True or False: Brushed or grooved concrete is acceptable as a tactile surface for ramps or dropped curbs.

Brushed or grooved concrete is not considered an acceptable tactile surface for ramps or dropped curbs primarily due to the need for surfaces to convey information through tactile means effectively. InAccessibility standards, such as those outlined by the ADA (Americans with Disabilities Act), tactile surfaces should provide clear, distinct guidance to help individuals with visual impairments navigate spaces safely.

The characteristics of brushed or grooved concrete typically do not meet the requirement for tactile surfaces, which must have specific patterns and textures that are easily detectable and interpretable by individuals using canes or other mobility aids. Effective tactile surfaces often need to include raised bars, bumps, or other pronounced features that can be reliably felt and that communicate a clear cue regarding the environment (e.g., a change in level or the presence of an obstacle).

Consequently, the assertion that brushed or grooved concrete is acceptable as a tactile surface is False, as it does not fulfill the necessary criteria for tactile guidance.