A $17 million, three-story annex at Walter Payton College Prep is one step closer to construction, after the city’s Plan Commission unanimously approved the project Thursday.

The approved addition is intended to add space for 300-400 more students at the popular selective enrollment school, which currently has about 900 students, according to Arthur Del Muro, managing architect for the project.

The Chicago Public Library got the green light Tuesday to expand a digital media program for young people that Mayor Rahm Emanuel claimed has “exceeded all expectations.”

The Chicago Public Building Commission Board, which Emanuel chairs, signed off on having CPL present design and budget plans for YOUmedia centers at Sulzer Regional Library, 4455 N. Lincoln Ave.; Woodson Regional Library, 9525 S. Halsted St.; and Legler Branch Library, 115 S. Pulaski Road.

The Chicago Plan Commission on Thursday approved a proposal from Englewood’s St. Bernard Hospital to develop a three-story, 70,000-square-foot outpatient service and office facility on West 63^rd Street between South Stewart and South Harvard avenues.

The $33 million project is expected to create at least 56 new permanent jobs and 141 temporary construction jobs, according to Carol Stubblefield of the law firm Neal & Elroy LLC, who represented St. Bernard. Construction is slated to begin in October, with a projected completion date of January 2016.