|
Braking |
น้ำหนักบรรทุกปลอดภัย (กก./ม2) บนช่วงพาดแผ่นพื้น (ม.) +ไม่เทคอนกรีตทับหน้า |
PC. Strand |
Moment |
Safe Live Load (kg./m.2) For Each Simple Span(m.) + No Concrete Topping |
|
(Mb 0.9 Mn) |
4.00 |
4.50 |
5.00 |
5.50 |
6.00 |
6.50 |
7.00 |
7.50 |
8.00 |
8.50 |
9.00 |
9.50 |
10.00 |
10.50 |
11.00 |
11.50 |
12.00 |
4ɸ3/8" |
9636 |
2113 |
1617 |
1262 |
1000 |
800 |
645 |
522 |
422 |
341 |
273 |
217 |
|
|
|
|
|
|
5ɸ3/8" |
11850 |
2655 |
2045 |
1609 |
1287 |
1041 |
850 |
699 |
576 |
476 |
394 |
324 |
265 |
215 |
|
|
|
|
6ɸ3/8" |
13991 |
3179 |
2460 |
1945 |
1564 |
1274 |
1049 |
870 |
726 |
608 |
510 |
428 |
358 |
299 |
248 |
|
|
|
7ɸ3/8" |
16058 |
3686 |
2860 |
2269 |
1832 |
1500 |
1241 |
1037 |
870 |
734 |
622 |
528 |
448 |
380 |
322 |
271 |
|
|
4ɸ1/2" |
16473 |
3788 |
2941 |
2334 |
1886 |
1545 |
1279 |
1069 |
899 |
760 |
645 |
548 |
466 |
396 |
336 |
284 |
239 |
|
5ɸ1/2" |
19996 |
4651 |
3623 |
2887 |
2343 |
1929 |
1606 |
1351 |
1144 |
976 |
836 |
719 |
619 |
535 |
462 |
398 |
343 |
295 |
6ɸ1/2" |
23302 |
5462 |
4263 |
3406 |
2771 |
2289 |
1913 |
1615 |
1375 |
1178 |
1015 |
879 |
763 |
664 |
579 |
506 |
441 |
385 |
7ɸ1/2" |
26402 |
6221 |
4863 |
3892 |
3173 |
2626 |
2201 |
1863 |
1591 |
1368 |
1183 |
1029 |
898 |
786 |
690 |
606 |
533 |
469 |
|
Braking |
น้ำหนักบรรทุกปลอดภัย (กก./ม2) บนช่วงพาดแผ่นพื้น (ม.) + คอนกรีตทับหน้า 5 ซม. |
PC. Strand |
Moment |
Safe Live Load (kg./m.2) For Each Simple Span(m.) + 5 cm. Concrete Topping |
|
(Mb 0.9 Mn) |
4.00 |
4.50 |
5.00 |
5.50 |
6.00 |
6.50 |
7.00 |
7.50 |
8.00 |
8.50 |
9.00 |
9.50 |
10.00 |
10.50 |
11.00 |
11.50 |
12.00 |
4ɸ3/8" |
11503 |
2471 |
1879 |
1456 |
1143 |
905 |
719 |
572 |
454 |
356 |
276 |
|
|
|
|
|
|
|
5ɸ3/8" |
14182 |
3128 |
2398 |
1876 |
1490 |
1196 |
968 |
787 |
640 |
521 |
421 |
338 |
268 |
|
|
|
|
|
6ɸ3/8" |
16785 |
3766 |
2902 |
2285 |
1828 |
1480 |
1210 |
995 |
822 |
680 |
563 |
464 |
381 |
310 |
249 |
|
|
|
7ɸ3/8" |
19314 |
4385 |
3392 |
2681 |
2155 |
1756 |
1444 |
1197 |
998 |
835 |
700 |
587 |
491 |
409 |
339 |
278 |
224 |
|
4ɸ1/2" |
19823 |
4510 |
3490 |
2761 |
2221 |
1811 |
1492 |
1238 |
1034 |
866 |
728 |
611 |
513 |
429 |
357 |
294 |
239 |
|
5ɸ1/2" |
24171 |
5576 |
4332 |
3443 |
2785 |
2285 |
1895 |
1596 |
1337 |
1133 |
964 |
822 |
702 |
599 |
511 |
435 |
368 |
310 |
6ɸ1/2" |
28294 |
6586 |
5130 |
4090 |
3320 |
2734 |
2278 |
1916 |
1624 |
1385 |
1187 |
1021 |
881 |
761 |
658 |
569 |
491 |
422 |
7ɸ1/2" |
32201 |
7544 |
5888 |
4703 |
3826 |
3156 |
2640 |
2229 |
1897 |
1625 |
1399 |
1211 |
1051 |
914 |
797 |
695 |
606 |
529 |