Shed Base Concrete Calculator
Shed Base Concrete Calculator . Length meters width meters hardcore depth millimeters min 100mm. Now it’s time to mix and place the concrete in teh frame. How to Estimate Concrete in Yards Concrete Material Estimate from www.sketchup3dconstruction.com To create a level base, excavate the earth in the marked area to a depth of six inches (150mm). At this point it’s a good idea to get the help of a friend or a second person. You need to divide the total cubic yards that the yield needs to determine the number of concrete bags you need.