Analysis of Longitudinal Mechanical Properties of Buried Suspended Pipeline Resisting Collapse

Table 2

Calculated vertical displacements.

Width of the soil cave (m)	Test results, Y0 (mm)	Winkler model, Y1 (mm)	Pasternak model, Y2 (mm)
0.8	17.9	16.4	22.8
1.0	49.7	29.1	43.2
1.2	79.4	48.7	73.9