Geotechnical investigation and testing. Laboratory testing of soil - Direct shear testsWhat is this standard about? This document specifies two laboratory test methods for the determination of the effective shear strength of soils under consolidated drained conditions using either a shearbox or a ring shear device. This document is applicable to the laboratory determination of effective shear strength parameters for soils in direct shear within the scope of geotechnical investigations. The tests included in this document are for

f) laboratories

BS EN 1011 series covers recommendations for welding of metallic materials in welding processes

The users of this Technical Specification may integrate the CEN—Solid biofuels

Attrition methods

also known as a Supervised Diver

BS EN 60335-2 deals with the safety of powered ride-on and walk-behind machines intended for commercial indoor or outdoor use for the following applications:

to assist the clinician in determining which tracheal tube shaft was the most laser-resistant under a defined set of conditions

3 in or 4 in

It is not applicable to the test for growth of aquatic microorganisms (see BS 692-2

Electricity (installation

is evaluated by measuring area-specific reduction rate and saturation mass per area

are associated with higher acceleration levels health risk effects: physical damage and psychological deterioration