Holtec has designed heavy-duty industrial roads, hill roads, haulage roads, link and approach roads, and residential roads. The company has also designed earthen and un-surfaced village roads. Additionally, Holtec has also engineered high embankments, bridges, culverts, and drainage systems. This section gives a list of Highways & Bridges projects, executed by Holtec. It also showcases some of the projects undertaken by Holtec.