DOI: 10.25405/data.ncl.12609602.v1
title: PLEXUS Sand Soil Water Retention Curve

description: This text presents the soil water retention curve data of the sand used in the experiments at NGIF within the framework of the project PLEXUS (Priming Laboratory EXperiments on infrastructure and Urban Systems)<br>========================Introductory information========================Files included in the data deposit<br>1) PLEXUS_Sand_136.csv2) PLEXUS_Sand_143.csv3) PLEXUS_Sand_143_Scanning.csv4) PLEXUS_Sand_163.csv2) README_PLEXUS_Sand.txt<br><br>==================================================================Explain the relationship between multiple data sets, if required:==================================================================<br>Data presented in multiple files cover the gravimetric and volumetric water content, as well as matric suction data of the same soil at varying density and initial degree of saturation.<br>=====================================Key words used to describe the data:=====================================Lysimeter, SuDS, Green Infrastructure, Sand, Soil water retention curve, SWRC, Gravimetric water content, Volumetric water content, Matric suction<br>========================== Methodological information==========================Data collected includes the following:<br>GWC: Gravimetric water content [g/g]VWC: Volumetric water content [%] - calculated based on dry densitySuction: Matric suction [kPa]<br>=========================================Instruments, hardware and software used: =========================================HYPROP - Meter Group<br>=========================================Date(s) of data collection: =========================================06.08.2019 - 18.09.2019<br>=========================================Geographic coverage of data:=========================================Newcastle upon Tyne, UK<br>==================================================================================Data validation (how was the data checked, proofed and cleaned):==================================================================================Mean value of two tensiometer readings were calculated to obtain the matric suction value. Geometric water content was calculated based on the change in mass over time and the dry weight of soil.Volumetric water content was calculated based on the gravimetric water content and dry density.<br>=========================================Overview of secondary data, if used:=========================================NA<br>=========================Data-specific information=========================PLEXUS_Sand_136.csv: *.csv file of the experiment performed on PLEXUS sand at a dry density of 1.36 Mg/m^3 starting from an initially saturated statePLEXUS_Sand_143.csv: *.csv file of the experiment performed on PLEXUS sand at a dry density of 1.43 Mg/m^3 starting from an initially saturated statePLEXUS_Sand_143_Scanning.csv: *.csv file of the experiment performed on PLEXUS sand at a dry density of 1.43 Mg/m^3 starting from an initial gravimetric water conten of 16%PLEXUS_Sand_163.csv: *.csv file of the experiment performed on PLEXUS sand at a dry density of 1.63 Mg/m^3 starting from an initially saturated state<br>GWC: Gravimetric water content [g/g]VWC: Volumetric water content [%] - calculated based on dry densitySuction: Matric suction [kPa]<br>==================================================Explanation of weighting and grossing variables: ==================================================NA=========================Outline any missing data:=========================NA<br><br>=======Contact=======Please contact anil.yildiz@ncl.ac.uk or ross.stirling@ncl.ac.uk for further information