People definitely get distracted, Ann. We always had company parties on site and everyone would be in a huge rush to finish up so that they could get to the party - it's very easy to overlook something that way. The parties were a lot of fun and great for employee morale though!
Good lessons indeed! It is always a good idea to review a subcontractors work and I am thinking that probably would have happened if it wasn't so close to a holiday. For some reason it seems that every time we near a holiday - typically competent people that follow procedure and pay attention to detail tend to lose their usual focus in their eagerness to enjoy their time off, which is simply human nature. Ill timing for that particular job to come up right next to a holiday and this story is a good reminder that a job needs to be seen to completion including a final check that it was done properly before leaving it for an extended period of time.
The second lesson of better informed operators and standing orders surprises me. I wonder if that is a product of their corporate culture - I can't think of anywhere I have worked where someone wouldn't have called for engineering assistance rather than to continually burn up all of the spare parts in stock...
Although plastics make up only about 11% of all US municipal solid waste, many are actually more energy-dense than coal. Converting these non-recycled plastics into energy with existing technologies could reduce US coal consumption, as well as boost domestic energy reserves, says a new study.
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