Japan Society of Civil Engineers 2026 Annual Meeting
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Session Details

Section V

補修・補強（材料）1

Wed. Sep 2, 2026 8:50 AM - 10:10 AM JST
Wed. Sep 2, 2026 11:50 PM - 1:10 AM UTC
Room D42, 4th Floor, Building 7 (Hokkai-Gakuen University)
8:50 AM - 9:00 AM JST(11:50 PM - 12:00 AM UTC)

[V-126]Influence of Silane-type Surface Penetrants on Drying Shrinkage of Concrete in Real Environment

*Hirotake Endo1, Susumu Yoshida1 (1. The National Research and Development Agency Public Works Research Institute, Civil Engineering Research Institute for Cold Region)
9:00 AM - 9:10 AM JST(12:00 AM - 12:10 AM UTC)

[V-127]A Study on the Evaluation of Waterproofing Performance of Surface Impregnation Treatments in Actual Concrete Structures

*Shintaro Kogune1, Toshiharu Kishi2 (1. East Japan Railway Company, 2. Tokyo University)
9:10 AM - 9:20 AM JST(12:10 AM - 12:20 AM UTC)

[V-128]Performance Evaluation of Soy Methyl Ester-Polystyrene Concrete Surface Treatment Agent

*Satoshi Mohri1, Masao Kitano2, Hiroya Terakawa2 (1. National Institute of Technology, Maizuru College, 2. MKbuild Co., Ltd.)
9:20 AM - 9:30 AM JST(12:20 AM - 12:30 AM UTC)

[V-129]A High Durability Water Based Penetrating Sealer with Ultra long Lasting Hydrophbicty

*Satoru Kohama1, Koichi Kurata1, Osamu Kobayashi1 (1. Kurata Techno System Co., Ltd.)
9:30 AM - 9:40 AM JST(12:30 AM - 12:40 AM UTC)

[V-130]Sulfuric Acid Resistance of Mortar Lining Materials Incorporating Ground Granulated Blast Furnace Slag with and without Alumina Cement and Gypsum

*Kosuke Kita1, Naoyuki Sugihashi1,2, Shin Yamaguchi1,2, Kohei Mizuta3 (1. Nihon University Graduate School, 2. Nihon University, 3. Denka Company Limited)
9:40 AM - 9:50 AM JST(12:40 AM - 12:50 AM UTC)

[V-131]Influence of direction of impregnating when crack repair with silane type water repellent on salt penetration of concrete

*Ryunosuke Hirota1, Ryohei Ohara1 (1. National Institute of Technology (Kosen), Nagano College)
9:50 AM - 10:00 AM JST(12:50 AM - 1:00 AM UTC)

[V-132]The effect of the addition rate of alumina cement and blast furnace slag powder, and the presence or absence of gypsum addition, on the strength development of mortar.

*Ryo Sugai1, Naoyuki Sugihashi1, Shin Yamaguchi1, Kohei Mizuta2 (1. Nihon University, 2. Denka Company Limited)
10:00 AM - 10:10 AM JST(1:00 AM - 1:10 AM UTC)

[V-133]Study on Load-bearing Capacity Evaluation of Composite Pipe Rehabilitation with Sulfuric Acid-deteriorated Concrete and Rehabilitated Pipes

*Koudai Miyazaki1, Takashi Yamada1, Sakura Fukami2, Tatsuya Simozuma2, Ryota Hashimoto2, Hirotaka Hazehara2 (1. Fukuoka University , Graduate School of Engineering, 2. Fukuoka University)
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