TRANSMISSION TOWERS, POWER LINES AND BIRDS

By Jessica Butcher

AndGreg 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?