FHWA > Policy > Office of Highway Policy Information > HSS > Presentations

Introduction

Linear Referencing

25 Cent Definition of Dynamic Segmentation

How we are using GIS

GIS Allows us to analyze HPMS at the section Level

Popular Products:

• Strip Map
• Matched Universe

Strip Map

Matched Universe

Matched sample report showed a significant number of samples with unchanged AADT. We took a GIS approach and were able to plot areas of concern.

Other GIS Initiatives

• Improvement of the National Highway Planning Network (NHPN)
• Partnerships with other Federal Agencies (Census, USGS)
• Projects with other non traditional transportation interests (E 9-1-1)  
• Congressional District Maps

The Project

Geodecisions/Parsons-Brinkerhoff