Chennai Metro Rail Limited invites bids for three tenders of underground works
...of Two Underground Stations at Ayanavaram Puraisaiwakkam Station cum Crossover Box in Corridor3 of CMRL Phas...o Underground Stations at Ayanavaram & Puraisaiwakkam Station cum Crossover Box in Corridor-3 of CMRL Pha...Sydney Metro awards $2.16 billion Second Sydney Metro West tunnelling contract
...A Tunnel Boring Machine launch site at Rosehill, tunnelling toward Sydney Olympic Park and relaunched toward Westmead; A services facility and crossover structure at Rosehill for fre...HS2 lowers its first TBM for London tunnelling to a 25 meter-deep tunnel
...Greenford with almost two miles completed so far. The two new TBMs will bore the eastern section. The final section of tunnel from Victoria Road Crossover Box to connect to Old Oak Com...Canada: Agreement Signed for Ontario Line Pape Tunnel and Underground Stations
...on at Cosburn Avenue and Pape Avenue; three emergency exit/ service buildings; underpinning of the existing TTC Pape Station; and a rail switch/crossover in the tunnel near Sammon Ave...
cover tunnel photo by: Matt Brown from London, England / CC BY
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