South side on the construction of floor, to floor 12A, the noise barrier Bloxteg 2 Tuff Series, (or equivalent) of 2.4 m high will be installed at 1 m away from the noise source. This noise barrier will reduce the noise level up to 50 dB(A) when passing through the noise barrier and also reduce 18.9-37.5 dB(A) of the indirect noise.