Semarang - Batang
This highway is designated as part of Trans Java Expressway also as part of Asian Highway (AH2). A lot of crossing either under bridges or over bridges are built in this project. This project has 5 sections. In section II has an under bridge named after the river crossed by, Kalikuto, which determined dinnerware sets as the first steel box arch with longitudinal span 100m and transversal span of more than 32m length in Indonesia. At section 5, there’s Ngaliyan over bridge, also the first concrete box girder in Indonesia which has skew of 30 degrees.