On first anniversary of the start of deck construction for the UK's longest railway bridge, HS2 reveals first enormous lake piers that will carry the 2 mile (3.4km) viaduct across a series of waterways on the outskirts of London. In pictures - highlights from the first year of deck construction.
(Permalink) Colne Valley Viaduct HS2

The construction of the UKs longest railway bridge took another major step forward this week with the start of work on the first of 56 giant concrete piers that will support the Colne Valley Viaduct as it crosses a series of lakes on the outskirts of London.
(Permalink) Colne Valley Viaduct HS2

Work has started on the UKs longest railway bridge, with ground engineers sinking the first of almost 300 piles that will form the foundations for the Colne Valley Viaduct. The viaduct, which will carry the new high-speed rail line for 3.4km across a series of lakes and waterways on the north west outskirts of London. [The proposed viaduct is 2.1 miles long - for comparison the Tay Bridge is 2.028 miles long. RS]
(Permalink) Colne Valley Viaduct HS2

HS2 began work this week on the UKs longest railway bridge, with an expert team of ground engineers sinking the first of almost 300 piles that will form the foundations for the Colne Valley Viaduct.
(Permalink) Colne Valley Viaduct