Seven alumni from the University of Arizona's mining and geological engineering program competed in the alumni division, coming in second place. The competition commemorates the 91 miners who died in the 1972 Sunshine mine disaster and continues to honor all miners who have lost their lives while on the job.
Place concrete at a minimum thickness of 4 inches. Increasing the thickness from 4 inches to 5 inches will add approximately 20% to your concrete cost, but will also boost your driveway's load-carrying capacity nearly 50% , according to the Tennessee Concrete Association.lace concrete at a minimum thickness of 4 inches. Increasing the thickness from 4 inches to 5 inches will add approximately 20% to your concrete cost, but will also boost your driveway's load-carrying capacity nearly 50% , according to the Tennessee Concrete Association.
The cost to pave an average concrete driveway varies by location, shape, size, concrete reinforcement material, labor rates, and decorative quality of the finish. A typical two-car driveway is 16 feet wide and 38 feet long without curves or slope, for a total surface area of 610 square feet.1,464. The driveway is a 4-inch thick concrete slab with reinforcing wire mesh. The required 7.7 cubic yards (including 4% loss) of prepared concrete is delivered by truck. The Total Cost includes the five-man crew that will be a total of 42 man-hours on the job, or a full day for the crew.