PURPOSE: To improve the finishing performance with a simple structure by arranging a vibrating plate and a vibrating thick material on the front of a vehicle body through a holding frame, and making the height and inclination of the holding frame adjustable.

CONSTITUTION: A holding frame 20 is supported in the front of the chassis 12 of a road surface finishing machine, and two side vibrating thick plates 22 and a central vibrating plate 24 are arranged on the inside thereof. A spreader shovel 30 is arranged in the front of them through a head 36 guided and supported in such a manner as to be horizontally movable along a pipe 34. According to this, the vibrating plates 24 can highly compact a road surface, so that the following traveling vehicle never breaks the foundation.