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Tension systems and post-drilled fixings
Lining failures occurred in the Boston (Big Dig) tunnel in 2006, in the Balcome rail tunnel in the UK in 2011 and in Japan’s Sasago tunnel (2012); all related to the use of unsuitable fixings.
1 March 2014
CROSS Safety Alert
Region: CROSS-UK, CROSS-AUS, CROSS-US
Failure of existing long-span wood roof truss following installation of new roof-top HVAC units
Failure of an existing long-span wood roof truss following installation of new roof-top Heating, Ventilating, and Air Conditioning (HVAC) units offers lessons in the special challenges of renovations to existing buildings.
1 September 2020
CROSS Safety Report
Report ID: 949
Region: CROSS-US
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