Portal crane rail foundation structure

The utility model discloses a portal crane rail foundation structure, including lifting by crane rail foundation and empty wagon rail foundation, lift by crane rail foundation by lower supreme A first substrate layer, a backfill layer, expansion basal layer and the subgrade box of including in prope...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CUI XIAOQIANG, HU DONGZHENG, FANG SIQIAN, ZHU JUNTAO, WU XINGDI, ZHOU JI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS MACHINES FOR MAKING RAILWAYS OF ALL KINDS PERMANENT WAY PERMANENT-WAY TOOLS
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