Tactile paving surface indicators produced from concrete, clay and stone Ingestion-build-207047 BS 4993-2 is the second

BS 4993-2 is the second part of the BS 4993 multi-series and discusses the determination of iron content of aluminium fluoride for industrial use

Service brake

A method is given for determining a local environmental correction (subject to a specified limiting maximum value) to be applied to the measured sound pressure levels to exclude the effects of reflections from reflecting surfaces other than the plane on which the source under test is placed

BS EN 14315-1 is a specification for the rigid foam spray system before installation

It does not include requirements relating to chemical composition

Tactile paving surface indicators produced from concrete, clay and stone Ingestion-build-207047 BS 4993-2 is the second1 Scope This document specifies the nominal dimensions for surface profile features and patterns for the surfaces of pedestrian paving units, used to convey information for visually impaired people. It applies to paving units made of concrete, clay and stone. This document does not specify requirements for visibility (colour, luminance contrast or profile) except where this visibility is provided by the tactile paving surface indicator. It does not