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Noise Barriers for Railway Tracks

Noise control element - Highly absorbing

Design:
Highly absorbing on one or both sides
Airborne sound insulation DLR = 25 – 31 dB (B3)
Sound absorption DLα = 12 dB (A4)
Aluminium, polyester powder-coated
Installation: HE-160 till HE-220 

Standard dimensions: 
Length: 1.96 m, 2.46 m, 3.96 m and 4.96 m
Height: 0.5 m

Transparent rail noise control element

Design:
Reflecting
Airborne sound insulation DLR = 26 – 33 dB (depending on glass type)
Aluminium, polyester powder-coated
Installation: HE-160 till HE-220

Transparent materials:
Acrylic glass XT, GS, GSCC; glass thickness: 15 mm or 20 mm
Laminated safety glass: LSG 2 x 8 mm oder 2 x 10 mm TSG

Standard dimensions:
Length: 1.96 m, 2.46 m, 3.96 m and 4.96 m
Height: 0.5 m till 2.0 m

Panels:

Design:
Highly absorbing
Sound absorption DLα = 11 dB (A4)
Aluminium, polyester powder-coated
Horizontal and vertical applications

Standard dimensions:
Length: < 3.0 m
Height: 0.5 m

The highly absorbing wall cladding is used to handle high-noise situations in tunnels. Optionally, it can be fitted with an integrated earthing system.

Sound resonator

Bonnet with λ/4 resonator
Sound diffraction index difference DLRΔDI, SITU = 2 dB

Design:
Highly absorbing on one or both sides
Airborne sound insulation DLR = 25 – 26 dB
Sound absorption DLα = 12 dB (A4)
Aluminium, polyester powder-coated

Standard dimensions:
Length: 1.96 m, 2.46 m, 2.96 m, 3.96 m and 4.96 m
Height: 0.65 m

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