High controller of belgium's road sign

The utility model provides a high controller of belgium's road sign, include: firm frame, benchmark roof beam, cross measure chi spacer, dipperstick, transverse orientation line, left guide rail and right guide rail, at the place ahead fixed mounting benchmark roof beam of firm frame, the benchmark roof beam transversely sets up, and is perpendicular with the road direction of advance, at a plurality of cross measure chi spacers of the anterior equidistant parallel arrangement of benchmark roof beam, wherein, cross measure chi spacer is the same with the road direction of advance, seted up the mounting hole on the top of every cross measure chi spacer, a dipperstick that corresponds sets up perpendicularly, and its bottom is passed the mounting hole and is contacted with the top surface of being surveyed stone, and, the height -adjustable festival of dipperstick to measure the elevation of being surveyed stone. The advantage does: the efficiency of proving ground billy's time channel construction precision qu