CRUSHED BALLAST WITH IMPROVED DURABILITY AND RESISTANCE TO FRAGMENTATION AND METHOD FOR PRODUCING SAME

摘要

The invention is applicable to rail infrastructures consisting of aggregates with a particle size distribution of between 25 mm and 100 mm, individually covered with a first solidified polymer layer (2) comprising an incorporated granular elastomer material (3) with granules smaller than 4 mm, preferably smaller than 2 mm, and optionally having a second covering polymer layer (4).