BS EN ISO 8560:2019

This standard BS EN ISO 8560:2019 Technical drawings. Construction drawings. Representation of modular sizes, lines and grids is classified in these ICS categories:

• 01.100.30 Construction drawings
• 91.010.30 Technical aspects

This document lays down rules for the representation of modular sizes, lines and grids on construction drawings. The basic module M is 100 mm (see ISO 1006).

Generally, modular sizes are for use on design drawings, but can also be added to production drawings for manufacturing, orientation and location.