Analysis of Lightweight Polystyrene Foam Concrete Flat Slabs under Fire Condition
Table 2
Verification of the analytical model and tested specimens of Riad and Shoeib [18].
Group
Specimen
Specimens code
Failure load (kN)
Deflection at edge of column (mm)
Experimental
Analytical
% diff.
Experimental
Analytical
% diff.
G1
S1
NACH
462
483.7
4.7
13.92
13.4
−3.74
S2
NAEH
382
417.6
9.3
12.3
11.65
−5.28
S5
NACU
383
396.95
3.64
15.1
14.67
−2.85
G2
S3
NFCH
444
451.23
1.65
15.15
17.43
15.0
S4
NFEH
298.7
311.73
4.36
15
14.85
−1.0
G3
S6
LACH
430
459.7
6.9
17.72
16.04
−9.48
S7
LAEH
367
406.4
10.73
11.4
12.28
7.71
S11
LACU
343
376.6
9.8
15.5
14.55
−6.13
G4
S8
LFCH
332
341.33
3
19.75
19.44
−1.57
S9
LFEH
238
272.24
14.38
14.33
13.23
−7.68
S10
LFCU
278
286.7
3.13
15.9
15.95
0.5
2. N normal-weight concrete, L lightweight concrete, A without fire, F exposed to fire, C under concentric load, E under eccentric load, 0.4% rft from gross area of slab, H 0.7% rft from gross area of slab.
