|
WORKING DRAFT
ISO/WD 24409-1
Annex A
(normative)
Layout of templates for creation of graphical symbol originals
A.1 General
Templates used for creation of graphical symbol originals for use in safety signs shall be as specified in ? to ? and shown in Figures ? to ?.
Examples of safety signs incorporating graphical symbols created in accordance with clauses ? and ? are given in Figure ?.
A.2 Prohibition signs
Figure ?A. ― Prohibition sign template
| Geometric shape |
: |
A circle. |
| Size |
: |
52mm diameter. |
| Description |
: |
A circular band and a negation bar at 45?? descending diagonally
from left to right through the centre of the circle thickness of circular band
0.1 of the sign diameter (5.2mm), thickness of cross bar 0.08 of the sign diameter
(4.2mm). |
| Exclusion band |
: |
A circular band of thickness 0.033 of the sign diameter (1.7mm)
set within the inner outline of the circular band. |
| Guidelines |
: |
Horizontal and vertical centre lines shown feint. |
| Registration corner markings |
: |
Markings delineating a 70mm square centred on the circle. |
A.3 Mandatory signs
Figure ?A. ― Mandatory sign template
| Geometric shape |
: |
A circle. |
| Size |
: |
52mm diameter. |
| Description |
: |
Circular outline |
| Exclusion band |
: |
A circular band of thickness 0.077 of the circle diameter (4mm)
set within the circular outline. |
| Guidelines |
: |
Horizontal and vertical centre lines shown feint. |
| Registration corner markings |
: |
Markings delineating a 70mm square centred on the circle. |
A.4 Hazard signs
Figure ?A. ― Hazard sign template
| Geometric shape |
: |
An equilateral triangle. |
| Size |
: |
70mm width, 61mm height. |
| Description |
: |
An equilateral triangular band, width of band 0.07 of the sign
height (4.3mm). |
| Exclusion band |
: |
A triangular band of thickness 0.033 of sign height (2mm) set
within the inner outline of the triangular band. |
| Guideline |
: |
Horizontal and vertical centre lines shown feint. |
| Registration corner markings |
: |
Markings delineating a 70mm square centred on the triangle. |
A.5 Safe condition and fire equipment signs
Figure ?A. ― Sate condition and fire equipment sign templates
| Geometric shape |
: |
A square. |
| Size |
: |
50mm side. |
| Description |
: |
Outline of a square. |
| Exclusion band |
: |
A square band of thickness 0.08 of the square height (4mm)
set within the outline of the square. |
| Guidelines |
: |
Horizontal and vertical centre lines shown feint. |
| Registration corner markings |
: |
Markings delineating a 70mm square centred on the square. |
| Figure ?A ― |
Examples of safety signs incorporating graphical symbols created in accordance with Clauses? |
|
