Maintenance Schedule April 22, 2021 - Quezon City (Sienna and Sto. Domingo) Quezon City BETWEEN 9:00AM AND 2:00PM – PORTION OF CIRCUIT STA. MESA 401F Portion of Biak Na Bato St. from N. S. Amoranto Sr. Ave. in Bgy. Sienna to Macopa St. in Bgy. Sto. Domingo. REASON: Line reconductoring works along N. S. Amoranto Sr. Ave. in Bgy. Sienna, Quezon City.