
Presentation | 2013
Pylon Use; A National Survey
- Authored by: Robert J. Benz
- Event: 2012 National Conference on Access Management
A National Survey on Public Use in Freeways and Corridors Presentation Outline Surveys TxDOT Survey Vendor Survey National Survey Format Results Interesting Findings Slide Titles Pylon Use: A National Survey Presentation Outline Survey Purpose Survey Format Terminology Vendor Interviews Survey Questions Survey Response Rate National Flexible Pylon Usage TxDOT District Pylon Usage Why Pylons Vs Barriers Other Reasons to use Pylons Pylons Vs Buffer Guidance Maintenance Reasons for Missing Pylons Maintenance Agencies Performing Evaluations Beneficial? When To Implement? Why Not Use Pylons? Conclusions High Response Rate Types of Applications o Managed lane/HOV applications (6). o Freeway mainlane separation (7). o U-turn/right-turn channelization (11). o Exit ramp/frontage separation (20). o Entrance/frontage separation (9). o Median applications to block left turn (5). Why Pylons Are Used o Small Horizontal Cross Section o Low Initial Cost o Compliance with Markings o Safety Beneficial Issues o Inattentive Drivers o Drive Disregard o Decision Points (Entrance, Exit, Interchanges) Not Durable Enough Profile Markings or RPM Before Pylons Conclusions