The long-debated mixed-use project at 12th and Yampa streets finally has been approved by the Steamboat Springs City Council. Proposed by local restaurant owner Collin Kelley, the project was approved by council Tuesday evening in a 4-1 vote. Councilors praised developers for changes made to address concerns raised in previous meetings and eliminating three previously requested variances. Dissenting councilor Amy Dickson remained concerned about…