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Define the meaning of circular prestressing
In circular prestressing, tendon wires are wrapped under tension over the concrete pipes which are pre-cast. The tension in the tendon wires is produced by pulling it through a die. Prestressed concrete pipes are ideally suited for a pressure range of 0.5 to 2 N/mm2. For this pressure range, cast iron pipes and steel pipes are not economical. Reinforced concrete pipes also are not practicable for use as these have limited tensile strength.
Define Cleaning for Underwater Inspection of Bridge? Before any structure can be inspected, it is necessary to expose the surface material of the structure. Wherever there is m
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The head (energy) loss in the piping system between points 1 and 7 is the most nearly. Solution: 3 ft. The difference between point 1 and point 7 = 10 ƒt - 7 ƒt = 3 ƒt
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