Contractors often face the risk of disapproval from project managers while installing tactile walking surface indicators . The reason being, contractors most of the time, are unaware of the code standards resulting in the deviation from the project requirements. As per the legislation, it’s mandatory for contractors to install code-compliant tactile indicators in their projects. Although contractors are aware of the importance, they don’t have a complete understanding of the code standards. To meet the project requirements, contractors should take the Northwest Territories tactile warning in OBC into account. To safeguard the interest of contractors and to ensure compliance with the project requirements, we have created this guide. Along with the code standards, contractors must be aware of the role of design basic in the installation of tactile walking indicators. Contractors must consider three fundamental elements while installing TWSI’s. Layout: Contractors m