As project director on London’s $1.2-billion Silvertown highway tunnel, Juan Angel Martinez Diaz successfully adopted hovercraft-like skates to rotate the job’s 39-ft-dia tunneling shield to drive both bores of the 0.9-mile crossing, saving critical time on the project’s tight schedule.
Cross passages between both bores of London's 0.7-mile Silvertown tunnel are nearing completion, marking the end of excavations on the River Thames crossing.
Crossrail Ltd. attributes the latest delays to lower than planned productivity on work in shafts, portals and the 10 central section stations, exacerbated by workforce constraints caused by the pandemic.
At the King George the Fifth dock site on the River Thames, a contractor is using smart sensors to monitor the strength of concrete it’s casting to form 75,000 sq meters of slab over water to extend the footprint of London City Airport.
Terry Morgan's ouster as chair of HS2 and Crossrail comes as the latter London tunnel line faces a new $2.5-billion budget hole and a likely finish beyond 2019.
Nearly 70,000 elements of the Temperate glasshouse in London’s Kew Gardens were removed, restored and replaced, along with 15,000 panes of glass in a $41-million project to rehabilitate one of the world’s greatest Victorian-era horticultural ironwork buildings.
London’s transportation authority has secured approval to go ahead with a design, build, finance and maintain project for a 1.4-km twin highway tunnel under the River Thames between Greenwich and Silvertown.
