Foundation / Base course

Plinth

/plɪnθ/noun

From Greek plinthos, meaning “brick” or “tile.”

Definition

The lowest square slab or block at the base of a column, pedestal, or statue; also the projecting base course of a wall where it meets the ground.

PlinthColumn or wallBase course
Fig. 25 — Plinth: schematic studyNOT TO SCALE
Illustrative photograph of plinth
Illustrative study — Plinth · AI-generatedSAMPLE IMAGE
Photo study — Plinth · AI-generated00:06

Structural & construction notes

A plinth spreads concentrated loads and raises vulnerable materials above splash and ground moisture. Wall plinths often incorporate a damp-proof course and a drip or chamfer to shed water.

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