Chloride Penetration in Coastal Concrete Structures: Field Investigation and Model Development

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Surface chloride concentration (<i>C</i><sub>s</sub>)</td><td class="align_center">Chloride diffusion coefficient (<i>D</i><sub>0</sub>) (m<sup>2</sup>/s)</td><td class="align_center">Environment deterioration coefficient (<i>q</i><sub>K</sub>)</td><td class="align_center">Chloride binding coefficient (<i>q</i><sub>e</sub>)</td><td class="align_center">Carbon dioxide coefficient (<i>a</i>)</td><td class="align_center">Concrete ageing factor (<i>m</i>)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">0.0986%</td><td class="align_center">1.613 × 10<sup>−10</sup></td><td class="align_center">1.280</td><td class="align_center">0.392</td><td class="align_center">0.512</td><td class="align_center">0.693</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Parameters of the modified chloride diffusion model by regression analysis.</div>

Advances in Materials Science and Engineering

tab5

Table 5

Table 5: Chloride Penetration in Coastal Concrete Structures: Field Investigation and Model Development 