Sydney Metro West (taken from Sydney Metro - Western Sydney Airport Sustainable Report and modified with extra info)
Sydney Metro - Western Sydney Airport Sustainable Report: https://www.sydneymetro.info/sites/default/files/2022-02/SMWSA-Sustainability-Plan.pdf
Taken from Steve McMillan's post here: https://tunnelcontact.com/file/view/40230/sydney-metro-west which itself was from Sydney Metro site with the following info:...
HS2 unveils Bromford TBM
courtesy of HS2 media release https://mediacentre.hs2.org.uk/news/hs2-unveils-huge-tunnel-boring-machine-ready-to-dig-hs2s-bromford-tunnel-in-the-west-midlands