Geotechnical investigation and testing. Geohydraulic testing - Water permeability tests in a borehole using open systems Ingestion-build-276583 3 General requirements

3 General requirements

Requirements of the EU Pressure Equipment Directive (PED) 97/23/EC

but excludes requirements for site-specific properties such as polished stone values and abrasion values of aggregates

The steels specified in BS EN 10025‑2  are not intended to be heat treated except products delivered in the delivery condition +N

whether fixed or portable

Geotechnical investigation and testing. Geohydraulic testing - Water permeability tests in a borehole using open systems Ingestion-build-276583 3 General requirementsWhat is ISO 22282 2 Geohydraulic testing with water permeability tests about? ISO 22282 is an international standard that discusses geotechnical investigation and testing. ISO 22282 2 is the second part of the series that specifies requirements for the determination of the local permeability in soils and rocks below and above groundwater level in an open hole by water permeability tests as part of the geotechnical investigation services according to