ISOMETRICResources / Isometric symbols / AnnotationsUpdated 29 Oct 2026

Rolling offset symbol

Also called Offset, Hatched triangle

A hatched triangle shows a leg that runs off the three main isometric directions, such as a 45 degree offset. The hatching shows the plane the offset lies in.

Isometric

What the rolling offset symbol means

A hatched triangle shows a leg that runs off the three main isometric directions, such as a 45 degree offset. The hatching shows the plane the offset lies in.

How it is drawn

Piping isometric, common form

A triangle drawn under the angled leg, hatched, with the two offset dimensions on its sides.

Isometric SVG

Where you see it

Offsets around obstacles, and lines that rise or fall at an angle.

Frequently asked questions

What does the rolling offset symbol look like?

A triangle drawn under the angled leg, hatched, with the two offset dimensions on its sides.

Where is a rolling offset used?

Offsets around obstacles, and lines that rise or fall at an angle.

Every rolling offset on your isometrics, tracked to the test pack.Deskely Testpack builds test packs from the line list and the drawings, records the test in the field and tracks reinstatement to the last spade.
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