Bizuayehu Tesfaye/Las Vegas Review-Journal The new dedicated desert bighorn sheep overpass on the construction site of I-11, near Lake Mead on Friday, May 19, 2017, in Boulder City. Construction …

Bizuayehu Tesfaye/Las Vegas Review-Journal
The new dedicated desert bighorn sheep overpass on the construction site of I-11, near Lake Mead on Friday, May 19, 2017, in Boulder City. Construction of the first 15 miles of I-11, which will help link Las Vegas to Phoenix, is making progress.