The executive summary of the 2001 Minnesota Department of Transportation report -- undertaken by the University of Minnesota's Department of Civil Engineering -- points to fatigue problems with the bridge's approach span, the segments that connect the main span of the bridge to land.

CNN: States warned to inspect bridges

Mr MacDougall was the first driver to approach the toll after the road bridge opened to the public.

BBC: Documentary to 'reveal untold' Skye Bridge toll stories

This low-rise hotel under the Harbour Bridge takes a different approach to the Opera House: water level and straight ahead, giving the view added drama.

FORBES: Travel

Later, inspectors found corrosion of steel around joints in the bridge and fatigue cracks in the approach spans.

CNN: States warned to inspect bridges

All are attempts to bridge the gap between the academic classroom on the one hand and the more practical, hands-dirty approach of commercial management development.

ECONOMIST: Business schools