Axial pullout behavior of buried medium-density polyethylene gas distribution pipes

A Reza, AS Dhar - International Journal of Geomechanics, 2021 - ascelibrary.org
This paper presents an experimental investigation into the axial pullout behavior of buried
medium-density polyethylene (MDPE) pipes under various pulling rates. Tests were …

Lateral ground movement effects near a joint of MDPE gas distribution pipes

T Sinha, AS Dhar - Canadian Geotechnical Journal, 2023 - cdnsciencepub.com
Buried medium-density polyethylene (MDPE) pipes are widely used for gas distribution
systems in Canada and worldwide. When exposed to geotechnical hazards such as ground …

An experimental and numerical investigation of pullout behavior of ductile iron water pipes buried in sand

P Murugathasan, AS Dhar… - Canadian Journal of …, 2021 - cdnsciencepub.com
Buried pipelines, used for transporting liquid and gas, are often subjected to axial pulling
forces due to seasonal temperature changes and (or) relative ground movements. The axial …

Finite-Element modelling of axial movements of polyethylene pipes in dense sand

A Reza, AS Dhar - Transportation Geotechnics, 2024 - Elsevier
The current design guidelines (eg, ALA 2005) have been reported to underpredict the axial
pullout resistance measured in laboratory and field tests for pipes buried in dense sand. The …

[HTML][HTML] Beam-on-spring modeling of buried MDPE pipes in sand subjected to lateral loads at a pipe junction

T Sinha, AS Dhar - Journal of Pipeline Science and Engineering, 2023 - Elsevier
Buried pipelines in landslide areas may experience excessive stresses or strains that
depend on a complex soil-pipe interaction. The simplified beam-on-spring analysis is …

Strain assessment of polyethylene pipes in dense sand subjected to axial displacement

A Reza, AS Dhar, M Rahman - Geosynthetics International, 2023 - icevirtuallibrary.com
Buried polyethylene pipes used in gas distribution systems can experience excessive wall
strain when exposed to ground movement that can affect the performance of the pipes in …

Three-Dimensional Finite-Element Modeling of Polyethylene Pipes in Dense Sand Subjected to a Lateral Force

S Anzum, AS Dhar - Journal of Pipeline Systems Engineering and …, 2024 - ascelibrary.org
Buried medium-density polyethylene pipes are conveniently used in gas distribution
systems, particularly in areas subjected to ground movements, due to their flexible property …

Effects of Axial Relative Ground Movement on Small Diameter Polyethylene Pi** in Loose Sand

A Reza, AS Dhar - Infrastructures, 2021 - mdpi.com
Small diameter (42 mm) medium density polyethylene (MDPE) pipes are widely used in the
gas distribution system in Canada and other countries. They are sometimes exposed to …

A numerical investigation on the axial pullout tests of buried pipes

A Salami - 2022 - research.library.mun.ca
Pipelines may unavoidably be routed through areas susceptible to ground movement. The
reliability of pipelines comes into question during events of ground movements due to …

[PDF][PDF] Behavior of a branched buried MDPE gas distribution pipe under axial ground movement

S Chakraborty, AS Dhar, M Talesnick… - Proceedings of the …, 2020 - researchgate.net
Medium density polyethylene pipes (MDPE) are widely used for gas distribution systems in
Canada and worldwide. These pipes are often exposed to relative ground movements …