What is the WHIS®wall?
The WHIS®wall combines a low noise barrier with a weathering steel diffractor. That amounts to 1 meter in height, all in all. It achieves a 7 to 9 dB noise reduction, equal to a 3 meter regular noise barrier.
- High noise reduction
- Cost-effective solution
- Easy to install
- Preserves view
The WHIS®wall’s advantages
Easy to install
The WHIS®wall requires only a flat and strong foundation, so you can produce 300 meters per day.
Preserves view
Its 1 meter height leaves the view intact for residents, drivers, and train travelers.
High noise reduction
The WHIS®wall reduces noise 7 to 9 dB.
Widely supported by residents
Because of its high reduction and view preservation, the WHIS®wall receives a lot of support from residents.
WHIS®wall: (technical) specifications
- Standard dimensions: 2980 x 1020 x 1020 mm
- Reduction frequency range: 400 – 2000 Hz
- Strength class: C40 / 50
- Reduction: 7 to 9 dB
- Weight: ca. 1000 kg / meter
- Earthing options next to railroads:
- Diffracting part
- Weathering steel
- Aluminum
- Galvanized
- Coated
- Substructure
- Absorbent concrete
- Reflective concrete
- Gabion
- Stone strips
- Green image
- Diffracting part
Installing and maintaining the WHIS®wall
- Mounted with a custom clamp
- The WHIS®wall requires only a flat and strong foundation
- You can produce up to 300 meters per day
- Maintenance: just once a year
Where can you apply the WHIS®wall?
The WHIS®wall is suitable for various kinds of (rail)roads, like
Railroads
Link roads
Provincial roads
Distributor roads
Highways
