Code of Practice (Part 4) Signages Institute of Urban Transport Ministry of Urban Development IUT This document has been prepared by the Transportation Research and Injury Prevention Programme (TRIPP) for the Institute of Urban Transport (IUT), Ministry of Urban Development. The primary purpose of this document is to provide a code of practice for various Urban Road Components. It has been developed in five parts. This is part four of five, which elaborates various norms and standards for signages.