At 38,000 square feet in size, they produced average weekly sales of $564,000 translating to sales per square foot of $777, and generated a contribution margin of approximately 6%. These outstanding results, combined with lower average capital investment and pre-opening expenses per store, are driving solid returns.
Drilling rigs commonly operate 24 hours per day, 7 days per week with either three crews working 8 hour shifts or two crews working 12 hour shifts. Most often day crews and night crews will alternate weekly so each crew has a chance to work during both the day and night.
The explosion and sinking of an oil rig in the middle of the Gulf of Mexico on Tuesday has created a potentially serious environmental situation, though experts are not sure how bad it might be. That all depends on whether the oil from the rig's well spills and where it goes.