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## Re: [engineeringcivil] development length

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• Dear All,   Suppose you calculate Ld for  M20 Concrete,Fe500 Steel   In Tension Ld=  dia of bar X root S             Page no 42 IS 456-2000
Message 1 of 10 , Sep 3, 2011
 Dear All, Suppose you calculate Ld for  M20 Concrete,Fe500 Steel In Tension Ld=  dia of bar X root S             Page no 42 IS 456-2000                      4 X toe bd                         Root S = fy x 0.87= 500x0.87=435                                                              Toe bd Value is 1.2  Page no 43 is456-2000 This value is increased by 60%for Deformed bars,and increase by 25% in Compression.  In Tension Ld= dx435= 56.641 d                        4x1.92                       1.2x 60%= 1.92 In Cmpression Ld= dx435 = 43.313 d                                                 4x2.4                      1.92x25%=2.4  IF YOU HAVE DOUBT CALL ME  Rama mohana rao 09866290059   --- On Fri, 2/9/11,kanaga raj wrote:From: kanaga raj Subject: [engineeringcivil] development lengthTo: engineeringcivil@yahoogroups.comDate: Friday, 2 September, 2011, 2:13 PM hi friends ,any body sent how to calculate a development length of bars .
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