"I am confident that Bob will capably lead the department over the next several months," Mayor Joe Curtatone said in an e-mail to city employees.
Bradley served as director of Traffic and Parking in 2005 before serving as acting chief of police until Chief Anthony Holloway was chosen in 2007. Bradley then retired after 38 years of service.
Nearly all of Somerville's streets will become permit parking only beginning Jan. 4. The Traffic and Parking Department will be open for extended hours until Jan. 5. Details are available at www.somervillema.gov.