Tactile paving surface indicators produced from concrete, clay and stone shop-only Inspection documents based on specific

Inspection documents based on specific inspection

Section 2: Design considerations

The requirements of this standard cannot cover all details of design and construction because of the variety of sizes and configurations that may be employed

The main modifications concern changes in tolerances and the inclusion of the ageing ovens specified in ISO 188

Tactile paving surface indicators produced from concrete, clay and stone shop-only Inspection documents based on specific1 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