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A pontoon is used on a river to transfer materials to a barge. The pontoon is...

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Civil Engineering

A pontoon is used on a river to transfer materials to a barge.The pontoon is constructed from high density polyethylene and has amass of 40 tonnes. The dimensions of the pontoon are 19 m long x10m wide x 0.75m high.

a) What is the freeboard of the pontoon when it is floating inthe river?

b) What additional mass (tonnes) can the pontoon carry if amaximum draught of 0.45m is available?

c) If the additional mass is to be carried as sand (density1600kg/m3) in a container 6 m long and 5m wide, how deep a layer ofsand can be carried? If instead of sand, the pontoon is to carrybentonite at a density of 2600kg/m3, what depth can be carried?

Answer & Explanation Solved by verified expert
4.5 Ratings (796 Votes)
When a body is immersed in a fluid the fluid exerts an upwardfor on the body which is equal to the weight of fluid displaced bythe immersed body This upward force is called buoyant forceIf the weight of body is less than the upward force then thebody floats in the fluidPontoons are working with the same    See Answer
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