VIEW: Blind Zone Calculator for Vehicles

Beta Tool

Our Free, Smartphone-Based Blind Zone Measurement Tool Enables:

Vehicle Buyers:

To compare and select the best-in-class direct vision makes and models

Fleet Managers:

To measure and address blind zones in vehicles on the road


To discover how much they can see

This document is funded by the Santos Family Foundation and disseminated under the sponsorship of the Department of Transportation in the interest of information exchange. The United States Government assumes no liability for the contents or use thereof. The United States Government does not endorse products, manufacturers, or state or local policies or laws unless specifically indicated. Trade or manufacturers’ names may appear herein solely because they are considered essential to the objective of this document. Site contents represent the best technical judgement of U.S. DOT Volpe Center staff based on their independent and objective technical analysis and expertise, and are not to be misconstrued as statements of U.S. DOT policy or guidance.