Advantages of Yokogawa’s ultra-lightweight retractable roof structure using a cable net
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- 1. Super lightweight structure supported by circular compression ring and cable net with a diameter of 250m
- 2. Beautiful roof shape with hyperbolic curved surface
- 3. Adoption of foldable membrane roof system
- 4. Unprecedented large opening with the size of 175m x 150m applicable to 80,000 seat stadium
- 5. Design wind velocity 34 m/s
- 6. 20 minutes of driving time for opening/closing roof
- 7. Low price of ¥200,000 - ¥300,000 per square meter
- 8. Drastic reduction in operation cost
- 9. More than 100 times a year that the roof can be operated
- 10. Less impact to cost period
