Analysis of slabs spanning in two directions under concentrated load

Peer review under responsibility of Housing and Building National Research Center.

Figures & data

Table

t	slab thickness
c	flooring thickness

Fig. 1 Simply supported rectangular slab subjected to a concentrated load uniformly distributed over a defined area.

Table 1 Comparison of M_x and M_y obtained by P. W., ECCS 203-2007 and BS 8110 with F.E.M. [8].

Example		F.E.M	P.W.	Diff. (%)	ECCS. 203	Diff. (%)	BS 8110	Diff. (%)
Example 1	Mx	36.640	35.110	−4.18	26.340	−28.11	37.200	+1.53
b = 3.00 m
a = 3.00 m	My	32.220	32.070	−0.47	30.950	−3.94	32.400	+0.56
P = 200 kN
Example 2	Mx	40.740	40.230	−1.25	26.260	−35.54	42.800	+5.06
b = 3.75 m
a = 3.00 m	My	31.480	30.780	−2.22	25.820	−17.98	31.600	+0.38
P = 200 kN