Hydrometry. Echo sounders for water depth measurements1 Scope This International Standard provides information concerning the principles of operation, selection and performance criteria for echo sounders used in depth measurements for open channel flow (and related) measurements. The use of standard terminology is promoted.

By analogy

designated Type A

kept up to date

BS ISO 12871 supersedes ISO 12871:2010

BS EN 792-13 applies to fastener driving tools which are handled by one person and in which energy in a linear movement is applied to a loaded fastener for the purpose of driving this into a workpiece of a determined material

New definitions were added for restraint lanyard

Contents of BS EN ISO 22088-5:

This Technical Specification provides guidance on establishing and maintaining an innovation management system (IMS)

recorded as digital audio signals on magnetic tape

BS EN 61266 is a European standard that discusses Hand-held ultrasonic Doppler foetal heartbeat detectors

In addition to general requirements for excavators

troubleshooting