A* General Engineering

1. Road Highway Pavement Railways Airport Horizontal Structures and Bridges.
2. Irrigation and Flood Control.
3. Dam, Reservation and Tunneling.
4. Water Supply.
5. Port, Harbor and Offshore Engineering.

B* General Building

1. Building and Industrial Plant.
2. Sewerage & Sewerage Treatment/Disposal Plant.
3. Water Treatment Plant and System.
4. Park, Playground and Recreational Work.