low angle view of steel framework of high voltage tower pole with electricity transmission power lines

electricity steel grid structure tall distribution power station infrastructure engineering high post electrical energy system generator electric supply transmission network powerful connected utility perspective commercial industrial manufacture alternative source generation efficiency pollution sustainable conservation environmental daytime metallic frame pole tower voltage transmit wire dangerous pylon volt watt sunlight metal power plant generate substation industry public connection engineer wiring cable lines powerline transformer circuit danger conductors insulators ampere current technology triangle iron geometric framework low angle blue sky cloud close-up