The front arch beams (11) and the rear arch beams (21) are all arched beams.

Preferably, the at least one pillow includes a pneumatic insole (25) formed of a rear upright arch (28) and a forward downward arch (30).

The front longitudinal beams (10) are spaced apart from the rear longitudinal beams (20), and the front arch beams (11) are spaced at a distance from the adjacent rear arch beams (21) at the front.

An ignition and combustion-supporting hole (27f) is located on the back arch.

The rear and front arches each contain a respective fluid pillow, such that during walking, the rear arch is flattened, and the front arch is bent, thereby driving fluid out of the respective pillows.

One end of the front moving jacks (3) is connected to the front arch frame (1) and the other end of the front moving jacks (3) is connected to the rear arch frame (2).

Disclosed is a self-moving tunnel support canopy, comprising a front arch frame (1), a rear arch frame (2), front moving jacks (3) and support jacks (4).

A foil (31) extending along the bowpeak below the water line and spaced forwardly thereof to streamline the flow passing the bow to thereby decrease spray and turbulence.

An arch support is attached to the rear surface of the foot arch portion.

The front arch beams (11) and the rear arch beams (21) are all arched beams.

Preferably, the at least one pillow includes a pneumatic insole (25) formed of a rear upright arch (28) and a forward downward arch (30).

The front longitudinal beams (10) are spaced apart from the rear longitudinal beams (20), and the front arch beams (11) are spaced at a distance from the adjacent rear arch beams (21) at the front.

An ignition and combustion-supporting hole (27f) is located on the back arch.

The rear and front arches each contain a respective fluid pillow, such that during walking, the rear arch is flattened, and the front arch is bent, thereby driving fluid out of the respective pillows.

Before him was the wide staircase, made of heavy, dark wood ornately turned.