Title:
ROADBED MATERIAL
Document Type and Number:
Japanese Patent JP2003049401
Kind Code:
A
Abstract:
To provide a low-cost roadbed material without any construction problem, making the most use of coal ash which is industrial waste and suppressing crack initiation even in the weak ground.
This roadbed material is produced by using fly ash, clinker ash and a granular hard material as aggregate and using cement as a binding material.
Inventors:
SHINOHARA HISAO
KATAYAMA KOICHI
KATAYAMA KOICHI
Application Number:
JP2001236734A
Publication Date:
February 21, 2003
Filing Date:
August 03, 2001
Export Citation:
Assignee:
FUKUI PREFECTURE
HOKURIKU ELECTRIC POWER
HOKURIKU ELECTRIC POWER
International Classes:
E01C3/02; C04B18/08; C04B18/10; C04B28/02; (IPC1-7): E01C3/02; C04B18/08; C04B18/10
Attorney, Agent or Firm:
Nobumichi Miyata
Previous Patent: IMPERVIOUS HEAT-RESERVING BOARD
Next Patent: SURFACE TREATMENT METHOD FOR WATER PERMEABLE CONCRETE
Next Patent: SURFACE TREATMENT METHOD FOR WATER PERMEABLE CONCRETE