Slide 1

Dr. Jason Ingham The University of Auckland

Slide 2

Two solutions developed and implemented in NZ for seismic improvement of URM buildings Engineered Cementious Composite (ECC) applied as shotcrete Carbon Fibre Strips applied Near Surface Mounted Engineered Cementious Composite (ECC) applied as shotcrete Carbon Fibre Strips applied Near Surface Mounted

Slide 3

Strengthening of URM buildings using ECC Shotcrete Yield Ultimate

Slide 4

Test program to provide design methodology 6 out-of-plane test 51 in-plane test 25 clay brick masonry 26 concrete masonry Yi-Wei Lin

Slide 5

ImplementationImplementation Wintec F block Victoria Park Chimney

Slide 6

NSM CFRP retrofit Near surface mounted (NSM) Carbon FRP (CFRP) strips Groove preparation 15mm x 1.2mm CFRP stripsRetrofitted wall CFRP NSM

Slide 7

Test results Close up crack pattern 53 pull tests conducted

Slide 8

In-plane wall panels