T&TI ANNUAL INDEX 2025 | REVIEW
JULY ● BTS: Harding paper - TBM transition through Kidbrooke shaft on London Power Tunnels, Phase 2 (S Kaul)
● Technical: Mechanised Tunnelling - latest small diameter TBM technology developments from Not-A-Boring Competition (K. Fallwell)
● Insight: H&S - compressed air - Introduction to ITA/BTS CAWG’s Report 10 (D. Lamont) ● Insight: H&S - compressed air - Briefing on research on MRI screening for dysbaric osteonecrosis, supported by BTS CAWG (J. Colvin)
● Insight: Fire Safety - review of highlights from papers at WTC ● BTS/BTSYM: Chairs’ Corner - Chairs review latest activities & events
AUGUST ● Technical: Drill & Blast - milestones on projects underway, and to come ● Technical: Drill & Blast - review of highlights from papers at Eurock 2025 ● Insight: Circular Economy - design for remanufacturing (O. Kortz, Herrenknecht) ● Sector: Transport (Rail, Metro) - celebrating successful finishes on HS2 ● Sector: Transport (Rail, Metro) - spotlight cost & time review underway on HS2 ● BTSYM: workshop report developing a tunnel engineering ‘Knowledge Framework’ (S. Shen)
● Interview: Profile of Prof Eivind Grøv, (J. Champkin, T&TI)
SEPTEMBER ● Technical: Ground Support - hybrid design of rock tunnel support, with Norwegian road tunnel case study (J. Terron-Almenara, E. Skretting, K.H. Holter & A.H. Høien)
● Technical: Lining - new approach for sprayed lining with Steel Fibre Reinforced Concrete, SFRC (B. de Rivaz, Bekaert)
● Preview: Lining - segmental lining workshop at OGG’s conference in Salzburg ● Projects: Hamburg metro’s U5 Line pushes on sustainability strategy ● Sector: Utilities - more power cable tunnels built in as electricity grids strengthened
OCTOBER ● Obituary: Peter Bermingham ● Technical: Shafts & Caverns - Brunel shaft’s 200th anniversary ● Technical: Shafts & Caverns - sloping shaft bore by TBM on China hydro project ● Technical: Shafts & Caverns - Plans and excavations advance for radioactive waste storage in Sweden (P. Reynolds)
● Sector: Power & Water - TBMs for Himalayan hydro (D. Brox) ● Insight: Data & AI for Knowledge Systems to boost project delivery (R. Gangrade) ● Preview: BTS H&S course (R. Young) ● Preview: Trenchless - No-Dig North 2025
NOVEMBER ● Projects: BTS meeting report - TMCLK project and innovation legacy from Hong Kong (A. Schwob, Bouygues T.P.)
● Projects: spotlight on project advances in N America ● Insight: Logistics - overcoming challenges in Alps at Gotthard road tunnel (P. Germann, Simem)
● Technical: Rock excavation - drum cutter adds to options ● Preview: STUVA 2025 ● BTS/BTSYM: Chairs’ Corner - Chairs review latest activities & events
DECEMBER ● Technical: Rock Tunnels - looking at creep versus consolidation in tunnelling through squeezing ground with TBMs (T. Leone, A.N. Nordas & G. Anagnostou)
● Projects: Rock Tunnels - review of different packages at advanced stage of execution on Brenner Base Tunnel
● Projects: Transport (Roads) - Silvertown tunnel coating ● Annual List: T&TI features in 2025
December 2025 | 39
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