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

Table 8

Parameters of the cost functions associated with the soft criteria.

Criterion	Cost factors , (15)		Parameter	Values
	Scenario 1	Scenario 2		Scenario 1	Scenario 2
Interference with obstacles	1	1	Severity values, (19)
			Level 0 (green)	0.2
			Level 1 (yellow)	0.5
Declivity	5	1	, (20)	5°	8°
Attractor	- -	1	Radii of the three attractor groups (), (21)	- -	2000 m/3000 m/4000 m