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Define the term - prestressing force
It should be realized that the maximum amount of prestressing force which can be transferred from tendons to concrete depends on the bond strength of concrete to the tendon material and the surface area and surface characteristics of tendon wires. Normally, tendon wires of up to 7 mm diameter or strands of up to 18 mm dipmeter can be used because prestresses in them can be transferred to concrete by bond.
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Determine about the prestressed concrete In prestressed concrete the most important parameter is the prestressing force. Ifthe prestressing force reduces with time, prestresses
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#questidisadvantage of steelon..
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describe setting out right angle at given point on a chain line and when the point lies outside the chain line
State about the pre-tensioned concrete beam A pre-tensioned concrete beam, 200 mm wide and 300 mm deep, is prestressed by straight wires carrying an initial force of 150 kN at
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