HISTORY OF SCC
Developed in 1988 in Japan
- Based on technologies used in underwater concrete placement
- Developed by academics in conjunction with major contractors
- Prof. Okamura at the University of Tokyo
- Akashi Kaikyo Bridge - anchor blocks, 180,000 cubic yards of SCC
- Test methods and procedures well established
Widely Adopted in Europe Over Past Decade
- Scandinavian countries regarded as leaders
- Test methods and procedures well established
Acceptance Drivers
- Tight labor market; concern over proper consolidation (Japan)
- Complex thin-walled sections and heavily reinforced buildings (Japan)
- Production efficiency; reduced vibration (Europe)
- Health and safety (legislation in Europe)