Table 1 The cross-sectional dimensions and physical–mechanical performance parameters of the support structure.

From: Sensitivity analysis of counterweight double-row pile deformation to weak stratum parameters

Name

Material

Section dimensions/mm

Elastic modulus/GPa

Poisson’s ratio

Front (back) row of piles

C30

Ï• 1200

30

0.2

Crown beam

C30

1600 × 1000

30

0.2

Waist beam

C30

1200 × 1000

30

0.2

L-shaped weighing table horizontal plate

C30

4800 × 500

30

0.2

L-shaped counterweight retaining plate

C30

2300 × 300

30

0.2