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amaidj said:i used 5-7dia prestressed wires
amaidj said:do you mean my fci suppose to be 40Mpa at transfer?
rapt said:.7fci at transfer is very high. I would normally limit to about .5 as transfer.
amaidj said:i have just figured out my sections are overstressed
rapt said:Also, using wire should have helped him in this case as the development length is about double, so it effectively gave a longer de-bonded length.
rapt said:Only problem is there is effectively no capacity for anything near the end of the beam as it is essentially unreinforced!