●　Design and Construction of Shigaraki-dairoku and Shigaraki-Dainana-Bridges 　　 (Westbound Lanes) on New Meishin Expressway 　　 ― Prestressed Concrete Box-girder Bridge with Corrugated Steel Webs Built by 　　 the Pre-connecting Corrugated-web Method ― 　　 Toshiya IDE, Yasunori KOBAYASHI, Nobuhisa HIRAKI, Tsunehisa YAMAGUCHI				18
●　Design and Construction of Sugitanigawa Bridge 　　 ― Application of New Erection Methods ― 　　 Kenichiro ASHIZUKA, Akira TAKAHASHI, Masao TOHMA, Hitoshi KOBAYASHI				26
●　Design and Construction of Earthquake Proof Reinforcement Quay at Hourai・ Sakura 　　 District in Tsuruga Port― Structural Pre-cast PC Pier Type Quay ― 　　 Masahiro TSUJI, Tetsuya AOYAMA, Katsu MIYAMOTO, Fumio NISHIMURA				34
●　Widening the Road by Precast Prestressed Concrete Structure 　　 Kikuo SUZUKI, Masataka YAMAMOTO, Masumi SHINDOU, Seijiro UCHIDA				39
●　Experimental Study on Joint of Square PC Pile for Earth Retaining Structure 　　 Toshiyuki NAKAMURA, Yusuke SATO, Hiroyuki ABE, Kengo HARA				47
●　Hardening Characteristic Verification of Moisture Curing Pre-grout PC Strand 　　 Keiichi AOKI, Hiroshi MASHIKO, Hiroyoshi WATANABE, Koichiro NATORI				54
●　Why Did Palau Bridge Collapse? Chris Burgoyne, Richard Scantlebury 　　 Foreign Information Reseach Group				64
●　The Start of Certification Test for Diagnosis Expert on Concrete Structures 　　 Taketo UOMOTO, Junichiro NIWA				70
●　Report of Research Committee on Performance-Based Design of Prestressed 　　 Concrete Structures 　　 ― Required Performances and Performance Verification of 　　 Prestressed Concrete Structures ― 　　 Research Committee on Performance Based Design of PC Structures				76