|| In the project Kehä III and Lentoasemantie district area, as well as Tikkurilantie and intersecting streets are being improved. Project also includes 18 bridges (22 000 m3ktr of concrete). One of the bridges, Karhumäki overpass, is a 1-hole steel framework bridge. In addition, project also includes concrete structured retaining walls approx. 2 000 m2rtr. Lighting, traffic lights and some alteration work on telematics was also included in the project. Groundwater protection (approx. 7 000 m2tr) will be built on the slopes on Kehä III. Project includes approx. 75 000 m2/m3ktr of demanding rock excavation in the middle of populated area.