There were calls to build a bridge between North and South Shields going back to before the s, but these were not acted on because the river was a busy shipping route. The 2nd World War delayed plans drawn up in by Durham and Northumberland County Councils for a scheme to build three tunnels under the Tyne: a pedestrian tunnel; a cyclist tunnel; and a vehicle tunnel.
The Pedestrian and Cyclist Tunnels were comleted in but work on the vehicle Tyne Tunnel did not start until because of financial and legal issues. The first Tyne Tunnel was opened in To cater for increasing volumes of traffic a second tunnel was planned and completed in February along with a refurbishment of the original tunnel, which was finished in November Once complete in , the Tyne tunnels were used by more than 18, people a day, many of them shipyard workers.
Pictured, workers sealing the cast-iron segments of the tunnel. This was kept under control during construction by pumps, like the one pictured, situated at the lowest point.
March Workers prepare the tunnels for tiling. July Dignitaries and officials wait to enter the new pedestrian and cycle tunnels after the opening ceremony on 24 July July An eager public looks on. July Crowds using the escalators during the opening day. July Bert Turnbull, a lift attendant, looks on as some of his first passengers prepare to try out the pedestrian tunnel. The second Tyne Tunnel is part of the New Tyne Crossing, which consists of the two road tunnels and the Grade II listed pedestrian and cyclist tunnels under the river.
The concessionaire appointed to deliver the crossing project is responsible for partly financing and constructing the new tunnel, and developing the reference design into a detailed design.
It also controls the operation and maintenance of all the tunnels. In return, it retains the toll revenues. On 23rd November , TT2 Ltd was appointed as the crossing's concessionaire for 30 years. The transport authority will retake responsibility for all the tunnels in In February , all tunnel assets were transferred to TT2 Ltd.
A ground breaking ceremony was held on 29th October , marking the start of construction. The project has 2. The complex geology of the site dictated that the tunnel has seven different cross-sections, comprising five variants of cut and cover tunnel, an immersed tube and some spayed-concrete lined tunnel.
The whole 1. Associated works to the north of the tunnel included the removal of a roundabout and the construction of a ten-lane toll plaza NZ on the southbound carriageway. A bus lane allows buses to bypass toll booths. The cut is constructed with 1.
Where the new tunnel crosses the original one NZ , west of the A, the diaphragm walls are much shorter, forming a box with the top and bottom slabs.
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