ABSTRACT
Composite Concrete Bridges 117
.2 1 H P'
(8 )
R atio o f Specific Creep
— = H j, (10) c0
Composite Concrete Bridges 119
Y = > I
w L 24
Composite Concrete Bridges 121
H2f(T2)
then, M=b 2 A y ± ^ L dy + f ^ > L d y H l f ( T i ) 1
,2
^ f ( T 2y Fd, (18)
II I3 — ¡2
kw Pa (^ß3 ~ 3P4 )+ Pb [^(l ~ P3 )~ 3(l ~ ß4 )]
PaP3 + Pb(1“ P3)
SOIL/STRUCTURE INTERACTION
Composite Concrete Bridges 125
Max.cyclic thermal displacement
Seasonal
Max. permissible residual modulus after many cycles Eg = N a ,
Force escalation at extreme temperature rise
’ Daily force “ calation
Shake-down State
Composite Concrete Bridges 127
REFERENCES
