The utility model relates to a structure is widened to mountain tour pavement, including the pavement, this structure still includes retaining wall, open drain, the plank road of encorbelmenting, piping lane and stainless steel railing, the retaining wall is construct in pavement backer body one side, construct the open drain between retaining wall and the massif, the plank road of encorbelmentingis construct in the pavement outside, the plank road of should encorbelmenting adoption concrete structure, it is equipped with the piping lane to encorbelment the plank road lower part, is equippedwith forceful electric power, light current and feed pipe in this piping lane, the plank road upper portion outside of encorbelmenting is located to the stainless steel railing. The utility model discloses make full use of has the pavement structure now, and equipment piping lane, retaining wall, the concrete road surface etc. Of permeating water are add to the unsettled landing stage of enlargement, for modernization restructuring and the visitor of tourism pavement has a rest, the condition has been created to safety.