1. 1) California Department of Conservation: Processed CSMIP Strong Motion Records from the Northridge, California Earthquake of January 17, 1994, Office of Strong Motion Studies, 1994
2. 2) Japan Road Association: Guide Specifications for Earthquake Hazard Mitigation for Road Transportation Facilities, Pre Earthquake Countermeasures, 1987
3. 3) Japan Road Association: Design Specifications of Highway Bridges- Part I Common Part, Part II Steel Bridges, Part III Concrete Bridges, Part IV Substructures, and Part V Seismic Design, 1990
4. 4) Japan Road Association: Reference for Applying the Guide Specifications for Reconstruction and Repair of Highway Bridges Which Suffered Damage due to the Hyogo-ken Nanbu Earthquake, to New Highway Bridges and Seismic Strengthening. 1995
5. 5) Japan Society of Civil Engineers: Standard Specifications of Concrete, 1931, 1940, 1949, 1956, 1967, 1974, 1977, 1980