Pipe - Web Apps for Engineers

Web Apps for Engineers

The author shall not be liable for any direct, consequential or incidental damages arising out of the use of this program. The entire risk as to the quality, performance and application of the program lies with the user. This page was established and is maintained by Professor Susan Gourvenec, University of Southampton, as a teaching tool and to assist research dissemination. susan.gourvenec@southampton.ac.uk

Water depth	m
Significant wave height	m
Peak time period	s
Steady current velocity	m/s
Pipeline outer diameter	m
Pipeline submerged weight	kN/m

Friction coefficient	–
Safety factor	–
Lateral displacement	D (pipe diameter)

Friction coefficient:
Sand seabed	0.6
Clay seabed	0.2

Safety factor:
Conservativeness	Low	Normal	High
Sand and rock	0.95	1.50	2.16
Clay	0.95	1.56	2.31

Input

Calculation Parameters

Stability Criterion

Data

Recommended values from DNV-RP-F109

Friction coefficient:

Safety factor:

Output