TRANSMISSION TOWERS, POWER LINES AND BIRDS

By

Jessica Butcher

And

Greg Eslinger

Collisions

Approximately 174 million deaths annually from transmission lines

4 to 40 million with communications towers

Most commonly affected species How can these be prevented?

Spiral Bird Flight Diverter The “FireFly”™ Bird Flapper/Diverter

Electrocution

Tens to hundreds of thousands of deaths annually

Most commonly affected species Responsible for 5 to 25% of power

outages How can these be prevented

Prevention Techniques

A wide variety of techniques available Underground installation Line spacing Perch bars and insulators Hanging lines Nest platforms and relocation

Perch Bar Insulated Lines

Hanging Lines Nest Platform

Questions?