●　Direction of Intellectual Properties 　　 Rokuro TOMITA				21
●　Now Focused on PC Structures for Railways in Japan 　　 Iwao Nisugi				22
●　Technical Development of Prestressed Concrete on Railroad 　　 Tadayoshi ISHIBSHI				26
●　Prestressed Concrete Technology in Shinkansen 　　 Makoto KANAMORI				31
●　Next-Generation Railway Structure System Utilizing Prestressed Reinforced Concrete 　 　Hajime WAKUI				35
●　Planning and Design of Tenmagawa Continuous Arch Bridge 　　 Hideyuki KOBAYASHI, Mitsuaki OHBA, Yoshinori TANIGUCHI, Takeshi TSUYOSHI, 　　 Tadayoshi ISHIBASHI				39
●　A Bridge Over the Sea with the Design Life of 100 Years. 　　 ―Design and Construction of the Access Railway Bridge for the Central Japan 　　 International Airport― 　　 Koujiro KAWAGUCHI, Yoshihiro ISHIDA, Kazushi KATO, Hiroyuki NAGUMO				47
●　Design and Construction of Yamakuragawa Bridge in Uetsu Line 　　 ― The PC Through Girder with Steel Pipe Truss Webs and Open Slab― 　　 Kiyoshi ISHIDA, Motoko KIDO, Yukihiro KOYAMA, Hideki OKUBO				56
●　Erection of PC box girder bridge above a Railway Trades near the Kita-senju Station 　　 in TSUKUBA Express 　　 Daisuke TSUKISHIMA, Toshinobu MATSUZAKI, Kazuhiro MORITA, Masaru IZAWA				64
●　Design and Construction of Nishi Nagoyakosen Arakogawa Bridge 　　 ―Extradosed PC Through Girder― 　　 Toshihiro INOUE, Katsuhira SAKAI, Satoshi OCHI, Katsuaki KOMAI				71
●　Design and Construction of PC Through Girder Using High Performance Artificial 　　 Lightweight Aggregate 　　 Masahiro KONDOU, Yukio KITAGO, Shoichi TAKIMOTO, Yasuyuki TANAKA				80
●　Design and Construction of Wakamatsu-cho-Hijima-Overroadbridge 　　 (Prestressed-Concrete Through Girder), Kochi Railroad Elevation Project. 　　 Hitoshi KUSAKA, Kouji YAMAMURA				87
●　Innovative Civil Engineering Structures of Bourg-Les-Valence 　　 SEEE Association A1 Section (Representative:Seiki NAKAI)				92