Big Bubbles..Big Trouble

[sonc]

Air structures are nerve wracking. If the main inflation fan (30hp} stops, diesel or nat gas standby fan starts. If it doesn't, you've got about 5 minutes to evacuate the place.
http://www.imagewiz.net/images/hvactalk/177561_oshawa3.jpg
http://www.imagewiz.net/images/hvactalk/177560_osh2.jpg
http://www.imagewiz.net/images/hvactalk/177559_osh1.jpg

[Balystic]

The only thing worse than that would be fire!

[bryan l]

ah the golf dome un Calgary went down a few years back. No big deal really. it was heavy and took some time to get it back up but from what I hear there was little to no damage when it came down.