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 ENTRADA ENTRADA fck 30 Mpa fck 30 Mpa n1 2.25 n1 2.25 n2 1 n2 0.70 n3 1 n3 1 ø 1 cm ø 1 cm  Asmin/A fyk 500 Mpa fyk 500 Mpa α 0.7 α 0.7 sup CÁLCULO CÁLCULO fct,m 2.!0 Mpa fct,m 2.!0 Mpa in" fctk,inf 2.03 Mpa fctk,inf  2.03 Mpa fctd 1.#5 Mpa fctd 1.#5 Mpa fbpd 3.26 Mpa fbpd 2.28 Mpa Lb 33.3$ cm Lb #7.$5 cm Lb(mín) 10.01 cm Lb(mín) 1#.30 cm RESUL T !" RESULT !" Lb(n#c) 23.3$ cm Lb(n#c) 33.36 cm TRS% SSE TRS% SSE α(&t) 2 α(&t) 2 L(&t) '6. cm L(&t) 66.1 cm *+"REM E TRS%SSE % /" !ERE*+0 *+"REM E TRS%SSE % M !ERE*+0

Ancoragem de armaduras

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Ancoragem de armaduras

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Plan1ANCORAGEM E TRASPASSE P/ BOA ADERENCIAANCORAGEM E TRASPASSE P/ M ADERENCIAENTRADAENTRADAL100cmfck30Mpafck30MpaB100cmn12.25n12.25rmin =0.173n21n20.70Asmin =17.3cmn31n31Asadot =22.05cm1cm1cmAsmin/Asadot =0.7845804989fyk500Mpafyk500Mpa0.70.7supLadot =52cmCLCULOSCLCULOSfct,m2.90Mpafct,m2.90MpainfLadot =37fctk,inf2.03Mpafctk,inf2.03Mpafctd1.45Mpafctd1.45Mpafbpd3.26Mpafbpd2.28MpaLb33.36cmLb47.65cmLb(mn)10.01cmLb(mn)14.30cmRESULTADORESULTADOLb(nec)23.35cmLb(nec)33.36cmTRASPASSETRASPASSE(ot)2(ot)2L(ot)46.70cmL(ot)66.71cm

Plan2L100cmB100cmrmin =0.173Asmin =17.3cm

Plan3