Execution of various road maintenance and operation activities on the following roads: A-52, from km 112.200 to km 176.000, Zamora Provincial Boundary–Cualedro section; A-75, from km 0.000 to km 12.800, Verín–Portuguese Border section; N-525, from km 115.150 to km 229.000, Zamora Provincial Boundary–San Ciprián de Viñas section; and N-532, from km 0.000 to km 14.900, Verín–Portuguese Border section. Province of Ourense.