Reinforced masonry
to AS 3700-2011(+A1) Section 8
Table of Contents
Figure
Wall properties
Block thickness, t mm Clause 3.2.1
Wall height, H mm
Wall length, L mm
Lateral support left
Lateral support right
Lateral support top
Vertical reo N mm
Horizontal reo N mm
Effective depth, d mm
Steel strength, fsy MPa
Steel area, As mm2
FRL (structural adequacy)
Slenderness coefficient (fire), avf Clause 6.3.2.2
Slenderness coefficient, ah Clause 6.3.2.2
Slenderness ratio, Srf Clause 6.3.2.2
Table 6.1
| Fire resistance period | 30 | 60 | 90 | 120 | 180 | 240 |
|---|---|---|---|---|---|---|
| Reinforced masonry | 36.0 | 36.0 | 36.0 | 36.0 | 36.0 | 36.0 |
Design properties
Masonry compressive strength, f'm MPa Clause 3.3.2
Face shell thickness mm
Bedded area, Ab mm2 Clause 4.5.4
Hollow concrete with ρ>2000kg/m3 Clause 7.3.2
Grout strength factor, kc Clause 7.3.2
Grout compressive strength, f'cg MPa Clause 3.5
Grout area, Ag mm2 Clause 4.5.7
Supporting concrete slab Clause 7.3.3.3
Loading
Axial load, Fd kN
Bending (out-of-plane), Md kNm
Shear (in-plane), Vd kN
Shear (out-of-plane), Vd kN
Compression
Capacity reduction factor, Φ Clause 4.4
Reduction factor, ks Clause 8.5
Reduction factor, k Clause 7.3.3.3
Capacity, ΦFu kN Clasue 7.3.2
Ratio, Fd/ΦFu
Bending
Out-of-plane
Design tensile steel, Asd mm2 Clause 8.6
Capacity reduction factor, Φ Clause 4.4
Capacity, ΦMu kNm Clause 8.6
Ratio, Md/ΦMu
In-plane
Shear
Capacity reduction factor, Φ Clause 4.4
In-plane
Long wall check, H/L (if failing design to Clause 8.8)
Effective shear strength, fvr MPa Clause 8.7.2
Design cross-sectional area, Ad mm2 Clause 4.5.6
Design reinforcement area, As mm2 Clause 8.7.2
Capacity, ΦVu kN Clause 8.7.2
Ratio, Vd/ΦVu
In-plane stability
Out-of-plane
Characteristic shear strength, f'vm MPa Clause 8.8
Design shear strength main reinfocement, f'vs MPa Clause 8.8
Area of longitudinal steel in tension zone, Ast mm2 Clause 8.8
Capacity, ΦVu kN Clause 8.8
Ratio, Vd/ΦVu