On December 20, 2018 Yerevan Mayor Hayk Marutyan paid a working visit to Argavand-Shirak, Babajanyan-Ashtarak, Davtashen-Ashtarak highways constructed under the Sustainable Urban Development Investment Program. Within the framework of the visit the mayor got acquainted with the process of construction works, clarified the terms and deadlines and instructed to pay more attention to the safety norms during construction.