Tunnels with white Carriageway for enhanced Safety

For a number of years now bright top layers have been installed on tunnel carriageways in Luxembourg – in order to enhance safety while at the same time cutting back on energy required for lighting. Last year, the two tunnels Grouft and Stafelter were provided with these bright top layers.

A new feeder route has been builtto the north of Luxembourg City – with two tunnels, each with twin bores and with two 8 m resp. 11.5 m wide lanes. In the case of the 3000 m long Grouft Tunnel a total area of 59 000 m² was provided with a 3 cm thick top layer made of white stone mastic asphalt (SMA) over four...

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