Calculating sand volumes for filling aeration holes

If you are planning to aerify and topdress in the near future, you will be tasked with trying to figure out just how much sand you will need to get the holes filled. Luckily, the USGA's Pat O'Brien and Chris Hartwiger have done all of the calculations you'll need in their 2003 article, "Aeration and Topdressing for the 21st Century". See Table 2 of this article for detailed information on the volume of sand needed for each tine diameter/spacing combination.…