The utility model discloses a watering lorry is used to construction site, this building site watering lorry includes frame and connecting pipe, two wheels of frame bottom installation, frame the back -end is equipped with the frame handrail, be fixed with the water tank on the frame, the top middle part of water tank is equipped with the water inlet, the connecting pipe is the bottom in the water tank is stretched into to the water tank front lower place, still including being equipped with the sprinkler pipe through connecting pipe transverse connection, first sprinkler pipe one end is connected to first watering pipe end, second sprinkler pipe one end is connected to the sprinkler pipe other end, the first sprinkler pipe other end is closed state, first sprinkler pipe stretches into bottom in one side of water tank through first connecting pipe, the second sprinkler pipe other end is closed state, and the second sprinkler pipe stretches into bottom in the opposite side of water tank through the second connecting pipe, all open several water sprinkling hole on sprinkler pipe, first sprinkler pipe and second sprinkler pipe. This structural design is equitable, the use is nimble, and the dust fall is better, has strengthened and has sprayed the area, has also lightened staff's intensity of labour when effectively having improved work efficiency.