The configuration of piggyback pipeline and its local scour.

Numerical Modeling of Local Scour below a Piggyback Pipeline in Currents, Journal of Hydraulic Engineering

Investigation on scour scale of piggyback pipeline under wave conditions - ScienceDirect

Numerical Modeling of Local Scour below a Piggyback Pipeline in Currents, Journal of Hydraulic Engineering

The configuration of piggyback pipeline and its local scour.

Full article: Study on dynamic slope angle of sandy seabed around the submarine piggyback pipeline in steady flow

Numerical investigation of the influence of the small pipeline on local scour morphology around the piggyback pipeline - ScienceDirect

Experimental study on local scour and onset of VIV of a pipeline on a silty seabed under steady currents - ScienceDirect

Numerical Modeling of Local Scour below a Piggyback Pipeline in Currents, Journal of Hydraulic Engineering

JMSE, Free Full-Text

Experimental Investigation of Scouring around Piggyback Pipelines in Different Arrangements

Numerical Modeling of Local Scour below a Piggyback Pipeline in Currents, Journal of Hydraulic Engineering

Effects of spoiler and piggyback on local scour under single and twin submerged pipes - ScienceDirect

JMSE, Free Full-Text

JMSE, Free Full-Text

Investigation on scour protection of submarine piggyback pipeline - ScienceDirect