Importance coefficient for seismic design Ci
Values of importance coefficient for seismic design Ci (Tbl. 1.0.4 from JTJ 004-89):
The importance of the motorway | Important coefficient for seismic design Ci |
Important Highway and A class motorway | 1.7 |
Highway and A class motorway or important B class motorway | 1.3 |
B class motorway or important C class motorway | 1.0 |
C class motorway or important D class motorway | 0.6 |
Values of importance coefficient for seismic design Ci (Tbl. 1.0.4 from JTG TB02-01-2008):
Importance of the bridge | E1 seismic effect | E2 seismic effect |
A class | 1.0 | 1.7 |
B class | 0.43 (0.5) | 1.3 (1.7) |
C class | 0.34 | 1.0 |
D class | 0.23 | - |