CONCRETE JOURNAL Vol.64, No.4, Apr. 2026
Japan Concrete Institute (JCI No.727)

contents

Structural Rationality in Concrete Engineering through Integration with Heterogeneous Materials
By S. Matsumoto
Todoroki Bridge (Tentative Name) Pier Construction
By T. Sakamoto
Overview of the 2025 Revision of the Guidelines for Control of Cracking of Mass Concrete
By T. Mizobuchi, S. Miyazawa, M. Ishikawa, M. Kojima, S. Asamoto and K. Yokozeki
Development of Materials, Manufacturing Methods, and a Quality Control System on Innovative Carbon Negative Concrete -Progress in 2025- -CUCO : Carbon Utilized COncrete-
By T. Torichigai, T. Mori and M. Kojima
Construction Records of Research Facilities Incorporating Various Concrete Technologies
By S. Geno
Condition Assessment and Restoration of a Seafront Hilltop RC Monument-Preservation Program for the Battleship Yamato Memorial Tower-
By K. Matsushima, O. Oishi, K. Yamabe and N. Natsuyama
Concrete Pavement (3)Concrete Pavement and the Environment
By T. Shinmi, T. Yoshimoto, Y. Kirino and K. Kawai
The Concrete Koshien Which Is Competition of Concrete Performance by Students of High Schools
By K. Iriya
Research Example on Methods for Predicting Frost Damage of Concrete
By T. Noguchi
Report on the Organization of “On-site Visit and Roundtable Discussion” for Women's Collaboration
By Study Committee for Expanding Women's Participation through Collaboration in the Field of Concrete
Japan's First Concrete Lighthouse: Conservation and Maintenance
By T. Takase
The Situation of Cement and Concrete in New Caledonia
By A. Kunisue
The Keynote Lectures in the Annual Convention 2025 in Morioka by the Presidents of Four Foreign Concrete Institutes
By K. Iriya and T. Miki
Why Imperfection Attracts Us
By Y. Ishikawa

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