Analysis of Lightweight Polystyrene Foam Concrete Flat Slabs under Fire Condition
Table 4
Parametric study database of slabs.
Group
Specimens
Specimens code
Type of concrete
Heating temp (C°).
Eccentricity ratio (e\t)
Main RFT%
Flexure RFT
G1
1
NACH
NWC
Non
No
H
17 Ø 16
2
NAE1H
0.5
17 Ø 16
3
NAE2H
0.75
17 Ø 16
4
NAE3H
1.0
17 Ø 16
5
NACU
No
10 Ø 16
6
NAE1U
0.5
10 Ø 16
7
NAE2U
0.75
10 Ø 16
8
NAE3U
1.0
10 Ø 16
G2
9
NFCH
NWC
500°
No
H
17 Ø 16
10
NFE1H
0.5
17 Ø 16
11
NFE2H
0.75
17 Ø 16
12
NFE3H
1.0
17 Ø 16
13
NFCU
No
10 Ø 16
14
NFE1U
0.5
10 Ø 16
15
NFE2U
0.75
10 Ø 16
16
NFE3U
1.0
10 Ø 16
G3
17
LACH
LWC
Non
No
H
17 Ø 16
18
LAE1H
0.5
17 Ø 16
19
LAE2H
0.75
17 Ø 16
20
LAE3H
1.0
17 Ø 16
21
LACU
No
10 Ø 16
22
LAE1U
0.5
10 Ø 16
23
LAE2U
0.75
10 Ø 16
24
LAE3U
1.0
10 Ø 16
G4
25
LFCH
LWC
500°
No
H
17 Ø 16
26
LFE1H
0.5
17 Ø 16
27
LFE2H
0.75
17 Ø 16
28
LFE3H
1.0
17 Ø 16
29
LFCU
No
10 Ø 16
30
LFE1U
0.5
10 Ø 16
31
LFE2U
0.75
10 Ø 16
32
LFE3U
1.0
10 Ø 16
N normal-weight concrete, L lightweight concrete, A without fire, F exposed to fire, C under concentric load, E1,E2 and E3 under eccentric load (e/t) = 0.5, 0.75 and 1.0 respectively, 0.4% rft from gross area of slab, H 0.7% rft from gross area of slab.
