On this day in history
NCE is celebrating 40 years of being at the heart of industry by looking back at the stories that have broken over the years. Published in NCE today in...
Short rock bolts blamed for Sydney tunnel cave-in
Failure of under-designed rock bolts triggered the collapse of the Lane Cove motorway tunnel in Sydney, Australia, according to an independent published last week. Rock bolts at least 2m longer than the 5m bolts used should have been incorporated to support the tunnel roof.