Research Article

Pasternak Model-Based Tunnel Segment Uplift Model of Subway Shield Tunnel during Construction

Table 2

The design parameters of segments.

ParametersValues

External diameter of tunnel, D6200 mm
Thickness of segment, t350 mm
Width of segment, L1200 mm
Connecting format of segmentsM30 (16 in circular seam, 12 in longitudinal joint)
Strength of concreteC50