SILTE - Антишумовая дорожная преграда

The SILTE noise barrier consists of uprights and panels with sound-insulating and sound-absorbing properties.‎ The panels are made of galvanised steel or aluminium with suitable powder coating surface treatments, suitable for outdoor use.‎ The standard colour is light grey or green; other colours are available on request.‎ All panels are stiffened at the ends with heads fitted with anti-vibration gaskets in contact with the uprights.‎ Panel dimensions are length (standard upright centre distance): 3,000 mm height: 500 and 1000 mm thickness: 80 and 115 mm They are arranged with the largest dimension horizontally and stacked to obtain the desired height, multiple of 500-1000 mm.‎ Main features Reduction of airborne sound pressure level: RW = 30 ÷ 34 dB ( ISO 717 ) The wall exposed to noise is perforated; inside there is a cushion of sound-absorbing material with a density greater than 90 kg/m³ covered with a protective film on the exposed side.‎ Panels with two perforated walls are available on request.‎ The standard posts are made of HEA profile with plates and reinforcements for anchoring to the foundation