YOSHITAKE Isamu

J-GLOBAL         Last updated: Sep 15, 2019 at 06:30
 
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Name
YOSHITAKE Isamu
E-mail
yositakeyamaguchi-u.ac.jp
URL
http://www.concrete.civil.yamaguchi-u.ac.jp/
Affiliation
Yamaguchi University
Section
Civil Infrastructure Engineering Graduate School of Science and Engineering Systems Design and Engineering(Engineering) Graduate School of Science and Engineering(Engineering) YAMAGUCHI UNIVERSITY
Job title
Associate Professor
Degree
Doctor (Engineering)(Yamaguchi University), Master(Engineering)(Yamaguchi University)
Research funding number
10335771
ORCID ID
0000-0002-6370-4836

Academic & Professional Experience

 
Apr 2001
 - 
Mar 2004
Research Associate, Faculty of Engineering, YAMAGUCHI UNIVERSITY
 
Apr 2004
 - 
Mar 2005
Lecturer, Faculty of Engineering, YAMAGUCHI UNIVERSITY
 
Apr 2005
 - 
Mar 2006
Associate Professor, Faculty of Engineering, YAMAGUCHI UNIVERSITY
 
Apr 2006
 - 
Mar 2007
Associate Professor, Graduate School of Science and Engineering (Engineering), YAMAGUCHI UNIVERSITY
 
Apr 2007
 - 
Mar 2016
Associate Professor, Graduate School of Science and Engineering (Engineering), YAMAGUCHI UNIVERSITY
 
Apr 2016
 - 
Today
Associate Professor, Graduate School of Sciences and Technology for Innovation (Engineering), YAMAGUCHI UNIVERSITY
 

Education

 
Apr 1992
 - 
Mar 1996
Department of Civil and Environmental Engineering, Faculty of Engineering, YAMAGUCHI UNIVERSITY
 
Apr 1996
 - 
Mar 1998
Department of Civil and Environmental Engineering, Graduate School of Engineering, YAMAGUCHI UNIVERSITY
 
Apr 1998
 - 
Mar 2000
Systems Design and Engineering, Graduate School of Science and Engineering, YAMAGUCHI UNIVERSITY
 

Committee Memberships

 
Jul 2018
 - 
Today
International Institute for FRP in Construction  Council Member
 
Jan 2018
 - 
Today
Bridge Engineering Institute  Vice-President
 

Published Papers

 
Mechanical Properties of Fly Ash Concrete at Early Age for Predicting Thermal Stress of Bridge Pier and Abutment
Yoichi MIMURA, Vanissorn VIMONSATIT, Itaru HORIGUCHI, Isamu YOSHITAKE
Proceedings of BEI-2019   214-217   Sep 2019   [Refereed]
High-Strength Grouting Materials for the Internal Prestressing System Using a Hollow-Type Tendon
Takafumi MIHARA, Ryosuke ANAMI, Takashi YAMANE, Isamu YOSHITAKE
Proceedings of BEI-2019   233-236   Sep 2019   [Refereed]
Cyclic Loading Test of Flexural RC Member Embedding Bond-Improved High Modulus CFRP Rods
Hiroaki HASEGAWA, Yoshiki ONARI, Kodai SHIMOSE, Isamu YOSHITAKE
Proceedings of BEI-2019   478-482   Sep 2019   [Refereed]
Quality Evaluation for Fly-ash Based on the Table Flow Test of Fly-ash Paste
NISHIHARA Tamami, TSUKUDA Katsuji, NISHIURA Jun, YOSHITAKE Isamu
Proceedings of the Japan Concrete Institute   41(1) 1043-1048   Jul 2019   [Refereed]
Visible Test on Bughohe Generation of Fluidity Concretes for Tunnel Lining
Isamu YOSHITAKE, Masahiro HIEDA, Kenta OKAMOTO, Tomoyuki MAEDA
Proceedings of ISEC-10      May 2019   [Refereed]
Strength Properties of Durable Concrete Mixed with Various Alternative Cementitious Materials
Isamu YOSHITAKE, Shun INOUE, Keisuke MIYAMOTO, Koichiro YAMATO
Proceedings of ISEC-10      May 2019   [Refereed]
Tensile Creep of Fly Ash Concrete at Early Age Considering the Young's Modulus Development
Yoichi MIMURA, Vanissorn VIMONSATIT, Yuki WATANABE, Itaru HORIGUCHI, Isamu YOSHITAKE
Proceedings of ASEA-SEC-4      Dec 2018   [Refereed]
Experimental Study on Compressive Young’s Moduli and Tensile Young’s Modulus of Fly Ash Concrete
Yoichi MIMURA, Vanissorn VIMONSATIT, Yuki WATANABE, Itaru HORIGUCHI, Isamu YOSHITAKE
Proceedings of ASEA-SEC-4      Dec 2018   [Refereed]
Tensile Creep Behavior Considering Young's Modulus Development of Fly Ash Concrete at Early Age
Yuki WATANABE, Yoichi MIMURA, Vanissorn VIMONSATIT, Isamu YOSHITAKE, Itaru HORIGUCHI
Proceedings of 4th International Conference on Science (SEE), Engineering & Environment   568-573   Nov 2018   [Refereed]
Field Test of Wide-Range-Ultrasonic Testing (WUT) to Detect Incomplete Grout in Post-Tensioned Prestressed Concrete Bridges
Kuniharu FUKUSHIMA, Kimihiko AMAYA, Takanori KINOSHITA, Mikio HARA, Koji YAMADA, Isamu YOSHITAKE
Proceedings of the 5th fib Congress 2018      Oct 2018   [Refereed]
Experimental Investigation on High-Strength Mortar Grout for an Internal Strengthening System with Post-Tensioning Tendons
Takafumi MIHARA, Isamu YOSHITAKE, Ryosuke ANAMI, Naoyuki TSUMURA, Vanissorn VIMONSATIT
Proceedings of the 5th fib Congress 2018      Oct 2018   [Refereed]
Corrosion mitigation of CFRP-steel interface with sacrificial anodes
Yail J. KIM, Yufei CHAI, Isamu YOSHITAKE
Composite Interfaces      Sep 2018   [Refereed]
Improvement of Mechanical Shear Resistance of High Modulus CFRP Rod with GFRP Ribs
Hiroaki HASEGAWA, Nobuhiro HISABE, Yoshiki ONARI, Isamu YOSHITAKE
Proceedings of the 9th International Conference on FRP Composites in Civil Engineering      Jul 2018   [Refereed]
Simplified Assessment of Polishing Abrasion of Concrete Pavement
Hirotaka TANAKA, Isamu YOSHITAKE, Ryutaro ONISHI, Koichiro YAMATO
Proceedings of the Japan Concrete Institute   40(1) 1323-1328   Jul 2018   [Refereed]
Practical Application of Prefabricated Steel Bar Meshes for Continuously Reinforced Concrete Pavement
Norinobu KATAYAMA, Kazuhiko FUJISAKI, Takanori TSUTSUI, Hiroaki MATSUDA, Isamu YOSHITAKE
Proceedings of the 13th International Symposium on Concrete Roads      Jun 2018   [Refereed]
Isamu YOSHITAKE, Tomoyuki MAEDA, Masahiro HIEDA
Case Studies in Construction Materials   8 116-130   Jun 2018   [Refereed]
Yoichi MIMURA, Vanissorn VIMONSATIT, Isamu YOSHITAKE
International Journal of GEOMATE   14(43) 91-97   Mar 2018   [Refereed]
A steel-concrete composite structure needs generally mechanical shear connectors such as headed studs to ensure efficient load resistances. As an alternative to shear studs, a type of cementitious adhesives has been developed to connect a steel-co...
Durability of Concrete with Bugholes Subjected to Combined Degradation of Freeze-Thaw and Chloride-Attack
Liangjun HU, Masahiro HIEDA, Huatao HUANG, Tomoyuki MAEDA, Isamu YOSHITAKE
Proceeding of International Conference on Durability of Building and Infrastructures      Jan 2018
Water and air bubbles frequently appear on concrete sidewalls in tunnel linings because the sidewalls are generally constructed with a negative angle. Bugholes on tunnel lining concrete are considered as a potential durability problem as well as a...
Muhammad RIDWAN, Isamu YOSHITAKE, Ayman Y. NASSIF
Construction and Building Materials   152 24-38   Oct 2017   [Refereed]
The truss method is rarely used to analyze a masonry wall, especially a masonry wall under a load in the out-of-plane direction. The present study proposes a model called the fictitious truss method (FTM) to determine the ability of masonry struct...
Practical Application of the Internal Strengthening System Using Post-Tensioning Tendons and Investigation of Grouting Materials in the Internal Anchorage
Takafumi MIHARA, Tatsuhiko MIMOTO, Yoshirou KURATOMI, Masahiro ABUKAWA, Isamu YOSHITAKE
Proceedings of the Concrete Structure Scenarios, JSMS   17 587-592   Oct 2017   [Refereed]

Misc

 
Toshikatsu ONISHI, Isamu YOSHITAKE
Concrete Journal   51(5) 424-427   May 2013

Books etc

 
Proceedings BEI-2019
Yail J. KIM, Isamu YOSHITAKE, Vanissorn VIMONSATIT, Xuhui HE, Yongcheng JI (Part:Joint Editor)
Bridge Engineering Institute   Sep 2019   ISBN:978-1-7340386-0-6
SP-331: Durability of Concrete Structures Incorporating Conventional and Advanced Materials
Yail J. Kim, Isamu Yoshitake, Mark F. Green (Part:Joint Editor)
American Concrete Institute   Mar 2019   
SP-304 Sustainable performance of concrete bridges and elements subjected to aggressive environments: monitoring, evaluation, and rehabilitation
Yail J. Kim, Baolin Wan, Isamu Yoshitake (Part:Joint Editor)
American Concrete Institute   Nov 2015   ISBN:978-1-94272-7
Since the major milestones of sustainability, such as the Hannover Principle in 1991 and the Kyoto Protocol in 1997, the concept of sustainability has been broadly adopted by various disciplines. New construction consumes considerable amounts of e...
Durability of Bridge Structures
Isamu YOSHITAKE, Atsushi OGAWA, Yuji FUJIMOTO, Yail Jimmy KIM (Part:Joint Work)
CRC Press   Aug 2013   ISBN:9781138001121

Conference Activities & Talks

 
Concrete Material, Construction and Maintenance for the Population Reduction Society
YOSHITAKE Isamu
International Seminar on Structural Concrete 2019   7 Mar 2019   
Strengthening technique using post-tension tendon with an internal anchorage for RC members [Invited]
YOSHITAKE Isamu
2018 China-US-Japan International Workshop on Bridge Engineering   17 Dec 2018   Central South University
The seminar presents a strengthening system using prestressing tendons embedded into an internal anchorage of concrete member (see Fig.1). The internal anchorage, a wedge-shaped hole, is made by using a special drilling machine. The tip of the hol...
Experimental Study on Compressive Young’s Moduli and Tensile Young’s Modulus of Fly Ash Concrete
Yoichi MIMURA, Vanissorn VIMONSATIT, Yuki WATANABE, Itaru HORIGUCHI, Isamu YOSHITAKE
The Fourth Australasia and South-East Asia Structural Engineering and Construction Conference   4 Dec 2018   
Tensile Creep of Fly Ash Concrete at Early Age Considering the Young's Modulus Development
Yoichi MIMURA, Vanissorn VIMONSATIT, Yuki WATANABE, Itaru HORIGUCHI, Isamu YOSHITAKE
The Fourth Australasia and South-East Asia Structural Engineering and Construction Conference   4 Dec 2018   
Tensile Creep Behavior Considering Young's Modulus Development of Fly Ash Concrete at Early Age
Yuki WATANABE, Yoichi MIMURA, Vanissorn VIMONSATIT, Isamu YOSHITAKE, Itaru HORIGUCHI
The 4th International Conference on Science, Engineering & Environment   14 Nov 2018   
Application of FRP in Civil Engineering [Invited]
YOSHITAKE Isamu
31 Oct 2018   Japan Concrete Institute, Chugoku Branch
Field Test of Wide-Range-Ultrasonic Testing (WUT) to Detect Incomplete Grout in Post-Tensioned Prestressed Concrete Bridges
Kuniharu FUKUSHIMA, Kimihiko AMAYA, Takanori KINOSHITA, Mikio HARA, Koji YAMADA, Isamu YOSHITAKE
The 5th fib Congress 2018   9 Oct 2018   
Experimental Investigation on High-Strength Mortar Grout for an Internal Strengthening System with Post-Tensioning Tendons
Takafumi MIHARA, Isamu YOSHITAKE, Ryosuke ANAMI, Naoyuki TSUMURA, Vanissorn VIMONSATIT
The 5th fib Congress 2018   8 Oct 2018   
Improvement of Mechanical Shear Resistance of High Modulus CFRP Rod with GFRP Ribs
Hiroaki HASEGAWA, Nobuhiro HISABE, Yoshiki ONARI, Isamu YOSHITAKE
The 9th International Conference on FRP Composites in Civil Engineering   18 Jul 2018   
Simplified Assessment of Polishing Abrasion of Concrete Pavement
Hirotaka TANAKA, Isamu YOSHITAKE, Ryutaro ONISHI, Koichiro YAMATO
JCI Annual Convention in Kobe   5 Jul 2018   
Practical Application of Prefabricated Steel Bar Meshes for Continuously Reinforced Concrete Pavement
Norinobu KATAYAMA, Kazuhiko FUJISAKI, Takanori TSUTSUI, Hiroaki MATSUDA, Isamu YOSHITAKE
The 13th International Symposium on Concrete Roads   21 Jun 2018   
Post-tensioned Prestressing Technique for Strengthening [Invited]
YOSHITAKE Isamu
EDIFICE 2018   7 Mar 2018   
Durability of Concrete with Bugholes Subjected to Combined Degradation of Freeze-Thaw and Chloride-Attack
Liangjun HU, Masahiro HIEDA, Huatao HUANG, Tomoyuki MAEDA, Isamu YOSHITAKE
1st International Conference on Durability of Building and Infrastructures (DuraBI) 2018   10 Jan 2018   Curtin University Malaysia
Water and air bubbles frequently appear on concrete sidewalls in tunnel linings because the sidewalls are generally constructed with a negative angle. Bugholes on tunnel lining concrete are considered as a potential durability problem as well as a...
Investigation of Curing Period of Cementitious Adhesive and Performance of Rust Prevention
Yoichi MIMURA, Vanissorn VIMONSATIT, Isamu YOSHITAKE
Third International Conference on Science, Engineering & Environment (SEE)   13 Nov 2017   GEOMATE
A steel-concrete composite structure needs generally mechanical shear connectors such as headed studs to ensure efficient load resistances. As an alternative to shear studs, a type of cementitious adhesives has been developed to connect a steel-co...
Concrete Durability and Strengthening Techniques
YOSHITAKE Isamu
4th Congress UNL-UY-UZ   19 Oct 2017   
Practical application of the internal strengthening system using post-tensioning tendons and investigation of grouting materials in the internal anchorage
Takafumi MIHARA, Tatsuhiko MIMOTO, Yoshirou KURATOMI, Masahiro ABUKAWA, Isamu YOSHITAKE
The 17th JSMS Symposium on Concrete Structure Scenarios   12 Oct 2017   The Society of Materials Science, Japan
Isamu YOSHITAKE, Keisuke MIYAMOTO, Jun MIZUSHIMA, Kurumi YAMAMOTO, Koichiro YAMATO
Ninth International Structural Engineering and Construction Conference   24 Jul 2017   The International Structural Engineering and Construction Society
Mineral admixtures are often mixed in concrete as an alternative cementitious material. The use of powder materials indirectly contributes to mitigation of environmental impact caused from Portland cement production which is a major source of CO2 ...
Kuniharu FUKUSHIMA, Kimihiko AMAYA, Takanori KINOSHITA, Isamu YOSHITAKE
Ninth International Structural Engineering and Construction Conference   24 Jul 2017   International Structural Engineering and Construction Society
Complete grouting of tendon ducts is important for durability of post-tensioned prestressed concrete (PC) bridges. Voids in the ducts may induce failure of PC tendons, possibly causing a reduction in load capacity and collapse of the bridge. The w...
Strength Properties of Concrete Containing 20% Cement-Replacement with Various Powder Materials
Keisuke MIYAMOTO, Jun MIZUSHIMA, Kurumi YAMAMOTO, Koichiro YAMATO, Isamu YOSHITAKE
The Eleventh High Performance concrete (11th HPC) and the Second Concrete Innovation Conference (2nd CIC)   6 Mar 2017   Norwegian Concrete Association
It is well known that some kinds of powder material improve fresh and hardened concrete properties; however comparative researches of the effect of powder are few. The comparative investigations of concrete properties may be useful for mixture des...
Fundamental Properties of Concrete Incorporating a Pozzolanic Admixture of High Durability
Koichiro YAMATO, Takeo ISHIDA, Shunji TSUGO, Noritsugu YAMAJI, Isamu YOSHITAKE
The Eleventh High Performance concrete (11th HPC) and the Second Concrete Innovation Conference (2nd CIC)   6 Mar 2017   Norwegian Concrete Association
Numerous concrete seawalls for tsunami have been constructed after the Great East Japan Earthquake (2011). Such structures require concrete with high durability. It is also necessary to construct highly durable concrete structures for reducing fut...
Strength Properties of Concrete Containing 20% Cement-Replacement with Various Powder Materials
Keisuke MIYAMOTO, Jun MIZUSHIMA, Kurumi YAMAMOTO, Koichiro YAMATO, Isamu YOSHITAKE
The Eleventh High Performance concrete (11th HPC) and the Second Concrete Innovation Conference (2nd CIC)   6 Mar 2017   Norwegian Concrete Association
It is well known that some kinds of powder material improve fresh and hardened concrete properties; however comparative researches of the effect of powder are few. The comparative investigations of concrete properties may be useful for mixture des...
Fundamental Properties of Concrete Incorporating a Pozzolanic Admixture of High Durability
Koichiro YAMATO, Takeo ISHIDA, Shunji TSUGO, Noritsugu YAMAJI, Isamu YOSHITAKE
The Eleventh High Performance concrete (11th HPC) and the Second Concrete Innovation Conference (2nd CIC)   6 Mar 2017   Norwegian Concrete Association
Numerous concrete seawalls for tsunami have been constructed after the Great East Japan Earthquake (2011). Such structures require concrete with high durability. It is also necessary to construct highly durable concrete structures for reducing fut...
Strengthening Effect of a CFRP Rod Having Ribs for a Cantilevered Slab
Yusuke KURODA, Hiroaki HASEGAWA, Nobuhiro HISABE, Isamu YOSHITAKE
6th International Conference on Geotechnique, Construction Materials and Environment   14 Nov 2016   GEOMATE
The near surface mounted (NSM) method using carbon fiber reinforced polymer (CFRP) rod has been used to
strengthen bridge slabs. Bond between concrete and CFRP rod is a concern for strengthening concrete members although the CFRP has superior stru...
Strengthening Effect of a CFRP Rod Having Ribs for a Cantilevered Slab
Yusuke KURODA, Hiroaki HASEGAWA, Nobuhiro HISABE, Isamu YOSHITAKE
6th International Conference on Geotechnique, Construction Materials and Environment   14 Nov 2016   GEOMATE
The near surface mounted (NSM) method using carbon fiber reinforced polymer (CFRP) rod has been used to&0a;strengthen bridge slabs. Bond between concrete and CFRP rod is a concern for strengthening concrete members although the CFRP has superior s...
Experimental Investigation of a Recyclable Fly-Ash Concrete Pavement Having Moderate Slump
Isamu YOSHITAKE, Sunao FUKUMOTO, Takeo ISHIDA, Koichiro YAMATO
11th International Conference on Concrete Pavements   28 Aug 2016   International Society for Concrete Pavements
A high early strength concrete pavement incorporating a high volume of fly ash and a cement-replacement ratio of 0.4 has been developed. The pavement concrete consists of limestone aggregate and powder in addition to these cementitious materials. ...
Flexural Behavior of a Cantilevered RC Slab Strengthened with NSM CFRP Rods
Hiroaki HASEGAWA, Nobuhiro HISABE, Yusuke KURODA, Isamu YOSHITAKE
7th International Conference on Advanced Composite Materials in Bridges and Structures   22 Aug 2016   International Conference on Advanced Composite Materials in Bridges and Structures
The objective of this study is to evaluate cantilevered RC slabs subjected to negative bending moment. The bridge deck slabs are occasionally strengthened with RC overlay methods. The strengthening method increases the dead load of bridge decks, a...
Isamu YOSHITAKE, Takeo ISHIDA, Sunao FUKUMOTO
ISEC-8   23 Nov 2015   The International Structural Engineering and Construction Society (ISEC)
The present study aims to develop a recyclable concrete pavement incorporating fly ash. All aggregates used in the concrete were crushed limestone sand and gravel, so the concrete pavement can be recycled into raw materials for cement production. ...
Sari HARADA, Tomoyuki MAEADA, Masayuki HIRANO, Isamu YOSHITAKE
ISEC-8   23 Nov 2015   The International Structural Engineering and Construction Society (ISEC)
This study focused on bug-holes on sidewalls of tunnel lining concrete. The bug-holes of lining concrete may negatively affect aesthetics and durability of NATM (New Austrian Tunneling Method) tunnels. Most bug-holes appeared on concrete surface a...
Jyunichi HIRAYAMA, Isamu YOSHITAKE, Mamoru INOUE
ISEC-8   23 Nov 2015   The International Structural Engineering and Construction Society (ISEC)
The demand for ready-mixed concrete in Japan has decreased in recent decades because various budgets for civil infrastructure have been reduced. Additionally, a large number of skilled engineers will retire in the near future. The numbers of ready...
Experimental Investigation of an Internal Prestressing System to Strengthen Concrete
Takuya SAKAKI, Tatsuhiko MIMOTO, Isamu YOSHITAKE
The 2015 World Congress on Advances in Civil, Environmental, and Materials Research (ASEM15)   25 Aug 2015   
This study focuses on a new strengthening method for existing concrete members where a post-tension prestressing tendon is embedded into an internal anchorage. A push-out test using full-scale specimens was conducted in a previous study to evaluat...
Experimental Investigation of an Internal Prestressing System to Strengthen Concrete
Takuya SAKAKI, Tatsuhiko MIMOTO, Isamu YOSHITAKE
The 2015 World Congress on Advances in Civil, Environmental, and Materials Research (ASEM15)   25 Aug 2015   
This study focuses on a new strengthening method for existing concrete members where a post-tension prestressing tendon is embedded into an internal anchorage. A push-out test using full-scale specimens was conducted in a previous study to evaluat...
An Internal Prestressing System to Strengthen Existing Concrete Members
Tatsuhiko MIMOTO, Isamu YOSHITAKE, Masaya HARADA, Takuya SAKAKI
IF CRASC   14 May 2015   School of Civil and Industrial Engineering, Sapienza University of Rome
The study presents a new retrofitting system for existing concrete members by using a posttensioning with an internal anchorage. To anchor the prestressing bar into the concrete member, a wedge-shaped hole is prepared by using a special drilling m...
Water Effect on the Fatigue Durability of Cracked Composite Slabs with a Cementitious Adhesive
Isamu YOSHITAKE, Yoshihiro ASADA, Yusuke KURODA, Yasuo WATADA, Yail J. KIM
IF CRASC   14 May 2015   School of Civil and Industrial Engineering, Sapienza University of Rome
Steel-concrete composite slabs for highway bridge decks have remarkable advantages such as safety construction and superior fatigue durability. A composite deck slab using a cementitious adhesive has been developed to simplify the design of shear ...
An Internal Prestressing System to Strengthen Existing Concrete Members
Tatsuhiko MIMOTO, Isamu YOSHITAKE, Masaya HARADA, Takuya SAKAKI
IF CRASC   14 May 2015   School of Civil and Industrial Engineering, Sapienza University of Rome
The study presents a new retrofitting system for existing concrete members by using a posttensioning with an internal anchorage. To anchor the prestressing bar into the concrete member, a wedge-shaped hole is prepared by using a special drilling m...
Water Effect on the Fatigue Durability of Cracked Composite Slabs with a Cementitious Adhesive
Isamu YOSHITAKE, Yoshihiro ASADA, Yusuke KURODA, Yasuo WATADA, Yail J. KIM
IF CRASC   14 May 2015   School of Civil and Industrial Engineering, Sapienza University of Rome
Steel-concrete composite slabs for highway bridge decks have remarkable advantages such as safety construction and superior fatigue durability. A composite deck slab using a cementitious adhesive has been developed to simplify the design of shear ...
Yoshihiro ASADA, Isamu YOSHITAKE, Atsushi OGAWA, Yuji FUJIMOTO
ASEA-SEC-2   3 Nov 2014   The International Structural Engineering and Construction Society (ISEC)
Steel-concrete composite slabs have been used for bridge deck construction in Japan because of several advantages, e.g., safety construction and high fatigue durability. On the other hand, these slabs may cause negative influences such as overweig...
Tomoyuki MAEDA, Hiroki HONMA, Masayuki HIRANO, Isamu YOSHITAKE
ASEA-SEC-2   3 Nov 2014   The International Structural Engineering and Construction Society (ISEC)
Air and water bubbles are likely to remain on concrete sidewalls in tunnel linings, because the sidewalls are generally constructed with a greater slope than a right angle. The bubbles negatively influence the aesthetic of the concrete lining. In ...
Recyclable High Volume Fly Ash (HVFA) Pavement Concrete Using Limestone Aggregate
Isamu YOSHITAKE, Sayaka UENO, Takeo ISHIDA, Yuya TOKIKUNI, Sunao FUKUMOTO
The 12th International Symposium on Concrete Roads   23 Sep 2014   EUPAVE
Fly-ash is a pozzolanic material, so it can contribute to various properties, such as strength development at mature age. The strength development at early age, however, is significantly slow and may negatively affect traffic service. Early streng...
Effect of Cold Temperature on the Behavior of CFRP-Steel Interface
Hisatsugu TSUDA, Isamu YOSHITAKE, Yail J. KIM, Jumpei ITOSE, Nobuhiro HISABE
The 7th International Conference on FRP Composites in Civil Engineering   20 Aug 2014   International Institute for FRP in Construction
High modulus carbon fiber reinforced polymer (CFRP) laminates may be adhesively-bonded to the bottom flange of a steel girder to improve flexural behavior. When the strengthened member is subjected to thermal load, interfacial stress generates alo...
Debonding-Control of CFRP-Steel Interface with Hybrid Bond Configurations
Yail J. KIM, Thushara SIRIWARDANAGE, Isamu YOSHITAKE
The 7th International Conference on FRP Composites in Civil Engineering   20 Aug 2014   International Institute for FRP in Construction
This paper presents an innovative strengthening approach using hybrid bond configurations for damaged steel girders with carbon fiber reinforced polymer (CFRP) sheets, based on a combination of epoxy and silyl-modified polymer (SMP) adhesives. The...
Composite-bonded Steel Substrate with Silyl-modified Polymer Exposed to Thermal Distress
Yail J. KIM, Seung Won HYUN, Isamu YOSHITAKE, Jae-Yoon KANG, Junwon SEO
The 12th Probabilistic Safety Assessment and Management conference (PASM-12)   22 Jun 2014   International Association for Probabilistic Safety Assessment and Management (IAPSAM)
Mixed-Modulus Adhesive Configurations for Strengthening Steel Members with Advanced Composite Sheets
Thushara SIRIWARDANAGE, Yail J. KIM, Isamu YOSHITAKE, Jae-Yoon KANG
SAMPE Seattle 2014   2 Jun 2014   SAMPE North America
Thermal Stress Analysis of High Volume Fly Ash (HVFA) Concrete Made with Different Water-Cementitious Material Ratio
Hao WANG,Hiroki KOMURE,Isamu YOSHITAKE
30 May 2014   

Teaching Experience

 

Research Grants & Projects

 
Japan Society for the Promotion of Science: Grant-in-Aid for Scientific Research (C)
Project Year: Apr 2018 - Mar 2021    Investigator(s): YOSHITAKE Isamu
Durability and Environmental Impact of Recyclable Concrete Pavement Made with Limestone and Fly-ash
Japan Society for the Promotion of Science: Grant-in-Aid for Scientific Research (C)
Project Year: Apr 2014 - Mar 2017    Investigator(s): YOSHITAKE Isamu
Japan Society for the Promotion of Science: Grant-in-Aid for Young Scientists (B)
Project Year: Apr 2012 - Mar 2014    Investigator(s): YOSHITAKE Isamu
Japan Society for the Promotion of Science: Grant-in-Aid for Young Scientists (B)
Project Year: Apr 2005 - Mar 2007    Investigator(s): YOSHITAKE Isamu