Khwanchai Phanthong / EyeEm / Getty Images. This means that, first, they should do more of the grading during the dry season. AFF - Above finished floor AFG - Above finished grade BOF - Bottom of footing BOW - Bottom of wall BP or B/P - Blueprint CAD - Computer-aided drafting DWG - Drawing Exc - Excavate FAO - Finish all over FFL - Finished floor level FL - Floor level FRPF - Fireproof GC - General contractor Blueprints can be up to 50 pages long, with a lot of intimidating symbols, abbreviated text, and lines. - Above Finished Floor ), and masonry (Mas.). Site plans usually portray building footprints, foundation, sewer and water lines, lighting,. Lot grading is done to protect the main building from stormwater that flows inward, thereby damaging the foundation. If your sites soil is rocky, then youll need to pay $200 to $1,200 more for the project (about $40 to 100 per cubic yard). This type of grading is done to bring the top 2 of the surface to the elevation tolerances required for construction. Grading Abbreviations 3. Lastly - you will get better bandwith over in the Civil 3D forum >>HERE<