### How does a heavy truck parked on a prestressed bridge girder

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##### Reference no: EM13552874

1.An automobile travels right at constant speed of 48mi/hr. If the diameter of a wheel is 22 in., determine the velocities of point B,C,D and E on the rim of the wheel.

2.According to the design philosophy in the AASHTO Specifications, how does a heavy truck parked on a prestressed bridge girder effect the nominal shear resistance of the girder?

3.What is the main difference between the calculation of deflections for reinforced and prestressed concrete beams?

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