The Challenges of Monitoring in Difficult Conditions

Remote monitoring of a tunnel under restoration and construction activity.
Victorian railway infrastructure is ageing, degrading in condition and yet being stretched to cope with more and more use. These problems were particularly in evidence during work undertaken on and around the 19th-century Gasworks Tunnel in central London. Less than 500m from Kings Cross Station, this tunnel has two operational bores which carry the East Coast Mainline and a third non-operational bore. In August 2019, Central Rail Systems Alliance began excavating 11,000 tonnes of material from the tunnel’s closed eastern bore in preparation for it reopening as part of planned works which will ease pressure on the movements in and out of Kings Cross.
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