Correction:
when the actual steel ratio exceeds the value of maximum steel ratio, the section need to be redesign.
3:15 The value of B1 when f'c is in between 28 & 55 is 0.85 minus 0.05/7 multiplied by f'c minus 28 (typographical error from NSCP)
download copy of lecture here:
[ Ссылка ]
An Introduction on the concepts of Singly Reinforced Rectangular Beams and Code based formulas excerpts from NSCP 2010/2015
#SinglyReinforced #RectangularBeam #NSCP2010 #NSCP2015
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