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Compost and Topsoil Calculation Worksheet for the Pre -approved Amend- <br />ment Rate <br />NOTE: For Options 2 and 3, use this worksheet if you plan to use the pre -approved compost amendment rate of 2 <br />inches. This worksheet should not be used if a custom compost amendment rate is selected for Options 2 and/or 3. <br />Option I <br />Option 2 <br />Leave native soil undisturbed, and protect from compaction during construc- <br />tion. <br />• Enter lettered areas from site plan where this option will be used: <br />No calculations for compost or topsoil are necessary for this option. <br />Amend existing soil in -place (2-inch layer of compost). <br />• Enter lettered areas from site plan where this option will be used: <br />A <br />3.77 <br />• Enter combined square footage of lettered areas in thousands <br />(example: for 4,525 sq ft, enter 4.525; for 500 sq ft, enter 0.5) <br />• Multiply combined square footage by 6.2 and enter product in box A <br />A 23 =Cubic Yards <br />AMOUNT OF COMPOST NEEDED FOR THESE AREAS <br />Note: MR 5 is triggered on sites with more than 2, 000 sq. ft. of new, replaced, or new plus replaced impervious <br />surface, or 7, 000 sq. ft. or greater of land disturbing activity. <br />