The invention discloses a concrete pavement cutting machine for construction, comprising a handle, an inclined support rod, a water tank, a conduit, an engine, a transmission belt, a transmission wheel, a grinding wheel, a connecting plate, an outrigger rod, a positioning roller, a hinge support, a spring tube, Loading plate, wheel, rotating shaft, copper coil and magnet, the handle is connected to the water tank through an oblique support rod, the lower side of the water tank is welded with a conduit, the inner side of the conduit is provided with an engine, and the engine is connected to the transmission through a transmission belt The wheel is connected, the transmission wheel is welded with the grinding wheel, the back side of the grinding wheel is provided with a connecting plate, and the connecting plate is connected with the positioning roller through the outrigger rod. The equipment adopts frame structure, simple structure design, strong integrity, easy to move construction, cast iron skeleton, safe and durable, using grinding wheel as cutting blade, fast cutting speed, self-contained water supply tank, cutting without dust, is a set of excellent performance construction concrete pavement cutter.