Research Article

Seismic Risk Mitigation for a Portfolio of Reinforced Concrete Frame Buildings through Optimal Allocation of a Limited Budget

Table 3

Considered random variables in structural analysis.

Uniform discrete distribution (pre-1972)Uniform discrete distribution (post-1972)

dcs (mm) = 6, 8dcs (mm) = 8, 10
Scs (mm) = 250, 300, 350Scs (mm) = 150, 200, 250
nc = 3, 4, 6nc = 6, 8, 10
dcl (mm) = 12, 16, 20dcl (mm) = 14, 18, 22
nbb = 3, 4, 6nbb = 4, 6, 8
dbl (mm) = 12, 16, 20dbl (mm) = 14, 18, 22

Continuous distribution (pre-1972)Continuous distribution (post-1972)
fyd (MPa): μ = 369.7 and σ = 29.57 [26]fyd (MPa): μ = 550 and σ = 33 [26]
fcd (MPa): μ = 25 and σ = 7.75 [26]fcd (MPa): μ = 36 and σ = 7.2 [26]
hb (mm): μ = 600 and σ = 96 [27]hb (mm): μ = 480 and σ = 67 [27]
bc and hc (mm) [27]bc and hc (mm) [27]
if nh ≤ 3, μ = 450 and σ = 50if nh ≤ 3, μ = 600 and σ = 216
if nh = 4, μ = 490 and σ = 147if nh = 4, μ = 710 and σ = 198
if nh = 5, μ = 650 and σ = 195if nh = 5, μ = 740 and σ = 266
if nh ≥ 6, μ = 700 and σ = 196if nh ≥ 6, μ = 850 and σ = 357