FACTORS CONTRACTORS NEED TO ADDRESS BEFORE INSTALLING TWSI As a contractor, does the fear of disapproval from the project inspector give you sleepless nights? Is the lack of knowledge about code-compliant tactile solution a reason behind it? If so, don't worry, we are here to help you out. Not following the code standards while installing TWSI will give rise to additional costs for undertaking the corrective measures. For this reason, before installing the tactile solution in the project, contractors must get well acquainted with the tactile warning indicator requirements. Complete understanding of the code standards will result in compliance with the project requirements and that too in the stated budget. With this guide, contractors will get a complete understanding of the code standards from color compliance to standard materials to be used in the project.