1. Construction Examples in Japan High Capacity Micropile
Takashi Yamane
KYOKUTO CORPORATION
TOKYO JAPAN

2. Contents Ryusen-ji Viaduct Application for Variety of Structures
1. Outline
2. Over view
3. Design
4. Seismic Retrofit for a Typical Pier
5. Construction
Application for Variety of Structures
1. Steel Tower
2. Box Culvert
3. River Wall

3. Outline of Bridge (1)
Super structure: Prestressed Concrete Slab Bridge
Substructure : Concrete Pier (Wall Type)
Foundation : PC Pile
Constructed in 1983

4. Overview of Bridge (2)

5. Seismic Performance for Highway Bridges
Design (1)
Seismic Performance for Highway Bridges
Type of Design Ground Motions
Standard Bridges (Type-A)
Important Bridges (Type-B)
Level 1 Earthquake:
Ground Motions with High Probability to Occur
SPL 1:Prevent damage
Level 2 Earthquake:
Ground Motions with High Intensity and Low Probability to Occur
Interplate Earthquakes (Type-1)
SPL 3:Prevent Critical Damage
SPL 2:Limited Damage for Function Recovery
Inland Earthquakes (Type-2)
SPL:Seismic Performance Level

6. Design (2)

7. Seismic Retrofit for a Typical Pier

8. Construction (1)

9. Construction (2)

10. Construction (3)

11. Construction (4)

12. Construction Examples in Japan
Bridge Pier (for Retrofit)
Bridge Pier (for New Construction)
Bridge Abutment
Steel Tower
River Wall
Box Culvert
Water Tank
Others

13. Construction Examples (1-1)
Steel Tower in Mountainous area
H Beam
Column
Existing Foundation
New Foundation
Connection Beam
High Capacity Micropile

14. Construction Examples (1-2)
Steel Tower in Mountainous area

15. Construction Examples (2-1)
Steel Tower
in Urban area

16. Construction Examples (2-2)
Steel Tower in Urban area

17. Construction Examples (3-1)
Box Culvert

18. Construction Examples (3-2)
Box Culvert

19. Construction Examples (4-1)
River Wall

20. Construction Examples (4-2)
River Wall

21. Thank You !