Doing the Math on Teacher Pensions: How to Protect. Teachers and Taxpayers. Do the math on teacher pensions and it just doesnât add up. In 2014 teacher pension systems had a total of a half trillion. dollars in unfunded liabilities â a debt load that climbed more than $100 billion in just the last two years. Across the.
1 These prices can double for a roadway-quality driveway (geotextile fabric covered with three layers of compacted gravel, each about 3-4 thick), or $450 -$1,800 for 12'x25' and $11,000 -$60,000 or more for a driveway 12' wide and a quarter-mile long. A cubic yard of driveway-grade crushed gravel costs about $10 -$60 or more, depending on whether it is picked up by the customer at the gravel yard or delivered to the job site, and the size and type of gravel used.
1 For a 1000 square foot driveway this costs a total of $120-$180. 2  Removing an existing driveway costs $50-$60 per hour. 3  Driveways with slopes, curves, or that are otherwise difficult to surface will cost more in labor. Total driveway paving cost will vary from region to region consistent with local material and labor costs. 2  Most gravel driveways are made of crushed stone or gravel which costs about $25-$30 per ton plus $100 or so for delivery per load (the average dump truck can handle 13 or so tons.) For a small, 15 ft.