Title:
BRIDGE WEB MEMBER AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2017095931
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a bridge web member composed of material having high compression strength.SOLUTION: A bridge web member 3 has a cured body of a cement composition that has cement, silica fume with a BET specific surface of 15-25 m/g, inorganic powder with a 50% volume cumulative particle diameter of 0.8-5 μm, aggregate with a maximum particle diameter of 1.2 mm or less, high-performance water-reducing agent, antifoaming agent and water, and in 100 vol.% of the total content of cement, silica fume and inorganic powder, the percentage of cement is 55-65 vol.%, the percentage of silica fume is 5-25 vol.%, and the percentage of inorganic powder is 15-35 vol.%.SELECTED DRAWING: Figure 1
Inventors:
HYODO HIKOTSUGU
Application Number:
JP2015227660A
Publication Date:
June 01, 2017
Filing Date:
November 20, 2015
Export Citation:
Assignee:
TAIHEIYO CEMENT CORP
International Classes:
E01D1/00; B28B11/24; C04B7/02; C04B14/06; C04B14/48; C04B20/00; C04B22/06; C04B28/02; C04B40/02; E01D2/00
Domestic Patent References:
| JP2005023613A | 2005-01-27 | |||
| JP2014088294A | 2014-05-15 | |||
| JP2002338324A | 2002-11-27 | |||
| JP2013014447A | 2013-01-24 |
Foreign References:
| WO2005052260A1 | 2005-06-09 |
Attorney, Agent or Firm:
Naoyuki Koda
Shuichi Kitamura
Toshiya Murachi
Shuichi Kitamura
Toshiya Murachi