Current stage: 30.98 Project deleted Jul 13, 1999
Originator: ISO
Owner: ISO/TC 59 Buildings and civil engineering works
Type: International Standard
ICS: 91.060.30 Ceilings. Floors. Stairs | 91.120.99 Other standards related to protection of and in buildings
ABANDON ISO/CD 12055-4 30.98 Project deleted Jul 13, 1999