Ultimate Seismic Resistance Capacity for Long Span Lattice Structures under Vertical Ground Motions

Table 5

Previous results of lattice arch and double layer cylindrical lattice roof [10].

Model	Safety factor  𝜈	𝑠𝑉GY/𝑠𝑉LE	𝑉GY/𝑉LE			Rise amount 𝑏 from 𝑦=𝑥			𝑠𝑊𝑒/𝑠𝑊𝑝	𝛼
			BCJ-L2	KOBE	TAFT	BCJ-L2	KOBE	TAFT
Plane lattice arch
P1	9.68	1.74	1.82	1.89	—	0.08	0.15	—	0.01	3.0
		1.99	2.80	2.64	—	0.80	0.65	—	0.01	6.0
P2	10.51	1.29	1.48	1.55	—	0.19	0.27	—	0.07	3.0
		1.58	2.01	1.78	—	0.44	0.21	—	0.02	6.0
PR1	5.17	1.28	1.33	1.47	—	0.06	0.19	—	0.03	3.0
		1.58	1.61	1.73	—	0.04	0.15	—	0.01	6.0
PR2	3.56	2.08	2.07	2.71	—	−0.01	0.63	—	0.29	3.0
		3.05	2.93	3.85	—	−0.12	0.81	—	0.14	6.0
Double-layer lattice roof
SSR1	6.34	1.51	2.61	2.46	2.49	1.10	0.95	0.98	0.13	3.0
		1.97	3.08	2.65	3.36	1.11	0.68	1.39	0.05	6.0
SSR2	6.99	1.42	2.65	2.21	2.11	1.23	0.79	0.70	0.10	3.0
		1.82	2.65	2.42	2.29	0.83	0.60	0.47	0.04	6.0