pressure Pressure that characterizes the failure of the soil during th... stable

pression limite Propriété observée créé par erreur déja existante https://dat... invalid

dry unit weight Product of the dry density times the gravity acceleration g stable

second increment SPT number of blows N2 Number of blows exerted by the hammer to achieve a penetratio... stable

specific storage coefficient Volume of water released or stored per unit area of an aquife... stable

carbonate content Percentage of equivalent calcium carbonate obtained from the ... stable

Micro-Deval index Index characterising the fragmentability of a rock material u... stable

intervall between discontinuity (ID index) The mean of the intact rock legnth between successive discont... stable

menard pressuremeter modulus Deformation modulus during the pseudo-elastic phase of the Mé... stable

compression wave velocity Ratio of the propagation time of a compression wave in an ela... stable

specific gravity Product of the particle density times the gravity acceleratio... stable

young modulus The Young modulus is the ratio between the normal stress and ... stable

GSI : Geological Strength Index Empirical index introduced by E.Hoek, derived from the RMR an... stable

piezocone pore pressure Fluid pressure measured in the filter element placed an the c... stable

passing Massic percentage of grain particles passing through a given ... stable

coefficient of vertical consolidation Parameter which relates the degree of consolidation to time f... stable

joint roughness coefficient (JRC) Dimensionless coefficient relating to joint roughness and siz... stable

fine content Percentage of particles passing through the 0,063 mm sieve stable

Packer test - Lugeon unit 1 Lugeon unit is equivalent to 1 liter of water flow per mete... stable

liquid limit Water content at which the soil changes from the liquid state... stable

hardness (Cerchar) Index characterising the resistance to penetration of a rock ... stable

bulk density Ratio of the total mass of the soil to the unit total volume stable

drained friction angle Value of the friction angle of a soil under drained loading c... stable

strike The geographic direction of the discontinuity plane in space ... stable

net limit pressure Ménard limit pressure to which the total horizontal stress at... stable

normal stiffness In an uniaxial compression tests on joints oriented perpendic... stable

piezometric level Upper level of the static liquid column that balances the hyd... stable

methylen blue test value weight of methylen blue adsorbed (fixed) to 100g of the fract... stable

third increment SPT number of blows Number of blows exerted by the hammer to achieve a penetratio... stable

Core Recovery Ratio in percent of the length of core recovered to the total... stable

extension The total area of the discontinuity in all directions. stable

shear wave velocity Ratio of the propagation time of a shear wave in an elastic b... stable

Poisson coefficient The Poisson's ratio is a measure of the deformation of a mate... stable

RMR : Rock mass rating stable

compression index Cc Gradient of the linear portion of the oedometer test curve (v... stable

sulfate content Amount of sulfate (expressed as SO42-) in milligrams per kil... stable

particle diameter d60 Particle size such that 60% of the particles by weight are sm... stable

total porosity Ratio of the volume of void to the total volume stable

creep coefficient The ratio of the change in height to the inital height over o... stable

shear strength Maximum value of the shear stress that a soil can support bef... stable

plastic limit Water content at which the soil changes from the plastic stat... stable

Q-Barton index stable

Swelling index Cg Gradient of the linear portion of the void ratio versus the l... stable

natural water content Ratio of the mass of free water to the mass of dry soil stable

shear strength Value of the shear stress at failure. For a discontinuity, th... stable

SPT number of blows Number of blows exerted by the hammer to achieve a penetratio... stable

residual cohesion Value of cohesion for high displacements on a failure plane. stable

transmissivity Parameter governing the flow of water flowing per unit width ... stable

uniformity coefficient (or Hazen coefficient) Ratio of d60/d10. stable

abrasivity index (Cerchar) Index characterinsing the ability of a rock to cause wear of ... stable

dip angle The angle that a rock unit, fault or other structure makes wi... stable

tangential stiffness In a shear test on joints, slope of the curve of tangential s... stable

bulk unit weight Product of the bulk density times the gravity acceleration g stable

menard creep pressure Pressure that characterizes the limit between the pseudo-elas... stable

pression de fluage Propriété observée créé par erreur déja existante https://dat... invalid

RQD Rock Quality Designation The cumulative length of cores with a length greater than 10 ... stable

aperture Size of the gap between the joint walls of the discontinuity,... stable

cone resistance Ratio of the axial load Qc divided by the total area of the c... stable

tensile strength (Brazilian test) Ratio between the force applied during fracture of the cylind... stable

organic matter content Ratio of the mass of organic matter in a soil sample by the t... stable

void index Ratio of the volume of voids to the volme of solid stable

unloading / recompression index Cs (or Cg) Gradient of the linear portion of the oedometer test curve (v... stable

undrained shear strength Value of the shear stress at failure of a cohesive soil, unde... stable

median particle diameter Particle size such that 50% of the particles by weight are sm... stable

swelling pressure Vertical pressure necessary to maintain a constant volume (i.... stable

dry density Ratio of the mass of solid to the unit total volume stable

undrained friction angle Value of the friction angle of a soil under undrained loading... stable

cohesion Shear stress at failure, for a normal stress equal to zero. F... stable

plasticity index Difference between the liquid limit and the plastic limit stable

first increment SPT number of blows N1 Number of blows exerted by the hammer to achieve a penetratio... stable

storage coefficient Ratio of the volume of water released or stored per unit area... stable

Los Angeles index Index characterising the fragmentability of a rock material u... stable

particle density or density of solid particles Ratio of the mass of solid to the volume of solid stable

spacing The perpendicular distance between adjacent dicontinuities in... stable

net creep pressure Ménard creep pressure to which the total horizontal stress at... stable

unconfined compressive strength Ratio between the force applied during fracture of the cylind... stable

Weathering Grade Level of weathering of a rock mass determined by visual obser... stable

roughness Qualifies the surface irregularities on the joint walls of a ... stable

friction ratio Ratio of the lateral side friction divided by the cone resist... stable

tensile strength (Franklin Point load test) Ratio between the punctual force applied on both sides of a c... stable

residual friction angle Value of friction angle for high displacements on a failure p... stable

maximal particle diameter maximum diameter of particles stable

consolidation pressure (or yield stress) Highest value of vertical effective stress applied on a soil ... stable

GTR class Soil class as per French GTR guidelines or NF P11-300 standa... stable

particle diameter d30 Particle size such that 30% of the particles by weight are sm... stable

darcy's permeability Parameter that characterizes the ability of a porous (contino... stable

saturation ratio or degree of saturation Ratio of the volume of water to the volume of voids stable

proportion volumique de matériaux La proportion volumique de matériau ou fraction volumique peu... stable

texture du sol Evaluation qualitative de la texture du sol observée. stable

penetration speed stable

aire de la section transversale du capteur de force stable

facteur net de surface du cône rapport entre l'aire de la section transversale du capteur de... stable

aire de la section transversale à la base du cône stable

profondeur de la mesure stable

frottement latéral mesuré sur le manchon stable

pression interstitielle mesurée à la surface du cone stable

pression interstitielle mesurée sur la partie cylindrique du cone stable

pression interstitielle mesurée au dessus du manchon de frottement stable

rapport de frottement corrigé Rapport entre le frottement latéral sur le manchon, mesuré ou... stable

poids volumique du sol Le poids volumique du sol correspond à la somme des poids des... stable

inclinaison angle que forme l'axe de la pointe pénétrométrique avec la ve... stable

résistance au cone corrigée en fonction des effets de la pression interstitielle stable

frottement latéral corrigé sur le manchon stable

profondeur de début d'intervention stable

profondeur de fin d'intervention stable

nombre de coups N SPT Nombre de coups de battage d'un carottier SPT correspondant à... stable

profondeur d'enfoncement totale En l'absence de refus, cette prodondeur est égale à 3x15 cm =... stable

contrainte verticale totale contrainte verticale totale à la profondeur de mesure (calcul... stable

rapport d'énergie de l'appareillage Rapport de l'énergie réelle Emes (mesurée pendant l'étalonnag... stable

résistance au cône nette résistance au cône mesurée après déduction de la contrainte t... stable

pression appliquée au terrain stable

fluage variation de volume injecté entre 30 et 60s, au cours du pali... stable

pente pente du segment de ligne droite entre deux paliers identifié... stable

pression corrigée appliquée au terrain la correction de la pression est due à la dilatation propre e... stable

surpression interstitielle au niveau du filtre 2 stable

pression interstitelle au repos in situ pression hydrostatique avant le fonçage de la pointe électriq... stable

durée temps écoulé entre deux évènements stable

rapport de pression interstitielle rapport entre la surpression interstitielle engendrée au nive... stable

volume injecté dans la sonde stable

rapport de frottement net rapport entre le frottement latéral sur le manchon et la rési... stable

volume injecté corrigé correction due à la dilatation propre et à l'étalonnage de la... stable

distance une distance correspond à la longueur séparant deux points. stable

volume corrigé V1 Volume corrigé correspondant à l'origine de la plage sur laqu... stable

volume corrigé V2 Volume corrigé correspondant à l'extrémité de la plage sur la... stable

contrainte horizontale totale Contrainte totale horizontale dans le terrain à la cote altim... stable

pression corrigée p1 Pression corrigée correspondant à l'origine de la plage sur l... stable

pression corrigée p2 Pression corrigée correspondant à l'extrémité de la plage sur... stable

pression d'injection stable

pression de poussée stable

couple de rotation stable

nitrate concentration Observation de la quantité de nitrates exprimée par une conce... stable

4,4'-DDT concentration Observation de la quantité de 4,4'-DDT exprimée par une conce... stable

Water conductivity at 20°C Water conductivity measured at 20°C stable

Water conductivity in-situ Water conductivity measured in situ stable

volumetric water content Ratio of the volum of free water to the volum of dry soil stable

absolute humidity [GCMD] In a system of moist air, the ratio of the mass of wat... stable

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changed on	20 Nov 2024 15:18:06.534
submitted by	Hélène Bressan
accepted on	12 Dec 2019 14:32:04.247

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