I am a Professional Civil Engineer have 10 years' experience in relevant field. i am a skilled, efficient, and versatile CAD designer, who can help you with your project regardless of its size or complexity. I can design you site plan drawing, calculating earthwork volume, channel, pipe network, road geometry using Autocad Civil 3D. If you have already had decent data as result from topographic / geodetic survey in COGO points format, I can manage to design such things as mentioned before.