Moorgate station upgrade (Elizabeth Line integration)
Moorgate, London, UK · 2011–2021 (main construction and reopening of entrance); broader public realm improvements ongoing until 2026 · Part of the overall Crossrail/Elizabeth Line project (approx. £18.9bn overall project cost). Specific cost for Moorgate upgrade not publicly disaggregated.
The judgement call
Account-gated at launch* Strategic decision to link Moorgate and Liverpool Street Elizabeth Line stations due to the length of the new trains, optimizing passenger flow and access. * Implementation of an innovative verification process for the Crossrail Moorgate shaft to expedite construction. * Use of pre-cast concrete panels with grooved and angled designs for ticket hall ceilings to enhance the sense of space and movement. * Extensive collaboration between TfL, Crossrail, and the City of London Corporation for integrated station and public realm improvements.
Key engineering challenges
* Complex interface works between existing operational London Underground station and new Crossrail infrastructure. * Deep underground construction in a constrained urban environment. * Maintaining existing rail operations and passenger flow during extensive upgrade works. * Integration of new structures with existing, often century-old, underground tunnels and foundations.
Project facts
- Client / owner
- Transport for London (TfL), Crossrail (now Elizabeth Line), City of London Corporation
- Lead contractor
- Laing O’Rourke (for Liverpool Street Elizabeth line station, which includes Moorgate connection); SpoorTech (interface works)
- Lead designers
- Mott MacDonald (involved in over-site development 101 Moorgate, suggesting broader area engineering)
- Project type
- upgrade
- Scale
- New entrance 65m wide, longer gateline, 6 new ticket vending machines, new lifts for step-free access. Connected Liverpool Street Elizabeth line station is 34m deep, with 15 escalators and 7 lifts, and platforms over 200m long.
- Disciplines
- Civil; structural; mechanical; electrical; systems; public realm design
- Standards & frameworks
- Network Rail standards; London Underground standards; CDM Regulations; Eurocodes (likely for structural elements)
Sources: * IanVisits (2021), "Moorgate tube station entrance reopens after a decade of closure", https://www.ianvisits.co.uk/articles/moorgate-tube-station-entrance-reopens-after-a-decade-of-closure-45203/ * RailUK (2021), "New modern ticket hall with step-free access opens at Moorgate as part of Elizabeth line improvements", https://railuk.com/rail-news/underground/new-modern-ticket-hall-with-step-free-access-opens-at-moorgate-as-part-of-elizabeth-line-improvements/ * City of London (Undated), "Moorgate Crossrail Station Links (MCSL) programme", https://www.cityoflondon.gov.uk/services/streets/projects-and-proposals/moorgate-crossrail-station-links-mcsl-programme * Mott MacDonald (Undated), "101 Moorgate: Engineering excellence above and below ground", https://www.mottmac.com/en-us/projects/101-moorgate-engineering-excellence-above-and-below-ground/