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Placement
Studies show that the failure to achieve the required noise reduction with SDA pavements is often...
Mixture production
The production of SDA mixtures in the asphalt mixing plant (see figure) differs from conventional...
Acoustic optimization through mix design
Empirical data from practical experiences with SDA can be used to optimize the parameters of semi...
International low-noise surfaces similar to SDA
International is only a part of the noise-reducing pavements that follow a similar concept to the...
Expected acoustic effects
For a surface to be considered low-noise in Switzerland, it must achieve a noise reduction of at ...
Functionality of SDA pavement
A good noise-reducing surface has a fine surface texture and easily accessible surface pores. A f...
Tire-road noise (rolling noise)
Tire-road noise is understood as the interaction between the tire and the road surface. This tire...
Traffic noise overview
Road noise consists of three noise components: Drive noise – Sounds from the engine, transmiss...
Web app for selecting low-noise road pavements
QuietPaveCheck is a data-driven web application that supports cantons, cities, and municipalities...
Overview of low-noise pavements
On heavily trafficked roads, where there are often significant exceedances of noise limit values,...
Selection of pavement depending on altitude
The use of SDA 4 is not equally sensible and sustainable at every altitude. The acoustic effectiv...
Selection of pavement based on environmental conditions
When significant noise impacts are needed, the use of an SDA 4 surface is generally recommended. ...
Expected acoustic effect and lifespan
The following table shows the three most commonly used low-noise surfaces (LAB) in Switzerland al...
Bilancio ecologico
In un'analisi del ciclo di vita (Life Cycle Assessment, LCA) vengono analizzati in dettaglio i si...
Riciclaggio
L'adattamento del regolamento sulla prevenzione e gestione dei rifiuti (VVEA; SR 814.600, 2015) l...
Acustica
Il controllo del successo acustico costituisce il nucleo della sorveglianza delle prestazioni dei...
Effetti acustici efficaci
Effetti acustici CH Progetto CPX-Misure Strade Rapporti BAFU Su incarico dell'Ufficio federale ...
Panoramica dei materiali fonoassorbenti
Su assi stradali ad alto traffico, dove si verificano frequentemente superamenti significativi de...
Effetto acustico atteso e durata della vita
Dalla seguente tabella si possono desumere i tre rivestimenti a bassa rumorosità (LAB) più comune...
Scelta del rivestimento in funzione dell'altitudine
L'uso di SDA 4 non è altrettanto sensato e sostenibile a tutte le altitudini. L'efficacia acustic...