Site & Civil / Ground shaping and drainage

Grading

/ˈɡreɪ.dɪŋ/noun

From Latin gradus, “step” or “degree.”

Definition

The reshaping of ground levels by cutting and filling to create stable building pads, drives, and paths, and to drain surface water away from structures.

Finished padSlope away from buildingExisting grade (dashed)
Fig. 98 — Grading: schematic studyNOT TO SCALE
Illustrative photograph of grading
Illustrative study — Grading · AI-generatedSAMPLE IMAGE
Photo study — Grading · AI-generated00:06

Structural & construction notes

Grading plans show existing and proposed contours and spot elevations. Ground should fall away from foundations; required slopes vary by code. Fill must be placed in compacted layers, and cut and fill are often balanced to limit hauling.

An educational reference. Project-specific design requires professional guidance.