Measurement and Analysis of Settlement Induced by Rectangular Pipe Jacking in Silt Stratum

Table 1

Technical parameters of the rectangular pipe jacking machine.

Serial number	Content	Parameters
1	Strata	Clay, sandy soil, and silty clay
2	Shape	5520 mm × 9120 mm
3	Form of the cutter head	Whole section cutting
4	Deviation adjustment angle	Horizontal: ±1.3°, vertical: ±2.3°
5	Cutter head speed	0∼1.58 rpm
6	Screw speed	0∼6 rpm
7	Excavated volume	60 m^3/h