TRET — Triaxial Tests - Effective Stress - Data¶
Path: PROJ → LOCA → SAMP → TREG → TRET · Family: Soil Strength, Consolidation & Deformation Tests
Editions: 4.0.3 – 4.2
Key chain
Identified by LOCA_ID, SAMP_TOP, SAMP_REF, SAMP_TYPE, SAMP_ID, SPEC_REF, SPEC_DPTH, TRET_TESN. Inherits LOCA_ID, SAMP_ID, SAMP_REF, SAMP_TOP, SAMP_TYPE, SPEC_DPTH, SPEC_REF from TREG.
| Heading | Status | Type | Unit | Editions | Description |
|---|---|---|---|---|---|
LOCA_ID (key) |
KEY | ID |
Location identifier | ||
SAMP_TOP (key) |
KEY | 2DP |
m | Depth to top of sample | |
SAMP_REF (key) |
KEY | X |
Sample reference | ||
SAMP_TYPE (key) |
KEY | PA |
Sample type | ||
SAMP_ID (key) |
KEY | ID |
Sample unique identifier | ||
SPEC_REF (key) |
KEY | X |
Specimen reference | ||
SPEC_DPTH (key) |
KEY | 2DP |
m | Depth to top of test specimen | |
TRET_TESN (key) |
KEY | X |
Triaxial test/stage number | ||
TRET_SDIA |
OTHER | 2DP |
mm | Specimen diameter | |
TRET_LEN |
OTHER | 2DP |
mm | Specimen length | |
TRET_IMC |
OTHER | X |
% | Specimen initial water/moisture content | |
TRET_FMC |
OTHER | X |
% | Specimen final water/moisture content | |
TRET_BDEN |
OTHER | 2DP |
Mg/m3 | Initial bulk density | |
TRET_DDEN |
OTHER | 2DP |
Mg/m3 | Initial dry density | |
TRET_SAT |
OTHER | X |
Method of saturation | ||
TRET_CONS |
OTHER | X |
Details of consolidation stage | ||
TRET_CONP |
OTHER | 0DP |
kPa | Effective stress at end of consolidation/ start of shear stage | |
TRET_CELL |
OTHER | 0DP |
kPa | Total cell pressure during shearing stage | |
TRET_PWPI |
OTHER | 0DP |
kPa | Porewater pressure at start of shear stage | |
TRET_STRR |
OTHER | 1DP |
%/hr | Rate of axial strain during shear | |
TRET_STRN |
OTHER | 1DP |
% | Axial strain at failure | |
TRET_DEVF |
OTHER | 0DP |
kPa | Deviator stress at failure | |
TRET_PWPF |
OTHER | 0DP |
kPa | Porewater pressure at failure | |
TRET_STV |
OTHER | 2DP |
% | Volumetric strain at failure (drained only) | |
TRET_MODE |
OTHER | PA |
Mode of failure | ||
TRET_REM |
OTHER | X |
Comments | ||
FILE_FSET |
OTHER | X |
Associated file reference (e.g. test result sheets) | ||
TRET_BACK |
OTHER | 0DP |
kPa | since 4.1 | Final back pressure applied prior to shearing |
TRET_VERT |
OTHER | 1DP |
% | since 4.1 | Vertical strain at end of consolidation |
TRET_VOLM |
OTHER | 1DP |
% | since 4.1 | Volumetric strain at end of consolidation |
TRET_RATE |
OTHER | 1DP |
%/hr | since 4.1 | Rate of volumetric strain immediately prior to shearing |
TRET_BVAL |
OTHER | 2DP |
since 4.1 | Final B-value prior to shearing | |
TRET_DRN |
OTHER | X |
since 4.1 | Type of drainage conditions during shear | |
TRET_MEMB |
OTHER | 0DP |
kPa | since 4.1 | Membrane corrections applied at failure |
TRET_FILC |
OTHER | 0DP |
kPa | since 4.1 | Filter paper corrections applied at failure |
TRET_IVR |
OTHER | 3DP |
since 4.1 | Initial voids ratio | |
TRET_SATR |
OTHER | 0DP |
% | since 4.1 | Saturation percentage |
TRET_CVP |
OTHER | 0DP |
kPa | since 4.1 | Effective vertical pressure at end of consolidation |
TRET_CRP |
OTHER | 0DP |
kPa | since 4.1 | Effective radial pressure at end of consolidation |
TRET_MEAN |
OTHER | 0DP |
kPa | since 4.1 | Peak mean effective stress during shear |
TRET_CU |
OTHER | 0DP |
kPa | since 4.1 | Undrained shear strength at failure |
TRET_EP50 |
OTHER | 2DP |
% | since 4.1 | Strain at 50 % peak deviator stress |
TRET_E50 |
OTHER | 2DP |
MPa | since 4.1 | Secant modulus at 50 % peak deviator stress |