Announcement of the negotiation procedure with the publication “Updating centralized traffic control (CTC) on section Rīga – Lugaži” please find in Latvian language under the title "Iepirkumi" (in translation - "Purchases") - Sarunu procedūru ar publikāciju “Dispečeru centralizācijas (DC) Rīga-Lugaži iecirknī atjaunošana” - https://ej.uz/8e3j [1]