Coordinating
dimension
Other dimensions generally. The method, although
recommended in most BSI literature, tends to be
replaced in practice by the oblique slashes shown below.
Most commonly used method for general dimensioning.
Neat, legible and rapid
Controlling line
Running dimensions. Use should be restricted to
surveys
Small dimensions are best indicated thus
Modular dimension
Leader lines, indicating where notes or descriptions
apply
Centre lines or grid lines.
Drawn in thin line to distinguish them from service runs.
(See Appendix 1)
Dotted line indicates important lines hidden in the
particular plan or section view taken. (Also, on
demolition drawings, work to be removed)
Break line
Section line. The arrows point in the direction of view and
the line joining them indicates the plane of the section
Non-active lines and
symbols
5
APPENDIX
Styl-App05.qxd 7/7/04 4:40 PM Page 156