data-geoscience Vocabulary Linked Data Registry :

Présence experimental

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

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

Temperature Temperature 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

pression interstitielle mesurée sur la partie cylindrique du cone experimental

pression interstitielle mesurée au dessus du manchon de frottement 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

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

pression appliquée au terrain 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

volume injecté dans la sonde 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

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 Bressan
submitted on	12 Dec 2019 14:30:14.597
accepted on	12 Dec 2019 14:32:04.247
status	status experimental
is a	register item

RDF ttl	plain	with metadata
RDF/XML	plain	with metadata
JSON-LD	plain	with metadata
CSV	plain	with metadata
ROR	plain
Export all	export

Filters

Category

Owner

Entity

Observed properties

Core metadata

Download formats available

All properties of the register

Contents (tree view)