The utility model discloses a roof cutting stays lane complete set to strut equipment, including and staying lane face -end support and stay lane roof cutting support, stay lane face -end support and cargo airplane to link to each other, stay lane roof cutting support along staying the old pool in lane side edge arrangement, this roof cutting stays lane complete sets's the scope of strutting to be apart from 30 meters ribs. The support pattern staying lane face -end support and stay lane roof cutting support is for supporting the shielding formula, and the base of support adopts whole form, the back timber adopt about the components of a whole that can function independently form be equipped with regulation jack, the sloping and the connecting rod adoption components of a whole that can function independently form of support about, between the back timber. The old pool side of staying lane face -end support is equipped with floodwater drainage and nets laying device immediately, and the device is transferred at the bottom of being equipped with big stroke to the opposite side, and floodwater drainage nets laying device immediately and includes adjustable floodwater drainage seat and canopy guard board, stay the totally closed floodwater drainage device of lane roof cutting support, the rear portion tunnel is equipped with monomer pillar or I -steel supporting device. Both had kept the current advantage of strutting the method, had avoided its shortcoming again simultaneously, be a strong adaptability, roof cutting dynamic height, can repeat many times application, easy operation, connecing nature is good, just has the mode of strutting of the ability of initiatively strutting.