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In the New Year of 2022

By J. Niwa

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Special Issue: New Technology and Business in the Concrete Field - SDGs, 8. Decent Work and Economic Growth

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1. The Future Visions and Expectations for the Concrete Field

   1.1 Precondition for Dreaming of Working on Concrete Based on Examination Into Consumption of Cement and Stock Quantity of Infrastructure

   By M. Ouchi

   1.2 Promotion of i-Construction by PRISM -Toward Economic Growth Through a Rewarding Concrete Field-

   By Y. Kimura

   1.3 JCI’s Activities -Recent Accomplishments and Challenges for Future

   By T. Kawai and Y. Nobuta

   1.4 The Prospects of Concrete Engineer of Cement Manufacturer for New Technology and Business

   By K. Kono

   1.5 Future Concrete Needs “Flexibility”

   By M. Manabe

   1.6 Essence of “The Stability” in the Construction Industry in the Era of Change

   By H. Takeda

2. Advanced Technologies for Future Business in the Concrete Field

   2.1 Utilization of Self-healing Materials and Future Perspective: Crack Repair and Corrosion Resistance

   By K. Kawaai

   2.2 Recent Trends in the Utilization of the Deep Sea and Efforts toward the Construction of Deep-Sea Infrastructure

   By Y. Kawabata, K. Takahashi, T. Kasaya, M. Iwanami and T. Yamanaka

   2.3 Possibility and Foresight of Recycled Carbon Fiber for Concrete Ingredients

   By N. Ijuin

   2.4 3D Printing Technology and SDGs

   By T. Azuma

   2.5 Traceability of Precast Concrete Piles Using QR Codes from Manufacture to Construction

   By Y. Kiya

   2.6 Activity of Japan Architectural Drone Association and Investigation of Building by Using Drone

   By K. Motohashi

   2.7 Implementation of Sensing Technology Using Optical Fibers on Concrete Structures

   By S. Kobayashi, T. Torichigai, K. Mizuno and Y. Taira

3. Examples of Recent Technology-Based Activities in the Concrete Field

   3.1 Collaborative Evolution of University Research and Business Development

   By T. Nagayama, Y. Hirose and H. Cho

   3.2 Application of Japanese Infrastructure Technology in the United States

   By M. Matsumoto

   3.3 Entrepreneurship and Prospects as a Concrete Engineer

   By Y. Shinoda

   3.4 How to Proceed with the Irrational Construction Industry Centered on in-law Humanity

   By M. Takeguchi and H. Nishiwaki

   3.5 Will the Off-load Pass from Over-age Lead to the Younger Generation ?!

   By A. Moriwake

   3.6 “Curing” for Concrete Becomes a Companion to Life B

   y A. Shono

   3.7 Maintenance of Structures by Professional Engineers

   By H. Yamashita

   3.8 Technology and Experience from Concrete Mix Design to Repair Works

   By H. Sasakura

   3.9 Effective Maintenance Technology for Concrete Structures to Implement Sustainable Society

   By H. Manabe, N. Ogura, S. Kishimoto and R. Hirokawa

   3.10 Structural-Sensing Expansion for Regional Area

   By H. Suganuma