DESIGN SPECIFICATIONS FOR HIGHWAY BRIDGES - IISEE
DESIGN SPECIFICATIONS FOR HIGHWAY BRIDGES - IISEE
DESIGN SPECIFICATIONS FOR HIGHWAY BRIDGES - IISEE
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Table 6.3.1 Standard Values of the Design Horizontal Seismic Coefficient for<br />
Level 1 Earthquake Ground Motion, kh0<br />
Ground Type<br />
Type I<br />
kh0 - Values in Terms of Natural Period T (s)<br />
T < 0.1<br />
0.1≦T ≦1.1<br />
kh0 = 0.431T 1/3<br />
but kh0≧0.16<br />
kh0 = 0.2<br />
1.1< T<br />
kh0 = 0.213T<br />
-2/3<br />
Type II<br />
T < 0.2<br />
kh0 = 0.427T 1/3<br />
but kh0≧0.20<br />
0.2≦T ≦1.3<br />
kh0 = 0.25<br />
1.3< T<br />
kh0 = 0.298T<br />
-2/3<br />
Type III<br />
T < 0.34<br />
kh0 = 0.430T 1/3<br />
but kh0≧0.24<br />
0.34≦T ≦1.5<br />
kh0 = 0.3<br />
1.5
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