Handbook
UPDATE AVAILABLE
HB 20-1991
[Superseded]Graphical symbols for fire protection drawings
Sets out recommended symbols for reproduction on fire protection drawings by hand, machine and computer-aided drafting techniques. It is intended to be used by engineers, draftspersons and others engaged in the design of fire protection systems; building surveyors, fire safety officers and others engaged in the inspection of fire protection systems; and students and teachers of fire technology, building services and similar subjects.
Published: 01/01/1991
Content history