Scenario | \(\zeta\) |
---|---|
Steel footbridge with asphalt or epoxy surfacing | 0.005 |
Composite steel/concrete footbridge | 0.006 |
Prestressed and reinforced concrete footbridge | 0.008 |
See also ISO 10137:2012 Table B.2 for damping ratios of floors in buildings
Scenario | \(\zeta\) |
---|---|
Offices, residences, churches | 0.03 |
as above, but with full-height partitions | 0.05 |
as above, but with few non-structural components (ceilings, ducts, partitions, etc.) as can occur in churches | 0.02 |
Shopping Malls | 0.02 |
Footbridges | 0.01 |