List of bus routes in Pittsburgh. Bus operations. Route numbers operating seven days a week including holidays. 41: Bower Hill: Downtown. ROUTE 41B BOWER HILL Route 41B Bower Hill is a radial route that operates seven days per week. These riders presumably take the first bus that comes along on the.

Contents • • • • • • • • • • • Route renumbering and realignments [ ] From 1964 to 2010, the Port Authority used an alphanumeric numbering system. With the renumbering and realignments outlined in the Transit Development Plan in 2009, the present numbering system was adopted in April 2010. 1916 Rose Bowl Program. This section needs to be updated. Please update this article to reflect recent events or newly available information.