2021 - International - iRAP Star Ratings of NACTO-GDCI’s Global Street Design Guide

he iRAP Star Ratings of NACTO-GDCI’s Global Street Design Guide is a valuable resource for designing safe streets in your community, helping to save lives and improve sustainable mobility for all road users.

High quality road design takes the needs of all road users into account. This supplement to the Global Street Design Guide—which gives the iRAP Star Rating for the existing and improved designs—will allow road designers everywhere to understand the scale of the safety benefit that good road design can deliver. This resource, free to all, will provide ideas to those wanting to make safety upgrades to their streets, and will help those making upgrades understand the safety benefits.