The Duo, Singapore
Twin tower of 39-storey commercial tower & 49-storey residential towerFloor System:
- Commercial tower: PT beam & PT slab (live load: 4.0 kpa)
- Residential tower: Conventional RC slab
Special Feature:
- Vertical tendons are used in both towers to transfer the huge unbalanced forces from the cantilevering floors to the core
- Transfer floor at commercial tower- Level 25 for layout changing from office to hotel
Post-tensioned Wall:
Commercial tower: Stressbar tendons
Residential tower: Strand tendons