No.21, June 1993

An Analytical Evaluation of the Ductility of Reinforced Concrete, Hikaru NAKAMURA, Junichiro NIWA and Tada-aki TANABE, 14pp.

Investigation of the Compressive Fatigue Characteristics of Concrete and the Characteristic Value of Fatigue Strength, Shoichi INOUE, Shinzo NISHIBAYASHI and Akira YOSHINO, 16pp.

Factors Affecting Concrete Carbonation Ratlo, Taketo UOMOTO and Yoshiaki TAKADA, 14pp.

Visual Simuration for Dynamic Responce of Reinforced Concrete Columns Subjected to Earthquake Motion, Shoji IKEDA and Takahiro YAMAGUCHI, 14pp.

Strength and Crack Behaviors of Steel-concrete Composite Beams, Hiroshi YOKOTA and Osamu KIYOMIYA, 14pp.

Detection of Fine Cracks in Reinforced Concrete through X-ray Techniques Using Contrast Media, Koji OTSUKA, 20pp.

A Non-linear Creep Prediction Equation for Concrete, Kenji SAKATA and Toshiki AYANO, 16pp.

Study of the Creep Strain of Concrete under the Various Stress Histories, Kenji SAKATA and Toshiki AYANO, 16pp.

Durability and Microstructure of Glass Fiber Reinforced Concrete Produced by Premixing, Shin-ichi IGARASHI and Mitsunori KAWAMURA, 18pp.

A New Evaluation System to Quantitatively Predict the Progress of Alkali-silica Reaction, Yasuhiko FURUSAWA and Taketo UOMOTO, 18pp.