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Extreme Concurrent Wind and Glaze Ice Accretion 

Analysis & Mapping for ArizonaAPS – Staff Members

DiGioia Gray and Assoc. – Staff MembersArmy Corps of Eng. – CRREL (Kathy Jones)Tip Goodwin Consulting, LLC (Tip Goodwin)

June‐2017PLS‐CADD ATUG

Proprietary Data

IT’S THE SOLUTION

IT’S THE SOLUTION

ASCE 7‐05

IT’S THE SOLUTION

Newly Installed Steel Pole

IT’S THE SOLUTION

Storm Event ‐ Dec 2015

IT’S THE SOLUTION

Recently Failed Steel Poles

IT’S THE SOLUTION

Measured Ice Accretion 2015

Flagstaff, AZ

4”+ Dia

IT’S THE SOLUTION

Measured Ice Accretion

Prescott, AZ

6”+ Dia

IT’S THE SOLUTION

APS ‐ HV Power Lines

IT’S THE SOLUTION

IT’S THE SOLUTION

IT’S ALL ABOUT YOUR POWER LINES Power Line Systems

IT’S THE SOLUTION

IT’S ALL ABOUT YOUR POWER LINES Power Line Systems

IT’S THE SOLUTION

IT’S ALL ABOUT YOUR POWER LINES Power Line Systems

IT’S THE SOLUTION

IT’S ALL ABOUT YOUR POWER LINES Power Line Systems

PLS-CADDWhat are the appropriate design forces in your

area???Pole Analysis

Structural AnalysisNESC

Ryan Adams, PERalphie.Adams@APS.com

IT’S THE SOLUTION

IT’S ALL ABOUT YOUR POWER LINES Power Line Systems

Drafting

PLS-POLEJoint Use

Advanced Sag & Tension LiDAR Modeling

TOWER

Vegetation Management

Materials Management

Line Optimization

Storm Hardening

ASCE

IEEE

Distribution

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