Question: A long sheet pile cofferdam is required to construct a bridge pier foundation as shown in the figure below. The minimum factor of safety for

A long sheet pile cofferdam is required to construct a bridge pier foundation as shown in the figure below. The minimum factor of safety for hydrostatic uplift is

1.5 .

Using the bonding of the concrete to the sheeting and assuming a unit of concrete is

150 p c f,

the minimum thickness

(

)

of the tremie slab is

q,

Enter your response in the blank.

A long sheet pile cofferdam is required to

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