Original Paper (Vol.50 No.8)

Influence of KCl on the Hydration and Strength Development in Alite-KCl System
Harutake IMOTO, Etsuo SAKAI, Akinori NAKAMURA and Masaki DAIMON	807
Some Properties of Concrete Incorporated Sludge
Junji NAKAMOTO, Kazuo TOGAWA and Yoshitaka MITSUIWA	812
Studies on Utilization of Coarse Fly Ash to Concrete
Seiichi NAGAOKA, Kikuo TACHIBANA, Kenji WATANABE, Nobuo UEHARACMitsuhiro ISHII, Hironobu MURAI and Shinji KAWASAKI	818
Estimate of Dosage of Superplasiticizer in Self-Compacting Concrete Using High-Volume Fly Ash
Yoshitaka MITSUIWA, Junji NAKAMOTO and Kazuo TOGAWA	824
Studies on Corrosion Prevention of Reinforcement with Types of Rust-Inhibitors
Hiroyuki SAKAKIBARA, Akio SUGIURA, Kenji MIYAWAKI, Keiiti OSAKI and Sigehiro KOBAYASHI	830
A Study on a Technology for Producing High Quality Recycled Coarse Aggregate
	835
The Investigation about the Application of the Recycled Aggregate to the Base Course Material
Hiromichi MATSUSHITA, Hiroaki TSURUTA, Atsushi KUBONO, Satoshi FUJIMOTO and Seiichi TANIMOTO	843
A Study on Relationship between Condition of Placing on Consolidated Fresh Concrete and Occurrence of Cold Joint
Hiromichi MATSUSHITA@and@Yoshihiro SUE	851
Corrosion Cell Formation Pattern and Rate of Steel Corrosion Induced by Carbonation in Concrete with Defects
Nobuaki OTSUKI, Shin-ichi MIYAZATO and Hayato KIMURA	857
Effect of Placement and Compaction on Carbonation of Concrete and Corrosion of Steel at Cold Joint
Takehiro SAWAMOTO, Masanori TSUJI and Yutaka KIMACHI	865
Improvement in Water Resistance of Macrodefect-Free(MDF)Cements by Application of Hot Press Molding Process
Yoshihiko OHAMA, Toshimitsu KOBAYASHI and Katsunori DEMURA	873
Load Carrying Behavior of RC Member Strengthened with CFRP Sheet Subjected to Reinforcing Steel Corrosion
Takashi YAMAMOTO, Atsushi HATTORI and Toyoaki MIYAGAWA	877
Flexural and Shear Behavior of Reinforced Concrete Beams Damaged by Alkali-Silica Reaction under Reversed Cyclic Loads
Susumu INOUE, Yasuhiro MIKATA, Kazuo KOBAYASHI and Tamotsu NIEDA	883
Influence of Welding Heat on Low Yield Strength Steel
Yoshinobu ONO, Atsumichi KUSHIBE, Hirofumi KANEKO and Takatoshi OGAWA	889