Review paper (Vol.54 No.8)

Trend of Superplasticizers for Ultra-Hith-Strength Concrete from 100 to 150N/?
Takumi SUGAMATA and Akira OHTA	794

Original Paper (Vol.54 No.8)

Effects of Accelerated Curing Conditions on Strength Properties of Polymer-Modified Mortars with SBR Latex and Hardener-Free Epoxy Resin
Yoshihiko OHAMA, Shinobu Takahashi and Masahiro OTA	804
Effect of Dosage of Pigment on the Surface Color of Concrete
Takashi FUJII, Akihiro FUJIKI, Hidekazu TANAKA and Toshiki AYANO	810
Experimental Investigation on Alteration of the Characteristics of Bentonite Sand Mixtures at the Interface with Concrete by Electrical Migration Method
Takafumi SUGIYAMA , Kosei FUKUOKA　and Yukikazu TSUJI	816
Mix Design of Concrete with Air-Entraining and High Range Water-Reducing Admixture Containing Stabilized Sludge Water
Junji NAKAMOTO, Kazuo TOGAWA, Yoshitaka MITSUIWA and Toshiyuki TANI	822
Properties of Concrete Using Copper Slag and Second Class Fly Ash as a Part of Fine Aggregate
Keisuke ISHIMARU, Hiroyuki MIZUGUCHI, Chikanori HASHIMOTO, Takao UEDA, Kazuhiro FUJITA and Masaaki OHMI	828
Penetration of the Chloride Ion to the High-Strength Concrete Mixed with Ground Granulated Blast Furnace Slag -Measurement of a Distribution of the Chloride Ion Concentration by EPMA-
Hiromichi MATSUSHITA, Yoshitaka MAEDA, Kazumasa FUJITA and Kenji IWAI	834
Properties of Concrete after 30 years’ Exposure under Marine Submerged Condition
Hidenori HAMADA, Tarek Uddin Mohammed, Toru YAMAJI	842
Application of AE Rate Process Analysis to Estimate of Damaged Concrete
Genki KOMENO,Tetsuya SUZUKI,Yukifumi IKEDA and Masayasu OHTSU	850
A Study on Crack Prevention at Service State of Reinforced Concrete Member Fortified Tension Zone by Reactive Powder Composite
Isao UJIKE, Kazunori KATO, Yoshimitsu KONISHI and Masato NUMATA	855
Effect of Bending Work of Main Bar to Correct Displacement of Bar Position on Mechanical Behavior of Reinforced Concrete Member
Masanori TSUJI, Yuji ISHIKAWA, Tsuyoshi HATANAKA, Takehiro SAWAMOTO, Ryota IIDA, Masaru OKAMOTO	861