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a[mm]/l - Memorial University of Newfoundland DAI
a[mm]/l - Memorial University of Newfoundland DAI
a[mm]/l - Memorial University of Newfoundland DAI
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1.1. General<br />
Chapter 1<br />
INTRODUCTION<br />
ll 1s appropnatc to dlxurr and clmfy a number <strong>of</strong> fundamental poma ~n the subject or<br />
dealing wnth rpec!Rc derlgn munpmcnt. Thm SIX three polnts that rhould be cian8ed<br />
before examsnlng the behavior <strong>of</strong> concrete plates under lmpilcl loading. Frrrlly. thc high-<br />
strength concistc plate should be defined. Secondly. the dcfin~tton <strong>of</strong> Impact loadtng<br />
rhould beoutlmed. Fmally. the ohjcct#ves <strong>of</strong> the research should he dewnbed cledrly.<br />
Hngh-strength concrete IS defined as any concrete wtth eomprernve-strength over<br />
41 MPa. Hlgh-sucnglh 8s reallred thmugh the use <strong>of</strong> silica fume as a pantal replacement<br />
for cement to pmduec extrsmely srmng, hlghly abrvnlon remnant. impmneil. ble. very<br />
durable conmle agalnrt freeze-thaw damage and salt water aanck. Thlr marenal has<br />
already been successfully used far <strong>of</strong>fshore platforms. marine ruuctures. tall buildangs.<br />
and long span bridges.<br />
Impact loading ~r a result d a mllinon between two bodes thar aceur m a very<br />
small interval <strong>of</strong> time, one wtth a h~gh tntt~al speed strilung another at a stelonmy
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