A future 50-storey residential tower, integrated in the PNB118 Tower development requiring the tower sub-structure of five-level corewall, column and ancillaries� tanks to be constructed before the opening of the PNB118 Tower. The key highlight of this exceptional difficult work was the entire structure and the tower raft foundation (5,600m3) were constructed in confined top-down method without open access from the closed ground level.

Key Facts

Location - Merdeka PNB118 Tower, Kuala Lumpur
Development Owner - PNB Merdeka Ventures Sdn Bhd
Corewall system - Coupler reinforced concrete with 1.1mtr thick RC wall for 12-lifts and 3-stairs
Slab Structure system - Reinforced concrete with coupler connection
Basement depth - 5-levels (20.65m depth)
Tower Raft - 5mtr thick raft with single largest concrete pour 5,600m3 (Top-Down)
Construction Method - Top-Down