Testing &

Millions of simulations and tests have supported early assumptions from AEP’s engineering team about BOLD®’s unique performance characteristics.

Burndy lab

Manchester, NH

Spacer-damper mechanical testing

Epri Lab

Lenox, MA

Single-phase corona cage testing

Three-phase power frequency testing (wet and dry corona & audible noise)

Lightning performance

Switching performance


Bucharest, Romania

Lattice structure testing facility

HPS lab

Wadsworth, OH

Single-phase insulator and hardware assembly power frequency testing


Toronto, ON

Spacer-damper mechanical testing


Valley, Nebraska

Full-scale structure testing

Electrical Tests EPRI-min
Valmont Structural Testing-min