What happened to a stretch of HOV lanes on I-15?

Carpool lanes have been removed from a 9-mile stretch of carpool lanes as part of an ongoing Interstate 15 improvement project. But they won’t be gone forever. Original article: https://www.reviewjournal.com/news/news-columns/road-warrior/what-happened-to-a-stretch-of-hov-lanes-on-i-15-3184536/