?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=A+combined+FRP+and+selective+weakening+retrofit+for+realistic+pre-1970's+RC+structures&rft.creator=Pohoryles%2C+DA&rft.creator=Rossetto%2C+T&rft.creator=Melo%2C+J&rft.creator=Varum%2C+H&rft.description=A+large+proportion+of+existing+reinforced+concrete+(RC)%0D%0Abuildings+is+vulnerable+to+brittle+failure+mechanisms%0D%0Ain+earthquakes+due+to+inadequate+seismic+detailing.+Efficient+and+practical+retrofit+solutions+are+required+to+prevent+future+%0D%0Alosses.%0D%0ATo+date%2C+most+experimental+studies+in+the+field+of+seismic+retrofit+with+fibre%0D%0A-%0D%0Areinforced+polymer+(FRP)+have%0D%0Aconcentrated+on+simplified+beam%0D%0A-%0D%0Acolumn+joint+specimens.+These+often+ignore+the+real+practical%0D%0Achallenges+incurr%0D%0Aed+by+the%0D%0Apresence+of+a+floor+slab+and+transverse+beams+in+retrofitting+deficient+specimens%0D%0A.+In+this+study%2C+the+results+from+four+cyclic%0D%0Atests+on+realistic+full%0D%0A-%0D%0Ascale%0D%0Atypical+pre%0D%0A-%0D%0A1970%E2%80%99s%0D%0Abeam%0D%0A-%0D%0Acolumn+joints%0D%0Awith+s%0D%0Alabs+and+transverse+beams%0D%0Aare+presented%0D%0A.%0D%0ATwo%0D%0Arealistic+retrofit+scheme%0D%0As%0D%0Ausing+carbon%0D%0ACFRP%0D%0Asheets%0D%0Aare%0D%0Aproposed.+The%0D%0Afirst%0D%0Ascheme%0D%0Aaims%0D%0Ato+improve+the+duc%0D%0Atility+of+the%0D%0Adeficient+joint%0D%0Aby%0D%0Aproviding+continuity+of+the%0D%0Acolumn%0D%0Aflexural+strengthening+through+the+joint.%0D%0AThe+second+scheme+includes%0D%0Aselective+weakening+of+the+slab+and+aims%0D%0Ato%0D%0Arelocat%0D%0Ae%0D%0Athe%0D%0Afailure+mechanism%0D%0Ato+the+beams%0D%0A.%0D%0AThe%0D%0Asignificance+of+the%0D%0Apresence%0D%0Aof+the+slab+on+the+global+beha%0D%0Aviour+of+the+sub%0D%0A-%0D%0Aassembly+is+confirmed+by+the+experimental+findings.%0D%0AThe+res%0D%0Aults+highlight%0D%0Athat+the+proposed%0D%0Acombined%0D%0Aretrofit%0D%0Aand+selective+weakening+scheme%0D%0Acan+successfully+increase+the+ductility+of+the+joint+by%0D%0Aactivating%0D%0Adeformation+in%0D%0Athe+beams.&rft.date=2017-06&rft.type=Proceedings+paper&rft.publisher=ICONHIC+2016+-+1st+International+Conference+on+Natural+Hazards+%26+Infrastructure&rft.language=eng&rft.source=+++++In%3A+++(Proceedings)+ICONHIC+2016%3A+1st+International+Conference+on+Natural+Hazards+%26+Infrastructure%2C+28-30+June+2016%2C+Chania%2C+Crete.++++(2017)++++(In+press).++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F1540115%2F1%2F069_Pohoryles-final_A%2520combined%2520FRP%2520and%2520selective%2520weakening%2520retrofit%2520for%2520realistic%2520pre-1970s%2520RC%2520structures.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F1540115%2F&rft.rights=open