CDOT ALL ROADS NETWORKPHYLLIS SNIDER

DATA MANAGEMENT UNIT MANAGER

CDOT

WHAT IS LINEAR REFERENCING?

Linear referencing is the method of storing geographic

locations by using relative positions along a measured

linear feature. Distance measures are used to locate

events along the line

Thank you ESRI Help

WHY?

• MAP-21 Moving Ahead for Progress in the 21st Century

• Federal Mandate

• Persistent and maintained LRS

• Federal reporting

• Charms on a necklace

• Future Requirements

• More stuff coming

ARNOLD

• All Roads Network of Linear Reference Data

• HPMS compatible

• All public roads

• Included/not included

• Political boundaries

CHALLENGES

• HUTF

• From 9,000 to 90,000 miles

• Gaps?

• Naming Convention

• Intelligent vs Semi-intelligent vs Non-intelligent

NAMING CONVENTION

123-2-2014-1137

County FIPS

Employee ID Year Created

Sequential Number

QUESTIONS

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