One of Morocco’s most dangerous roads could get tunnels in a bid to improve its safety. A feasibility study on the potential installation of tunnels on the RN9 mountain-passing route will begin in December 2014.
January 9, 2014
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One of Morocco’s most dangerous roads could get tunnels in a bid to improve its safety. A feasibility study on the potential installation of tunnels on the RN9 mountain-passing route will begin in December 2014.
A road tunnel stretch that opened for traffic in India in late 2020 is notable for several reasons. The new 9km Atal Tunnel is the world’s longest tunnel at an altitude of higher than 3,048m
Speed and precision have been the hallmarks of a number of major road tunnelling projects across the globe over the last 12 months, as the latest sector equipment from leading manufacturers has found itself in high demand. Guy Woodford reports
Herrenknecht tunnel boring machines (TBM) have been busy tunnelling under major Chinese rivers, demonstrating phenomenal speed, top safety levels and extreme precision while playing a key role in the construction of road tunnels in the Yangtze River Delta.
The Yang
The government of Robert Fico has said it will decide the fate of the controversial €1 billion Bratislava bypass, the D4 motorway project, possibly ahead of a national parliamentary election next month.
Fico, who also was prime minister from 2006-2010, was re-appointed after leading his Direction Social Democracy party (SMER-SD) to a landslide victory in the 2012 parliamentary election. His party won 83 seats and formed an absolute majority government, Slovakia’s first since 1989.
Controversy continue
Using ground penetrating radar to determine reason for serious pavement settling in Kentucky-Tennessee tunnel
Just a few years after the opening of the Cumberland Gap Tunnel, highway officials noticed moderate to severe settling of the continuously reinforced concrete pavement. The mountain tunnel provides an important link between Kentucky and Tennessee along US25E and the problem looked serious, with many voids discovered beneath the pavement surface.
To investigate the problems, the Kentucky Transpor
