The tunnelbuilder archive is a unique reference of 15 years’ operations in the global tunnelling industry, covering short and long projects from inception to completion, and giving the reader instant access to facts and figures that are simply unavailable elsewhere.

The archive contains more than 8,000 reports of tunnelling bids in some 150 countries. Every report is dated week/year, appearing in English at tunnelbuilder.com, Spanish at tunnelbuilder.es, and Italian at tunnelbuilder.it. The news, projects and country sections can be individually searched by project code or keyword, and the search refined to specific countries between specific dates. The results can then be sorted by project code, title and published date.

The tunnelbuilder archive is an accurate and invaluable resource for bid researchers, having been expertly edited and translated by qualified and experienced engineers. Try it for yourself! 36/13.