Masonry Sound Barrier
Masonry Sound BarrierNOISE BARRIER AT SHANG-RI LA HOTEL, PUTRAJAYA MALAYSIA
- Scope of work is to supply and delivery noise barrier masonry type to semi encloses the sound emitted from kitchen exhaust fan.
- Location of barrier proposed is on top of the Hotel roof where the exhaust fan located. Initial sound level before installation is 102 dBA.
- The height proposed is 3000 mm and length is +-8000 mm with combination of various masonry block which is Flat Face, Bond Beam Block, Column Flat Face, Flutted Block and Acoustic Block.
- Final result after completion is 74 dBA in front of completed barrier while at lobby area is 56 dBA.
|BEFORE INSTALLATION (dBA)||AFTER INSTALLATION (dBA)|
|102dBA||74dBA (at 1m away)|
|65dBA (at lobby)||56dBA (at lobby)|