Proficiency includes a strong understanding of Civil 3D a nnotation styles and annotation tools, object and label styles, solid understanding of key objects such as s urfaces , a lignments , p rofiles , p rofile v iews , p ipe n etworks , f eature Lines, g rading g roups, a ssemblies, and c orridors , s urface a nalyses and v olume c alculations. Experience developing and working with grading plans, cross-sections, alignments, profiles, three-dimensional surfaces, gravity network design , and earthwork volumes for landfills and other large civil design projects.