CDM Stravibase Spring Box
Stravibase SpringBox* bearings are pre-compressed spring bearings for structural isolation of buildings and structures.
Main Benefits
- Can be designed to meet natural frequencies anywhere between 3Hz and 5Hz
- Easily replaceable
- Limits deflection of the building during construction
- Easy to install
- Lifespan greater than 50 years
- High lateral stiffness
- Easily adapted to meet different loads and performance requirements
Design Requirements
- Natural frequency requirement
- Working dead and live loads on each contact point
- Lateral and turning forces at each support point
- Contact areas and dimensions
- Locations of any fixing down bolts
- Fire protection requirements
- Maximum likely dynamic forces caused by earthquakes
*Previously known as CDM-CHR-BOX
