Drive on the bright side: LED light swap saves state money

A switch in how Wisconsin is lighting its highways is beginning to brighten motorists’ lives while saving the state money.

A 2-year, $6.2 million project is underway to retrofit 20,500 of the state’s lighting fixtures.

The Wisconsin Department of Transportation launched a 2-year, $6.2 million project this year to retrofit 20,500 of the state’s highway lighting fixtures from high pressure sodium, or HPS, to light emitting diodes — better known as LEDs. The…