Effect of the Bracing System on the Probability of Collapse of Steel Structures under Maximum Credible Earthquake

Table 6

Sections obtained for different structural members in frames with concentric bracing.

Floor	Column	Beam	Brace
OBF-5
1 to 5	BOX 450 ∗ 450 ∗ 20	IPE 330	TUBO 200 ∗ 200 ∗ 20
SBF-5
1 to 5	BOX 450 ∗ 450 ∗ 30	IPE 330	TUBO 180 ∗ 180 ∗ 20
SBF-10
1 to 5	BOX 450 ∗ 450 ∗ 25	IPE 450	TUBO 180 ∗ 180 ∗ 20
6 to 10	BOX 400 ∗ 400 ∗ 25	IPE 360	TUBO 180 ∗ 180 ∗ 20