Merko builds all types of key infrastructure facilities, offering engineering and construction service in the fields of both electrical and road construction and utility networks. Engineering construction covers port, waste handling and road infrastructure (bridges, tunnels, overpasses, roads), electrical installations up to 330 kV, various environmental protection engineering work, drinking water and waste water treatment facilities, water and sewerage mains built using both open and closed methods, and various other engineering and technical sites.
Complicated and unique engineering sites require specific knowledge and good cooperation between customers and local governments, both of which Merko possesses.
Some of the engineering segment projects that deserve to be highlighted are the Ülemiste, Loo-Maardu and Puurmani junctions, the Muuga Coal Terminal, the extension of the Smuuli road, Ämari Air Base traffic area, the rain water drainage for the Ülemiste crossing, the design and renovation of the infrastructure of Tallinn tram line no. 4, the water treatment plant of City of Narva and the closing of industrial waste and semi-coke landfill in Kohtla-Järve. One of the biggest projects in process is the design and construction of the airport tram line infrastructure.