1、 现浇板式楼梯选用表活荷载标准值：2.0kN/m 2 活荷载标准值：3.5kN/m 2净跨 板厚 h q M As(mm2) q M As(mm2)(m) (mm) (kN/m) (kNm) 级 (kN/m) (kNm) 级2.4 100 9.594 8.421 390 11.694 10.265 4762.7 110 9.945 10.818 446 12.045 13.102 5393.0 120 10.296 13.593 504 12.396 16.366 6073.3 130 10.647 16.772 565 12.747 20.080 6773.6 140 10.998 20.3
2、76 629 13.098 24.267 7493.9 150 11.349 24.431 696 13.449 28.952 8254.2 160 11.699 28.960 766 13.799 34.158 9044.5 180 12.401 34.976 810 14.501 40.898 9474.8 190 12.752 40.652 886 14.852 47.347 10325.1 200 13.103 46.881 965 15.203 54.395 11205.4 220 13.805 55.087 1020 15.905 63.467 11765.7 230 14.156 62.646 1105 16.256 71.939 12696.0 240 14.507 70.836 1193 16.607 81.090 1365注：表中 As 为板下部配筋面积，板上部面积取 As 的一半。
