Project introduction: longfor real estate jiuqu river project is mainly composed of high-rise buildings, foreign houses and villas. One side of the community is located on the main road. In order to reduce the impact of social vehicles on the community owners, sound insulation screen is built along the side of the main road.

Treatment measures: on the community wall, build a compound sound barrier with an arc on the top of 4.5 meters high, the sound barrier is composed of steel glass with metal screen + transparent double layer with aluminum alloy frame, which not only meets the lighting needs of residents, but also meets the requirements of sound insulation.

Control effect: noise reduction of 8-15db (A) in sound shadow area of sound barrier.