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www.TunnelTalk.com keeping you informed
- Events: WTC postponed amid Coronavirus fears
- Australia: Melbourne Metro breakthrough
- Australia: Perth airport link back on track
- Career Moves: New Board member at Normet
- FEB2020 FOCUS: Concrete Linings
- Integrated engineering: quality segmental linings
- Crack width control in FRC segments
- Books and Reports: Sprayed concrete linings
Recent reporting
- Australia: Major metro expansion plan for Sydney
- UK: HS2 Phase 1 to progress in full scope
Diary Dates
- June 30 - July 2 2020: Asia Pacific Rail, Bangkok
- New dates: Sep 11-17 2020: WTC, Kuala Lumpur
- Sep 21-23 2020: AFTES, Paris
News from the world media services
Join the Alert Forward to Colleagues
From the Editor's Desk - 27 Feb 2020
Management of a major industry event in a time of crisis is difficult and controversial. To proceed as planned, despite the risks, would likely result in dwindling exhibitor and delegate numbers, but postponing causes disruption, inconvenience and cost to those who have invested in the event.

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RECENT CONTENT PUBLISHED ON TUNNELTALK
Most recent reporting
- Australia: Major metro expansion plan for Sydney
- Company News: 30 years of innovation at NASTT
- Awards: UKSTT trenchless technology awards
- Single-shell lining design and advantages
- UK: HS2 Phase 1 to progress in full scope
- China: Shanghai mega-TBM highway drive
- Company News: Atkins confirms Danish contract
- Career Moves: California leader for HNTB
- Hybrid SFRC-GFRP segments for breakouts
- Company News: Mühlhäuser asset buyouts
Concrete Linings
- Cracking of segmental lining under investigation
- First use of MSFR segments in the USA
- Sealing and drainage experiences in Swiss tunnels
- Further feedback on the Rastatt tunnel collapse
- Modern seals for segment lining integrity
- London Underground Northern Line design
- Steel vs synthetic FRC segments
- Fibre-reinforced concrete for precast segments
- Geopolymer concrete for durable linings
- PP fibres to resist fire-induced concrete spalling
News Briefs
- Poland’s largest TBM arrives in Lodz
- Copenhagen opens new metro line in silence
- National Grid to replace water pylons in Wales
- Amsterdam Zuidasdok faces eight-year delay
- Large scale Holland Tunnel repair starts in April
- Water crossing connects district in Copenhagen
- Five bidders for Delhi Metro lot 4
- Work begins on second bore of Las Vegas loop
- Bangkok’s Orange Line on schedule
- Pipeline under Straits of Mackinac proceeds
VIDEO REPORTING: Vision and innovation

Tunnelling on the moon

WTC 2019 Keynote

Professor Priscilla Nelson

Hong Kong tunnel link

SR99 highway tunnel

California High Speed Rail Project

Delivery of California rail project

Professor Robert Mair interview

UPCOMING CONFERENCES AND EXHIBITIONS