Performance Assessment of Reinforced Concrete Frame under Close-In Blast Loading

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Variable</td><td class="align_center">Meaning</td><td class="align_center">Value/remark</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">SFMAX</td><td class="align_center">Maximum fracture strength ratio</td><td class="align_center">1<i>E</i> + 20</td></tr><tr><td class="align_left"><i>D</i><sub>1</sub></td><td class="align_center">Damage constant</td><td class="align_center">0.04</td></tr><tr><td class="align_left"><i>D</i><sub>2</sub></td><td class="align_center">Damage constant</td><td class="align_center">1.00</td></tr><tr><td class="align_left"><i>ε</i><sub><i>f</i>,min</sub></td><td class="align_center">Minimum strain failure</td><td class="align_center">0.01</td></tr><tr><td class="align_left"><span style="width: 19.9621ptpx;"><svg height="11.9087pt" id="M19" style="vertical-align:-3.2728pt" version="1.1" viewbox="-0.0498162 -8.6359 19.9621 11.9087" width="19.9621pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M673 297H417L411 270C517 261 522 258 506 183L487 92C476 38 428 19 360 19C207 19 123 132 123 287C123 472 243 631 441 631C557 631 617 583 617 469L647 472C650 545 655 604 658 632C625 643 554 666 467 666C201 666 23 502 23 278C23 90 156 -16 339 -16C410 -16 501 6 569 24C566 43 567 70 573 101L589 183C604 259 607 262 667 271L673 297Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,8.827,3.132)"><path d="M181 342V451C133 431 89 419 40 411V388C98 381 102 377 102 311V104C102 38 95 32 33 26V0H263V26C186 32 181 38 181 104V287C203 343 235 372 261 372C277 372 289 366 304 352C310 346 318 345 330 350C349 359 362 379 362 399C362 422 338 449 304 449C256 449 213 393 183 342H181Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,12.084,3.132)"><path d="M380 106C343 72 306 56 265 56C195 56 116 112 115 248C235 252 361 262 377 265C396 269 400 277 400 297C400 374 333 449 250 449H249C198 449 144 421 103 376S37 269 37 201C37 88 109 -12 232 -12C263 -12 332 6 395 84L380 106ZM225 412C281 412 315 364 314 312C314 297 308 292 290 292C232 290 176 289 120 289C135 370 180 412 225 412Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,15.952,3.132)"><path d="M319 325C317 349 306 409 297 431C277 440 250 449 209 449C117 449 57 389 57 319C57 243 122 209 182 182C232 159 261 135 261 91C261 48 227 21 190 21C130 21 85 79 68 145L41 140C41 104 51 36 58 22C75 7 121 -12 172 -12C252 -12 337 35 337 126C337 195 286 231 210 262C166 281 126 304 126 348C126 388 152 417 191 417C240 417 274 378 294 318L319 325Z"></path></g></svg></span></td><td class="align_center">Residual shear modulus fraction</td><td class="align_center">0.13</td></tr><tr><td class="align_left">EROSION</td><td class="align_center">Use EROSION</td><td class="align_center">Yes</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>RHT failure model input parameters for C-35 concrete.</div>

Advances in Civil Engineering

tab4

Table 4

Table 4: Performance Assessment of Reinforced Concrete Frame under Close-In Blast Loading 