id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
app01-9503	Svoboda, Richard; Hubáčková, Dana; Valehrach, Jan	Recycled materials for sublayers	2023	6	.pdf	application/pdf	2439	168	57	The following were subsequently selected as suitable and available recyclates for the base layers of the railway substructure: • waste material from ballast cleaning; • recycled concrete; • recycled asphalt. In the introduction, it summarizes the requirements for bearing layers of railway substructure and recycling of waste construction materials.	cache/app01-9503.pdf	txt/app01-9503.txt