Serviceability limit state - Eurocodes
Serviceability limit state - Eurocodes
Serviceability limit state - Eurocodes
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Vibration – Example vertical vibration due<br />
to walking persons<br />
G. Hanswille<br />
Univ.-Prof. Dr.-Ing.<br />
Institute for Steel and<br />
Composite Structures<br />
University of Wuppertal-Germany<br />
Span length<br />
F(x,t)<br />
The pacing rate f s<br />
dominates the dynamic<br />
effects and the resulting dynamic loads. The<br />
speed of pedestrian propagation v s<br />
is a<br />
function of the pacing rate f s<br />
and the stride<br />
length l s<br />
.<br />
F(x,t)<br />
time t<br />
l s<br />
x k<br />
pacing<br />
rate<br />
f s<br />
[Hz]<br />
forward<br />
speed<br />
v s<br />
= f s<br />
l s<br />
[m/s]<br />
stride<br />
length<br />
l s<br />
[m]<br />
slow walk ∼1,7 1,1 0,6<br />
t k<br />
normal walk ∼2,0 1,5 0,75<br />
fast walk ∼2,3 2,2 1,00<br />
l s<br />
x k<br />
t s<br />
x<br />
slow running<br />
(jog)<br />
fast running<br />
(sprint)<br />
∼2,5 3,3 1,30<br />
> 3,2 5,5 1,75<br />
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