Optimal Design of Submarine Pipelines by a Genetic Algorithm with Embedded On-Bottom Stability Criteria

Table 11

Near bottom current velocities (m/s).

Direction	All scenarios		Scenario 2
	Current 1		Current 2		Current 3		Current 4
	10-yr	100-yr	10-yr	100-yr	10-yr	100-yr	10-yr	100-yr
N	0.54	0.65	1.45	1.92	0.57	0.71	0.36	0.45
NE	0.75	0.96	1.13	1.43	0.52	0.63	0.44	0.56
E	0.62	0.74	1.51	2.06	0.52	0.65	0.39	0.5
SE	0.65	0.77	1.6	2.03	0.5	0.64	0.29	0.4
S	0.96	1.18	1.05	1.2	0.57	0.74	0.31	0.41
SW	1.09	1.41	0.76	0.85	0.48	0.62	0.34	0.45
W	0.63	0.75	0.92	1.08	0.38	0.47	0.56	0.77
NW	0.55	0.61	1.11	1.37	0.41	0.5	0.42	0.54