Superstructure – overview
This topic explores some of the design methodologies used to create earthquake resilient structures in Aotearoa New Zealand’s commercial and residential buildings.
A PRESSS joint in a concrete frame under construction. (Concrete NZ)
Braced frames – including concentric bracing and eccentric bracing
Low-damage design – including damage limitiation strategies (residential timber construction)
- Base isolation – including elastomeric bearings and sliding isolation systems
- PRESSS post-tensioning
- Damping devices in concrete – including fluid dampers, viscoelastic dampers and hysteretic dampers
- Steel frames
- Steel bracing
- Post-tensioning in steel
- Damping devices in steel frames – including link beams, buckling restrained braces, friction dampers, friction damped braces, sliding hinge joints and spring joints
- Timber moment frames – including timber portal frames
- Timber bracing
- Pres-Lam post-tensioning