Data maps

material	poisson_ratio
Clay.Saturated	0.4 - 0.5
Clay.Unsaturated	0.1 - 0.3
Clay.Sandy	0.2 - 0.3
Silt	0.3 - 0.35
Sand, gravelly sand	0.3 - 0.4
Rock	0.1 - 0.4
Loess	0.1 - 0.3
Concrete	0.15 - 0.15
Steel	0.33 - 0.33
Most clay soils	0.4 - 0.5
Saturated clay soils	0.45 - 0.5
Cohesionless—medium and dense	0.3 - 0.4
Cohesionless—loose to medium	0.2 - 0.35
Peat, organic (from Long et al. (2022))	0.2 - 0.25
All soils	0.0 - 0.5

uscs_symbol	soil_type3
Other	Other
Rock	Other
Weathered Rock	Other
Residual Soil	Other
Fill	Other
Artificial	Other
Peat	Other
Pt	Other
Organic	Other
OL	Other
OH	Other
Clay	Other
CL	Other
CL-ML	Other
CH	Other
Silt	Other
ML	Other
MH	Other
Sand	Other
SW	Clean sand
SP	Clean sand
SP-SW	Clean sand
SW-SM	Clean sand/Sand with fines
SW-SC	Clean sand/Sand with fines
SP-SM	Clean sand/Sand with fines
SP-SC	Clean sand/Sand with fines
SM	Sand with fines
SC	Sand with fines
SC-SM	Sand with fines
Gravel	Other
GW	Clean gravel
GP	Clean gravel
GP-GW	Clean gravel
GW-GM	Clean gravel/Gravel with fines
GW-GC	Clean gravel/Gravel with fines
GP-GM	Clean gravel/Gravel with fines
GP-GC	Clean gravel/Gravel with fines
GM	Gravel with fines
GC	Gravel with fines
GC-GM	Gravel with fines

uscs_symbology	uscs_symbology_description
O-C	organic clay
O-M	organic silt
C	clay
C-ey	clayey
M	silt
M-ey	silty
[C/M]	[clay/silt]
[C/M]-ey	[clayey/silty]
CL-ML	silty clay
CL-ML-ey	silty, clayey
CH-MH	silty clay
CH-MH-ey	silty, clayey
S	sand
S-ey	sandy
G	gravel
G-ey	gravelly
[S/G]	[sand/gravel]
[S/G]-ey	[sandy/gravelly]
L	low plasticity
H	high plasticity
[L/H]	[low/high plasticity]
W	well-graded
P	poorly-graded
[W/P]	[well/poorly]-graded
combination_str	with
combination_str2	and
A-1	stone fragments, gravel and sand
A-1-a	stone fragments, gravel and sand
A-1-b	stone fragments, gravel and sand
A-3	fine sand
A-2	silty or clayey gravel and sand
A-2-4	silty or clayey gravel and sand
A-2-5	silty or clayey gravel and sand
A-2-6	silty or clayey gravel and sand
A-2-7	silty or clayey gravel and sand
A-4	silty soils
A-5	silty soils
A-6	clayey soils
A-7	clayey soils
A-7-5	clayey soils
A-7-6	clayey soils
Cl	clay
SiCl	silty clay
SaCl	sandy clay
ClLo	clay loam
SiClLo	silty clay loam
SaClLo	sandy clay loam
Lo	loam
SiLo	silt loam
SaLo	sandy loam
Si	silt
LoSa	loamy sand
Sa	sand

uscs_symbology	uscs_symbology_description
O-C	arcilla orgánica
O-M	limo orgánico
C	arcilla
C-ey	arcillosa
M	limo
M-ey	limosa
[C/M]	[arcilla/limo]
[C/M]-ey	[arcillosa/limosa]
CL-ML	arcilla limosa
CL-ML-ey	limosa, arcillosa
CH-MH	arcilla limosa
CH-MH-ey	limosa, arcillosa
S	arena
S-ey	arenosa
G	grava
G-ey	gravosa
[S/G]	[arena/grava]
[S/G]-ey	[arenosa/gravosa]
L	de baja plasticidad
H	de alta plasticidad
[L/H]	[de baja/alta plasticidad]
W	bien graduada
P	mal graduada
[W/P]	[bien/mal] graduada
combination_str	con
combination_str2	y
A-1	fragmentos de piedra, grava y arena
A-1-a	fragmentos de piedra, grava y arena
A-1-b	fragmentos de piedra, grava y arena
A-3	arena fina
A-2	grava limosa o arcillosa y arena
A-2-4	grava limosa o arcillosa y arena
A-2-5	grava limosa o arcillosa y arena
A-2-6	grava limosa o arcillosa y arena
A-2-7	grava limosa o arcillosa y arena
A-4	suelos limosos
A-5	suelos limosos
A-6	suelos arcillosos
A-7	suelos arcillosos
A-7-5	suelos arcillosos
A-7-6	suelos arcillosos
Cl	arcilla
SiCl	arcilla limosa
SaCl	arcilla arenosa
ClLo	franco arcilloso
SiClLo	franco arcilloso-limoso
SaClLo	franco arcilloso-arenoso
Lo	franco
SiLo	franco limoso
SaLo	franco arenoso
Si	limo
LoSa	areno franco
Sa	arena

uscs_symbology	uscs_symbology_description
O-C	argile organique
O-M	limon organique
C	argile
C-ey	argileux
M	limon
M-ey	limoneux
[C/M]	[argile/limon]
[C/M]-ey	[argileux/limoneux]
CL-ML	argile limoneux
CL-ML-ey	limoneux, argileux
CH-MH	argile limoneux
CH-MH-ey	limoneux, argileux
S	sable
S-ey	sableux
G	gravier
G-ey	graveleux
[S/G]	[sable/gravier]
[S/G]-ey	[sableux/graveleux]
L	peu plastique
H	très plastique
[L/H]	[peu/très plastique]
W	bien calibré
P	mal calibré
[W/P]	[bien/mal] calibré
combination_str	avec
combination_str2	et
A-1	fragments de pierre, gravier et sable
A-1-a	fragments de pierre, gravier et sable
A-1-b	fragments de pierre, gravier et sable
A-3	sable fin
A-2	gravier limoneux ou argileux et sable
A-2-4	gravier limoneux ou argileux et sable
A-2-5	gravier limoneux ou argileux et sable
A-2-6	gravier limoneux ou argileux et sable
A-2-7	gravier limoneux ou argileux et sable
A-4	sols limoneux
A-5	sols limoneux
A-6	sols argileux
A-7	sols argileux
A-7-5	sols argileux
A-7-6	sols argileux
Cl	argile
SiCl	argile limoneux
SaCl	argile sableux
ClLo	limon argileux
SiClLo	limon argileux limoneux
SaClLo	limon argileux sableux
Lo	limon
SiLo	limon sableux
SaLo	limon fin
Si	limon très fin
LoSa	sable limoneuse
Sa	sable

soil_type_index	unit_side_friction_coefficient
0	0.0
1	0.08
2	0.05
3	0.025
4a	0.015
4b	0.01
5	0.004