Roadbed for permafrost region

The utility model relates to a roadbed used in permafrost regions, which comprises a roadbed main body, the roadbed main body comprises a heat insulation layer, the heat insulation layer comprises a first foam light soil heat insulation layer and a second foam light soil heat insulation layer, the f...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHEN ZHONGCHAO, CHEN JUNAN, WU SISI, TANG WENGUANG, LIU WEIDONG, SHEN LI, PENG YONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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