Kyushu University Academic Staff Educational and Research Activities Database
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Yasutaka SAGAWA Last modified date:2019.06.20

Associate Professor / Civil design and materials
Faculty of Engineering

Graduate School
Undergraduate School

Concrete Laboratory of Kyushu University .
Civil Engineering Program, School of Engineering, Kyushu University .
Promotion Institute for Everyone on Civil Engineering .
Academic Degree
Doctor of Engineering
Country of degree conferring institution (Overseas)
Field of Specialization
Construction Materials, Concrete Engineering
Total Priod of education and research career in the foreign country
Outline Activities

1. Recycling of industrial waste for materials of concrete
2. Reduction of cracks of lining concrete
2. Estimation of concrete structures by microstructure
3. Utilization of precast concrete members

1. Design of Reinforced Concrete

2. Civil and Environmental Engineering Laboratory 1
(1) Concrete Mixing

3. Civil and Environmental Engineering Laboratory 3
(1) Nondestructive testing of concrete
Research Interests
  • Geopolymer
    keyword : Geopolymer, Fly ash
  • Acceleration method for prevention of ASR in concrete structures
    keyword : Alkali Silica Reaction, ASR, Prevention, Reactive aggregate, Concrete prism, Alkali
  • Application geopolymer for construction material
    keyword : Geopolymer, Fly ash
  • Thermal Cracking of Concrete Structures
    keyword : Thermal Cracking
  • Utilization of unused slag by-products for concrete aggregate
    keyword : Unused slag, by-products, aggregate
  • Durability of the end of girder bridge
    keyword : Concrete bridge, Salt damage, The end of girder, Deicing salt
  • Development of Large-scale Precast Concrete Skew Box Culvert with Looped Joint Connection
    keyword : Precast concrete, Looped joint connection, Skew, Half precast construction method, Box culvert, Segment
  • Strength and durability of concrete with recycled aggregate
    keyword : Recycle, Waste, Recycled aggregate, Recycled concrete, Durability, Adhered mortar
    2001.04~2017.03A study on strength and durability of concrete used recylced aggregate.
  • Chloride Ion Permeability of High-Strength Concrete Mixed with Ground Granulated Blast-Furnace Slag
    keyword : Ground Granulated Blast-Furnace Slag, Slat Damage, Chloride Ion Permeability, Diffusion Coefficient, Electrical Conductivity Test
  • Behavior Analysis of Concrete under Loading and Deteriorating by Digital Image Correlation Method
    keyword : Digital Image Correlation Method (DICM), Strain, Deterioration, Maintenance
  • Effective use of blast-furnace slag and fly ash for concrete material
    keyword : Blast-furnace slag fine aggregate, fly ash
Academic Activities
1. Tamon UEDA, et al., 土木学会コンクリート標準示方書[施工編]英文版 Standard Specifications for Concrete Structures -2007- "Materials and Construction"(分担執筆), 土木学会, JSCE Guidelines No.16, December, 2010, 2011.06.
1. Performance Base Design and Maintenance Scenario with ASR Control.
1. Yasutaka SAGAWA, Shu OTA, Koji HARADA, Takeyoshi NISHIZAKI, Hiroki GODA, Utilization of Fly Ash with Higher Loss on Ignition for Geopolymer Mortar, Advanced Materials Research, 10.4028/, 1129, 614-620, 2015.08.
2. Yasutaka SAGAWA, Kazuo YAMADA, Shoichi OGAWA, Yuichiro KAWABATA, Masahiro OSAKO, The Effect on Expansion of Wrapping Concrete Prisms with Cloth Saturated with Alkali Hydroxide, Proceeding of 27th Biennial National Conference of the Concrete Institute of Australia in conjunction with the 69th RILEM Week, 822-831, 2015.08.
Membership in Academic Society
  • Japan Society of Civil Engineers
  • Japan Concrete Institute
  • Japan Prestressed Concrete Engineering Association
  • Kyushu Association for Bridge and Structural Engineering
Educational Activities
1. Mechanics and Design of Reinforced Concrete (Undergraduate)

2. Civil and Environmental Laboratory (Undergraduate)

3. Advanced Concrete Technology (Graduate)

4. Highway Engineering (Graduate)

5. Presentation Exercise (Graduate)
Other Educational Activities
  • 2014.03.
  • 2011.01.