Building mass transit in Nashville won’t be easy, but luckily for local advocates, none of the challenges Metro officials expect to face are impossible to solve, or uncommon.

From right-of-way restrictions to left-turn lanes, a new report — released by the Nashville Metropolitan Transit Authority Friday and provided first to the Nashville Business Journal— examines the opportunities and potential setbacks for mass transit on each of Davidson County’s five high-capacity corridors: Gallatin Pike,…