Construction of a dual two-lane highway, approximately 3.8 km long (of which about 2.2 km is in the form of tunnel) connecting Po Shun Road of Tseung Kwan O in the east with Eastern Harbour Crossing and Cha Kwo Ling Road of Kwun Tong in the west;

Construction of slip roads, depressed roads, viaducts, Tseung Kwan O Interchange, ventilation building for the tunnel, tunnel portal facilities and reclamation of about 3 hectares of land to construct the depressed roads at Tseung Kwan O;

Construction of slip roads, branch tunnels, viaducts, Lam Tin Interchange, tunnel portal facilities, ventilation building and administration building at Kwun Tong;

Implementation of the associated building, civil, structural, marine, electrical and mechanical, traffic control and surveillance system, landscaping, as well as environmental mitigation measures.